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Date / TimeCityStateCountryShapeDurationSummaryPostedImages
6/19/22 00:22RyeCOUSALightAbout 7 minutesA small light growing in illumination and size that shot out lights into a rainbow shaped illuminated area.6/22/22
6/19/22 00:20RyeCOUSACircle10 minuteA ufo emitted an array of lights before disappearing.6/22/22
6/18/22 21:38Pagosa SpringsCOUSAFormation1:06Caught on Ring camera and have video of craft coming and going6/22/22
6/13/22 00:15AuroraCOUSARectangle10-15 secondsGroup of 4-5 white lights that eventually got close enough to see that it was some sort of craft. Almost like a hallway of offices6/22/22Yes
6/8/22 22:26Castle RockCOUSALight3 minutesCluster of 5 lights seen on military grade NVGs6/22/22
6/2/22 22:00Estes ParkCOUSALightPresently still happeningRandomly moving lights in the sky moving above, through, and below clouds.6/22/22
6/1/22 20:00Fort collinsCOUSACircleFive minutesDark silent craft6/22/22
5/28/22 22:25Fort CollinsCOUSAChevronApproximately 5 minutesWitnessed this and also took a video.6/22/22
5/27/22 18:08GreeleyCOUSALight25 minutes2 lights flying around eachother chasing one another6/22/22Yes
5/27/22 11:45Colorado SpringsCOUSATriangle20 secondsPark bench viewing.6/22/22
5/25/22 14:04AlmontCOUSACylinder5 minutesColorado UAP near mountain top. (((NUFORC Note: Possibly an aircraft?? PD))6/22/22
5/20/22 10:35Grand JunctionCOUSAMADAR Node 756/22/22
5/15/22 21:25CarbondaleCOUSACigarAbout 7 secondsI was photographing the lunar eclipse with a telephoto lens when a UFO came into the picture quickly and crossed behind the moon6/22/22
5/15/22 19:20Pine GroveCOUSACylinder7 -8 minutesBright Rotating/Tumbling object6/22/22
5/15/22 19:20Pine GroveCOUSAChanging4-5 minWhat appeared as rotating cube that then appeared as a cyclinder in a upright postion6/22/22
5/11/22 04:48FlorenceCOUSALight4 TO 5 MINI OBSERVED APPROX. 60 LIGHTS IN THE SKY MOVING FROM WEST TO EAST AT 4:48 A.M. ON 5-11-22 ALL IN A SINGLE ROWE. ((Starlink satellites))5/31/22
5/8/22 10:35DurangoCOUSAOval5 secShooting pics of mountains at high speed shooting, in 1 picture got a blurry object.6/22/22Yes
5/7/22 06:37ElizabethCOUSAMADAR Node 345/31/22
5/3/22 04:23Grand JunctionCOUSAMADAR Node 755/31/22
4/28/22 21:04Grand JunctionCOUSAMADAR Node 755/31/22
4/26/22 22:36LovelandCOUSAChanging30 to 45 secondsTranslucent Shapeshifting craft moving at impossible speeds5/31/22Yes
4/23/22 22:40DenverCOUSACircle10:39-10:40Medium sized reflective neon/medium green circle.5/31/22
4/23/22 21:33Colorado SpringsCOUSAChangingWatched it apprx. 5 minsWas looking at stars and one seemed to burst into flames, then suddenly went back to looking like a star.5/31/22
4/20/22 23:19LafayetteCOUSACircle10 secondsI was looking out the window when I saw a circular shaped saucer at complete standstill in the sky.4/22/22
4/5/22 21:15LakewoodCOUSAOther5 secondsPhotograph4/22/22
4/1/22 20:53Near CortezCOUSALight1.5 minutesExtremely bright light, brighter than all other stars on a very clear, dark night. No noise, slow-ish moving, "turned" and faded off.4/22/22Yes
3/30/22 23:18Fort CollinsCOUSACigar30-40 secsCigar-shaped object moving at about 250 mph at about 400 feet altitude.6/22/22
3/30/22 20:42DenverCOUSADiskgoing on a walk and we saw a disk in the sky very bright and almost was blinding, heard a sound hurt my eardrums,dogs braked like hell4/22/22
3/30/22 11:54LittletonCOUSACircleA few minutesCraft flew right over my car as I was driving North on Santa Fe4/22/22
3/30/22 11:51ElizabethCOUSAMADAR Node 346/22/22
3/30/22 11:49Estes ParkCOUSAMADAR Node 1566/22/22
3/30/22 04:32Estes ParkCOUSAMADAR Node 1566/22/22
3/28/22 22:30LakewoodCOUSATriangle-1 minuteUfo and Blinking light4/22/22
3/28/22 22:15Grand JunctionCOUSAMADAR Node 754/22/22
3/22/22 15:39Lakewood and Los AngelesCOUSAOther1 secondI looked at my digital clock and it was 3:39pm4/22/22
3/19/22 22:08IgnacioCOUSAUnknownShortWas fast ahowed up on picturea4/22/22Yes
3/8/22 01:46LittletonCOUSACircle2 minutesDaytime orb sighting, Littleton, CO4/22/22
3/4/22 20:28LakewoodCOUSAOther3 yearsContinuous contact with the forces of the universe4/22/22Yes
2/27/22 01:53DurangoCOUSALight4 secondsThe light craft zoomed out from up behind my car and went in front of me above and kept going with a light trail behind it.3/4/22Yes
2/13/22 05:45LamaCOUSATriangle30 secondsLow flying aircraft bright light3/4/22
2/8/22 17:35Highlands RanchCOUSACylinder2-3 minutesBlack jet stream behind falling object. ((NUFORC Note: Contrail ?? PD))3/4/22Yes
2/5/22 19:30LittletonCOUSASphere5 minutesWhat looked like red stars then a random blinking materialized the a bubble formed around the light and it took off at speed of light3/4/22
2/4/22 11:57Grand JunctionCOUSARectangleNever saw till nowWe took this pic in San Diego between 2006 and 2012. I found it Jan. 23, 20223/4/22Yes
2/4/22 05:02WalsenburgCOUSALightWatched for 45min.Again upon letting our dogs outside; the sky is very clear and no other stars were present.3/4/22Yes
1/24/22 06:00WellingtonCOUSALightStill there at 6:40amBright lite hovering but moving fast from side to side, up and down3/4/22Yes
1/21/22 06:30LittletonCOUSAChangingNine seconds.Blinding light3/4/22
1/17/22 05:59WalsenburgCOUSACircle45 minutesI have a video of this sighting. It was just about dawn and I had to let our dogs out and it could not be missed3/4/22Yes
1/12/22 02:00De BequeCOUSACigarAbout 5 minutesIt was a huge ship, it looked Rocky and long but metallic with a few lights up and down it3/4/22
1/6/22 22:00Lakewood/EdgewaterCOUSALight3 hoursI believe I got abducted or got my soul taken.3/4/22
1/3/22 15:00Colorado SpringsCOUSACigarA few minutesSaw it in the sky and realized it was moving.3/4/22
12/30/21 13:37BoulderCOUSAChanging1-2 minutesI saw two different (or changing) objects about two minutes apart but in the same approximate location.3/4/22Yes
12/28/21 17:29Colorado SpringsCOUSACylinder30 minutesExtremely bright stationary craft3/4/22
12/24/21 01:28ElizabethCOUSAMADAR Node 343/4/22
12/12/21 18:00DenverCOUSALightStarted 6 monthsMultiple lights that turn on off always in the same formation each night12/19/21
12/3/21 19:00PineCOUSARectangleDriving we saw a long, skinny rectangle of doubled up lights in the sky. It appeared for several minutes.12/19/21
12/3/21 18:30Highlands RanchCOUSACigarLine of lights lasted about 30 seconds, moving quickly at an angle12/19/21
12/3/21 18:30WestminsterCOUSALightTrail of lights in the sky that appeared to be on a sideways rotating disc. Craft moved up in the sky and faded away.12/19/21
12/3/21 18:30Wheat RidgeCOUSALight15 secondsLoud Jet Noise, Round Red Lights flashed North to South, appeared 1 second later further west. Small White Object Went Toward It12/19/21
12/3/21 18:30GreeleyCOUSAOtherLooking to the SW there was a very long straight string of bright white lights moving towards the N very quickly. I have footage.12/19/21
12/3/21 18:00SpartaCOUSAFormationSaw the object while in flight12/19/21
12/2/21 23:36Estes ParkCOUSAMADAR Node 1563/4/22
11/29/21 19:00Fort CollinsCOUSALightTwo separate orbs of warm light like fire. Arcing flight path, no sound. Maybe a thousand ft elevation? Moving slow.12/19/21
11/25/21 20:16DeltaCOUSACircleAbout two minutesA circular craft was flying low paralleling my car on the highway.4/22/22
11/25/21 09:13Grand JunctionCOUSAMADAR Node 753/4/22
11/16/21 21:59Grand JunctionCOUSAMADAR Node 753/4/22
11/13/21 11:00LittletonCOUSALight30 minutes"Foo Fighter" chased by two military helicopters3/4/22
11/6/21 19:25LongmontCOUSALightNightlyBright light staying in same area of the sky; higher than airplanes moving in quick sporadic formations.11/15/21
11/6/21 09:30BoulderCOUSASphere2 large, dark silent objects hovering over Boulder Colorado on the morning of Nov. 6th.12/19/21
11/5/21 16:20DenverCOUSAOval20 secondsWhite oval far up in sky, with a zig zag motion from cloud to cloud.11/15/21
11/4/21 04:51ElizabethCOUSAMADAR Node 343/4/22
10/29/21 16:10TyroneCOUSAUnknown15 secondsSeen a strange object going east at a faster speed then normal. Silver chrome colored it turned and it just disappeared.11/15/21
10/27/21 19:50Las Animas CountyCOUSAChanging~30 minutesSeen light outside southwest. It started moving torward the north after a short time.11/15/21
10/17/21 16:48DenverCOUSAChanging1 minuteShape shifting black object with strange lights and reflections.10/19/21
10/12/21 19:12ArvadaCOUSATriangleApproximately 3 min totalWedge shaped, massive, silent and extremely fast aircraft6/22/22
10/4/21 21:45AuroraCOUSAChanging3 hoursMultiple UFOs captured on Camera over Aurora Colorado10/19/21
10/4/21Highlands RanchCOUSAUnknown18:40Shiny object hovering high in the sky for a couple minutes10/19/21
10/3/21 12:00ArvadaCOUSAOther~10 minutesHovering object along commercial airline flight path10/19/21
10/3/21 04:30NederlandCOUSAUnknown1-2 seconds1-2 seconds of very bright light outside, with no apparent source, shone through windows.10/19/21
10/2/21 04:21ErieCOUSAMADAR Node 3910/19/21
10/1/21 21:00Colorado SpringsCOUSAChanging2 minutesI see a light that pings all over the sky in a certain area and have seen this more than once. It goes too fast for it to be ours11/15/21
10/1/21 14:08PuebloCOUSAMADAR Node 8310/19/21
9/15/21 20:30Grand JunctionCOUSALight1.5 minutesAtmosphere entering Tracer Fire lights10/19/21
9/7/21 21:26Grand JunctionCOUSAMADAR Node 7510/19/21
9/5/21 19:12MorrisonCOUSACircleLive Photo on camera captured object flying across the screen4/22/22Yes
9/5/21 04:54Grand JunctionCOUSAMADAR Node 7510/19/21
9/4/21 00:19ElizabethCOUSAMADAR Node 3410/19/21
8/26/21 12:00COUSACigar((HOAX)) I saw home world of, the little green men. They asked me to show them the location of Earth/my Homeworld.9/7/21
8/24/21 08:38Grand JunctionCOUSAMADAR Node 7510/19/21
8/14/21 14:01Grand JunctionCOUSAMADAR Node 7510/19/21
8/13/21 18:42ElizabethCOUSAMADAR Node 3410/19/21
8/8/21 20:28BoulderCOUSASphere2 minSpikey Orb hovering. I thought it was a balloon. Came back and it was gone.8/16/21
8/7/21 22:49VictorCOUSACircle10 minutesStrange lights over Victor Colorado4/22/22
8/7/21 22:33ElizabethCOUSAMADAR Node 348/16/21
8/6/21 03:25FriscoCOUSARectangle20 minutesBlue/Red flashing rectangular object, no sound, came and went silently, lasted about 20 minutes, height of 2 story building.8/16/21
8/5/21 22:00FriscoCOUSA5 minutesWhite/blue bobbing lights with no form that stops to look at us then shoots away in a flash8/16/21
7/30/21 20:30DenverCOUSATriangleSpinning Triangle shaped craft with lights on tips spotted in thunderstorm12/19/21
7/23/21 05:30DenverCOUSAUnknown1 mileGrasses laid down in weird patterns for over a mile8/16/21
7/22/21 21:15BoulderCOUSAOther2-3 minutesI saw a very brightly lit, white object, roughly the shape of an airplane, but with no visible wings or rotor, moving southward.3/4/22Yes
7/18/21 00:25Estes ParkCOUSAMADAR Node 1568/16/21
7/15/21 20:45Colorado SpringsCOUSAFlash5 secI was sitting on my sofa watching TV and the patio slider door was to my left. In my peripheral vision, I saw a very large, yellow, br8/16/21
7/9/21 08:00DenverCOUSAOval15 minsUAP8/16/21
7/5/21 13:00DenverCOUSALight30 minutesStanding in the backyard, my house guest asked me to take a look at an object in the sky. It looked like as balloon at the height of ab8/16/21
7/5/21 10:00PuebloCOUSAUnknownStill duratingI feel our bodies are taken by E.T'S AND ALSO THE MIND OR BODY MAY ALSO BE POSSESSED BY PAST SPIRITS OF THE EVIL OR WHAT NOT SEX, AND M8/16/21
7/4/21 22:00PeytonCOUSASphereat least 4 hoursBright cloud-emitting orb seen for over 4 hours in Colorado. ((NUFORC Note: Source of report is experienced astronomer. PD))8/20/21
7/3/21 22:30BerthoudCOUSASphere7 MinutesSaw orb that faded from red to greenish blue, stayed perfectly still until attempt made to record video8/16/21
7/2/21 12:00FirestoneCOUSADiamond:15 secondsFour to Five Diamond Shaped Objects in Formation with Strange Movements8/16/21
6/19/21 12:18Grand JunctionCOUSAOtherSecondsSorta roundish blue-green blob8/16/21
6/15/21 20:45NiwotCOUSACircle5 minutesSmall white circle near the moon, very slowly moving north, then disappeared.7/31/21
6/15/21 20:34BoulderCOUSACircle:10white circular object7/31/21
6/15/21 20:00LongmontCOUSACircle35White circular object appeared to be static in movement before a strong elevation gain an the foothills of the Rocky Mountains.7/31/21
6/12/21 12:10NiwotCOUSASphere3 minutes4 white and 1 red orb 'dancing' in daylight sky between Longmont and Boulder, Colorado7/31/21
6/10/21 22:30BoulderCOUSATriangleA few minutes7 craft were seen high up in the sky, lighted up in the same place, then all of them disappeared, in sequence3/4/22
6/6/21 00:25Estes ParkCOUSAMADAR Node 1568/16/21
6/5/21 07:00DenverCOUSAOther20 minutesI was at work yesterday. I am a farmer. I seen in the distance over the 25highway heading north. At first a massive cube shaped object7/31/21
6/4/21 20:30CarbondaleCOUSASphere30 secRound chrome object zips back and forth erratically through isolated down pour reflecting sun flashes before it froze and disappeared.7/31/21
6/4/21 13:30ThorntonCOUSADisk2 secondsI was driving to the post office when out of no where there is a small but bright flash in the clear blue sky around 2000ft away and ab7/31/21
5/26/21 09:19LittletonCOUSAUnknown1 minuteRing camera video of flying object7/31/21
5/25/21 16:27LittletonCOUSADiamond30 secondsThe object looked onyx black and was floating / flying along the mountain range and then when towards the mountains. The object looked7/31/21
5/24/21 06:25PuebloCOUSAMADAR Node 837/31/21
5/23/21 17:30EnglewoodCOUSAOval15 secondsIt was an oval object with mist clinging to it6/22/22
5/23/21 00:25Estes ParkCOUSAMADAR Node 1567/31/21
5/21/21 22:00LakewoodCOUSATriangle10 minMe and a couple friends were at a park when I was looking up and saw 3 satellites or small silent craft moving at the same speed in a t7/31/21
5/12/21 21:40SalidaCOUSACone1 hourSuper bright object in NW sky.7/31/21
5/8/21 20:00LittletonCOUSASphere6 minutesufo in a storm cloud5/20/21
5/7/21LittletonCOUSALight~2-3 minutesLong string of a line of stellar type objects moving from SSW to NNE.5/20/21
5/6/21 22:13FruitaCOUSAUnknown2 minutesFleet of UFO's witnessed in small town, Colorado5/20/21
5/6/21 22:00ParkerCOUSALight4 minutes or moreUFO's over Parker CO night sky, 30 lights moving in a row5/20/21
5/6/21 21:01Colorado SpringsCOUSALight20-30 secondsBright solid light followed by helicopter5/20/21
5/6/21 20:43LongmontCOUSALight20 minutesLights very high in the sky moving aircraft speed moving from SW to NE direction. ((Starlink satellites??))5/20/21
5/6/21 20:30WalsenburgCOUSAUnknown1 hour2 adult individuals witness a distant object extremely high in the southern night sky over walsenburg Colorado. The object was illumin5/20/21
5/2/21 11:00Colorado SpringsCOUSASphere10-15 seconds7 white objects fly across blue sky and then disappeared5/20/21
5/1/21 21:00HartselCOUSALight2 hoursDancing red lights above elkhorn basin.5/20/21
5/1/21 20:56Grand JunctionCOUSAMADAR Node 755/20/21
4/23/21 02:40FirestoneCOUSAChevron3-4 secondsI witnessed a chevron-shaped object, silent and with seven lights cross my line of sight between 02:35am to 02:40am on Friday, April 234/23/21
4/19/21 00:25Estes ParkCOUSAMADAR Node 1565/20/21
4/18/21 22:15LafayetteCOUSALight30 minutesA brighly flashing multi-colored light in the night sky over Colorado viewed for a half hour. ((NUFORC Note: Sirius?? PD))4/23/21
4/11/21 00:00HooperCOUSAUnknown4 hoursNothern Light-colored objects and star-like objects moving in sky near Great Sand Dunes Colorado4/23/21
4/7/21 20:58LittletonCOUSALight5 minutesA fleet of lights that flew across sky. You could see them speed up to another and was unlike anything I have ever seen. At top of the5/20/21
3/30/21 21:03ErieCOUSAMADAR Node 394/23/21
3/28/21 16:30BoulderCOUSASphere2 minutesShiny sphere, high altitude, moving steadily west before disappearing3/31/21
3/19/21 19:10DenverCOUSASphereSeveral minutesA white sphere hovered over Denver7/31/21
3/19/21 00:37DeltaCOUSAFireballA large bright light that traveled slowly, then hovered, seemed to get dimmer and brighter then appeared to fall down toward horizon. I3/31/21
3/10/21 20:00Canon CityCOUSATriangle15-20 secondsA triangle of three soft green discs passed us parallel to highway 50 in the Colorado desert which made no sound.3/31/21
3/6/21 18:00LongmontCOUSAChevron7 secondsSilent, large V shaped craft with circular lights on belly of wings faded like glow in the dark football brightness.3/31/21
3/1/21 00:15DenverCOUSALight3 minutesBeautiful lights flying intimately over the southwest sky seen from Denver, 3/1/2021.3/2/21
2/22/21 05:50DenverCOUSAFormation4-5 secondsFast group of lights.3/2/21
2/15/21 12:13ElizabethCOUSAMADAR Node 343/31/21
2/12/21 19:00LovelandCOUSAOther10 minutesA flame in the sky3/2/21
2/11/21 06:00Grand junctionCOUSAFormation>5 minutesI was walking to the store I looked up and did see two parallel lines of lights close but not touching ((Starlink satellites??))3/2/21
2/11/21 05:55EvergreenCOUSALight10 minutesMassive string of slow/standard-moving lights in single-file line consumes entire sky ((Starlink satellites??))3/2/21
2/11/21 05:51SalidaCOUSALight1 minuteI got into my hot tub and when I looked up I saw a string of about 100 bright lights racing across the sky from NW. ((Starlinks??))3/2/21
2/11/21 05:45MorrisonCOUSALight7-8 minutesSaw a stream of lights going from north west to southwest. ((Starlink satellites??))3/2/21
2/6/21 10:49Grand JunctionCOUSAMADAR Node 753/2/21
2/3/21 01:00Colorado SpringsCOUSALightA few momentI was laying on my balcony since it was a nice sunny blue day. I saw a flicker in the sky in the corner of my eye. I looked closer and3/31/21
2/2/21 16:50Fort CollinsCOUSATriangleCouple of secondsI looked straight up and moving across the sky was a triangle pattern of dim amber lights.3/2/21
2/1/21 15:25ElizabethCOUSAMADAR Node 343/2/21
2/1/21 09:00Colorado SpringsCOUSATeardrop1 hour ongoing8 ufo in the sky - looked like balloons but no baskets-stationary for over an hour now-teardrop when you zoom in - sitting over the cen3/2/21
1/31/21 11:00AuroraCOUSAFormation5 minutes3 objects in a triangle formation3/2/21
1/31/21 10:43DenverCOUSAFormation15 minutes1433 N Williams St3/2/21
1/28/21 18:00Colorado CityCOUSACircle5 secondsStationary orange light in sky fades in and out3/2/21
1/19/21 19:19LakewoodCOUSACigar30 secondsCigar shaped craft with a trail behind it3/2/21
1/17/21 04:47ErieCOUSAMADAR Node 393/2/21
1/16/21 16:21Grand JunctionCOUSAMADAR Node 753/2/21
1/14/21 13:45LafayetteCOUSACylinder5 minutesI was driving down US-287 in Lafayette near the Baseline intersection and something shiny caught my eye in the sky. I continued trying1/19/21
1/13/21 07:30ThorntonCOUSAUnknownOut of place contrail1/19/21
1/12/21 21:15Pueblo WestCOUSALight2 seconds2 second flash of what appeared to be 5-8 orange lights in a row, really close together, like a craft and happened 2X within 2 minutes.1/19/21
1/10/21 16:59Grand JunctionCOUSAMADAR Node 753/2/21
1/4/21 10:49ErieCOUSAMADAR Node 391/19/21
1/3/21 16:00DenverCOUSACigar1 minWhite cigar shaped object over DIA or Buckley Air force base1/19/21
1/3/21 10:00SalidaCOUSACircleDidn't watch long enough A star like object stagnant with a sudden light speed movement a little ways away.1/19/21
1/3/21 00:00WestcliffeCOUSACircle1 minuteBlue circular object with small whitish arms(?)5/20/21
12/30/20 21:00Castle RockCOUSASphere<10sIt was a silentl spherical orb of a dark color or transparently distorting the clouds behind it.1/19/21
12/24/20 16:30Canon CityCOUSAOval5Something in the sky, government planes appear to be heading toward it.1/19/21
12/22/20 18:46SimlaCOUSALight5 minsOrange-tinged light faded for 10s and reappeared in slightly different position. No debris trail or noise.1/19/21
12/20/20 04:47Grand JunctionCOUSAMADAR Node 751/19/21
12/16/20 00:49ElizabethCOUSAMADAR Node 341/19/21
12/9/20 19:00GoldenCOUSAChevronUnknownI saw this only the next day as I was looking at the photos I took with my IPhone SE 2020. It must be a glitch in the camera. Could a s12/23/20
12/8/20 18:30DenverCOUSALightten minutesFlashing light in Denver, not plane or helicopter.12/23/20
12/7/20 22:32Colorado SpringsCOUSATriangle4-5 secondsTriangular object, white lights, silent but incredibly fast.12/23/20
12/6/20 11:53Fort CollinsCOUSAFireball2 secondsLarge orange fireball12/23/20
12/5/20 23:47Grand JunctionCOUSAMADAR Node 7512/23/20
12/5/20 19:00SiltCOUSAFormation3 minutesAfter sunset, looking to the West towards Grand Junction, CO we observed a row of lights, perfectly spaced apart, climbing from just ab12/23/20
12/5/20 18:00Palmer LakeCOUSACircle3 minutesThese flying objects were flown with precision and their flight patterns were perfectly sequenced and it was highly organized.12/23/20
12/4/20 18:30BoulderCOUSACircle2 minutesUniform diagonal line of lights slowly moving across sky12/23/20
12/4/20 18:20LongmontCOUSAFormation2 minLine of individual lights in Boulder County12/23/20
12/4/20 18:15LafayetteCOUSALight5 Min16 Lights following each other in a row12/23/20
12/4/20 18:15EvergreenCOUSACircle4 min.Observed 15-20 white lights evenly spaced apart moving semi vertically in unison in the mountain sky.12/23/20
12/4/20 17:30EnglewoodCOUSAFormation30 secondsA saw a few dozen or so single white lights flying slowly in a perfect straight line. Looked about 1,000 ft. in elevation and a few hun12/23/20
12/4/20 17:00PuebloCOUSALight30 seconds5:30 or 5:40. Saw about 30 lights traveling from west to east. Evenly spaced across the entire visible night sky. Very high up, possibl12/23/20
12/3/20 19:01CliftonCOUSALight2 minutesStrange lights in a straight line12/23/20
12/3/20 19:00niwotCOUSALight1 min+strange 10+ perfectly diagonal lights over boulder, colorado foothills12/23/20
12/2/20 19:00LovelandCOUSALight3 minutesStream of perfectly spaced light objects12/23/20
11/27/20 10:44ElizabethCOUSAMADAR Node 3412/23/20
11/26/20 18:00DenverCOUSALight6:00Light's looking like stars moving in a circle formation lasting all night to high to be a drown and to low to be a star.. blinking mult12/23/20
11/26/20 03:00ArvadaCOUSAOther30 secondsHemishphere that looked like the moon at first, but appeared to be 4x larger and sideways on 64th ave in arvada. Retreated into the sky12/23/20
11/22/20 04:44Grand JunctionCOUSAMADAR Node 7512/23/20
11/19/20 22:15Fort CollinsCOUSATriangle10 secondsI just happen to look up, and this thing I saw 3 weeks earlier appeared over the moon roof of our car, this time my fiancee also seen i12/23/20
11/18/20 18:00BrightonCOUSAFormation30+ minutesCrafts in formation for 30+ minutes.12/23/20
11/16/20 08:05Grand JunctionCOUSAMADAR Node 7512/23/20
11/15/20 17:11DenverCOUSACylinder3-4 minsI had my front door open because my house was really warm from having the oven on. I saw some super bright white lights flying in the a12/23/20
11/13/20 17:00DoloresCOUSALight40 minObserved a point of light move and stop in the evening sky.12/23/20
11/9/20 05:00CentennialCOUSATriangle5 secondslarge black triangle12/23/20
11/8/20 21:48CreedeCOUSAUnknown20 minutesCraft over the mountains near Creede, Colorado e12/23/20
11/7/20 18:45EvansCOUSATriangleSteadyTriangle shape created by 3 bright steady white lights/orbs over Evans, Colorado.12/23/20
11/4/20 10:45CrowleyCOUSACircle3-4 secondsCrowley, CO UFO12/23/20
11/2/20 18:06Fort CollinsCOUSATriangle2 minutesAt around 6pm my fiancee and I were out having a smoke when several flying craft way way way up were interacting with one another, very12/23/20
11/2/20 15:45Wheat RidgeCOUSAOther20 minutesThere was a tiny ribbon of light, surrounded by 7 or 8 tiny dots of light.12/23/20
11/2/20 09:40DenverCOUSARectangle5 secondsSighting of unknown rectangle craft,12/23/20
10/26/20 19:00LafayetteCOUSATriangleBlack Triangle over Lafayette12/23/20
10/26/20 19:00AuroraCOUSADisk2 minutesAt first glance I thought it was the tail of a shooting star. Then I notices it didnt fall. It was a vertical line and as I looked clos12/23/20
10/24/20 19:30FountainCOUSAFormation2 minutesMoving lights. ((Starlink satellites?))12/23/20
10/24/20 18:59BoulderCOUSACigar2:00Walked outside of my apartment around 7 PM to let my dog go to the bathroom and noticed a bright shining light directly above me. I loo3/2/21
10/24/20 18:30LittletonCOUSAFormation2 minutesstring or line of white lights in the sky moving slowly and steadily until it disappeared into a low cloud. ((Starlink?))12/23/20
10/23/20 04:00BreckenridgeCOUSADiskRow of red and white lights, disc shapes appears to be two separate objects moving across the night sky above Breckenridge Mountain.12/23/20
10/18/20 04:25Grand junctionCOUSATriangle3 minutesTriangle with amber lights Recorded in the sky by phone that distorted object to an orb.12/23/20
10/12/20 12:00Colorado SpringsCOUSARectangle2 minutesI was sitting in my car and happened to look up at the sky. About 30,000 feet in the air I saw two white rectangle shaped objects that12/23/20
10/10/20 23:30DenverCOUSATriangle15 seconds5 lights in a triangle, high velocity north to south direction, silent, appear to be tight formation or connected however the stars bey12/23/20
10/10/20 08:28Leaving Denver by plane headed to TexasCOUSALight.30Glowing round light 30,000 ft in the air spotted from airplane12/23/20
10/5/20 15:01MeekerCOUSACylinder10 minutesObserved a matalic cylinder shaped object,hovering vertically about 1 1\2 miles away.12/23/20
9/30/20 23:00AuroraCOUSALightContinuingApproximately 23:00,I went outside and looked at the moon. Noticed a cluster of lights west of the moon,thought they were stars.They st11/5/20
9/28/20 05:30IgnacioCOUSASphereSunset on ute reservation 4 mile from Ignacio colo. I was driving down the road heading home seen the sunset ion the east of town tha12/23/20
9/24/20 21:15ParkerCOUSAOther3 minutesGiant bright blue beam shot across the sky.11/5/20
9/24/20 18:30GeorgetownCOUSALight15 secondsBright star like object during daylight appear, vanish, reappear, then vanish.11/5/20
9/24/20 01:36Fort CollinsCOUSATriangle5 secondsSilent black triangle with faint lights.11/5/20
9/22/20 04:10GunnisonCOUSACross2 minutesAt 4:10am this morning i went to close the window and saw a cross shaped ufo one mile away hovering about 50 feet above a ridge. I liv11/5/20
9/19/20 01:00EdgewaterCOUSATriangle1 minute2010 abduction was returned during a breakthrough experience with a 2 Humanscale sized scheme for a runaway ccover up. H.e...l.p11/5/20
9/17/20 21:00AuroraCOUSAOther2.5 hoursflying objects changing colors, animals reacted, magnetic field.11/5/20
9/12/20 04:08Grand JunctionCOUSAMADAR Node 7511/5/20
9/11/20 20:26Conifer/PineCOUSAFlash10+Fast, low flying object flew through our valley, then went out of sight and then came back and starting moving/reappearing erratically.11/5/20
9/5/20 12:30Woodland ParkCOUSAFireball10 secondsFireball in Colorado11/5/20
9/4/20 21:00Colorado SpringsCOUSACircle4 minutesTwo craft traveling similar path stop completely and fade from sight, one after another.11/5/20
9/2/20 21:15RedvaleCOUSALight20 minutesBlinking red light, low on horizon, flashing, moving up and down9/4/20
9/2/20 18:00FlorenceCOUSASphere5 secondsBright white sphere surrounded by an orange glow observed rapidly traveling across the horizon.9/4/20
8/29/20 17:46Grand JunctionCOUSAMADAR Node 7511/5/20
8/26/20 18:00Colorado SpringsCOUSACircle5 minutesTwo clear video’s...Just unreal !!!! My sister filmed both videos from inside her car.. one video clearly showed the round orange/ re9/4/20
8/23/20 22:22Pueblo WestCOUSAFireball3 minutesAt approximately 10:22 PM mountain time in Pueblo West Colorado two witnesses saw in the western sky low in the horizon an orange shape8/27/20
8/23/20 20:57FirestoneCOUSA5 minutes((NUFORC Note: Witness provides no detailed information about the object witnessed. PS))8/27/20
8/15/20 18:03Colorado SpringsCOUSA20 secondsTwo objects. One above, one below moving rapidly in tandem. Both were black, round and moving against the Western wind.8/20/20
8/15/20 09:41DenverCOUSAOval30 seconds3 light craft seen hovering while driving 285 east bound looking directly north up Sheridan Blvd.8/20/20
8/12/20 20:00DenverCOUSACircle45 minutesYellowish color sphere above the Denver Sky seen multiple times in the same vicinity8/20/20
8/11/20 10:45DeltaCOUSAUnknown13 minutesObject not seen by eye, only appears on pictures.8/20/20
8/8/20 19:50BroomfieldCOUSAOther15 minutesSilver/metallic toroidal object seen tumbling northbound during daylight.8/20/20
8/3/20 19:40ThorntonCOUSAChanging1 hourMy brother's girlfriend went to let the dogs outside. She looked up and thought it odd that there was such a birght star in the dayligh8/6/20
8/2/20 23:00Canon CityCOUSATriangle1 hourWe noticed it and at first we thought it was a balloon. There was no movement. We watched it over an hour. It almost looked like a fire8/6/20
8/2/20 07:30WaldenCOUSAOval2 hoursBright oval objects hovering over Walden, CO 08/02/208/6/20
7/30/20 12:27GranbyCOUSATriangle5 minutesDancing UFOs.7/31/20
7/28/20 21:00PuebloCOUSACircle15 minutesDistant round object overhead with flashing light at center only visible with binoculars.7/31/20
7/22/20 00:00South ForkCOUSACircle6 secondsOrbs of light flashing in the night sky l. They were right in front of us and covering large distances between flashes.8/6/20
7/21/20 22:30Rocky FordCOUSASphere10 minutes2 Very Bright White Spheres7/23/20
7/21/20 22:02LittletonCOUSATriangle3 hoursSlow moving triangle-shaped crafts at low elevation, and drones.7/31/20
7/21/20 22:00LittletonCOUSATriangle3 hoursSlow moving triangle-shaped crafts at low elevation, and drones.8/6/20
7/21/20 00:00ThorntonCOUSAUnknown15 minutesSeen by 3: flying object flashed a bright light (not at regular intervals), moved in an erratic path, faster than a plane7/23/20
7/20/20 20:30SiltCOUSADiamond30 secondsWhile standing outside talking with neighbor about how nice it was to see aircraft in the sky again, we were watching a jet fly over wi7/23/20
7/18/20 23:00LittletonCOUSAOther2 hoursSame 2 crafts, same spot in the sky and same distance apart every night between 11-1 for about 2 weeks.7/23/20
7/16/20 23:00GunnisonCOUSALight2 minutesBright pulsating light7/23/20
7/15/20 22:30Fort Collins (West of)COUSASphere5-10 seconds2 parallel objects veering away from each other, moving in unpredictable ways7/23/20
7/12/20 23:45Colorado SpringsCOUSATriangle10 secondsDriving home late at night, I saw three bright green lights in the shape of a triangle. The inside of the triangle was pitch black, ev7/23/20
7/7/20 00:29PuebloCOUSAMADAR Node 837/23/20
7/6/20 12:15DenverCOUSACylinder10-20 secondsCylindrical, capsule shaped silver object seen flying near Denver International Airport.7/9/20
7/4/20 22:38ErieCOUSASphere2 minutesOrange orb seen flying over Erie, Colorado headed NW.7/9/20
7/4/20 21:34DenverCOUSACircle2 minutesOn the night of July 4th in Denver Colorado there were multiple balls of light moving fast and making abrupt changes in direction!8/20/20
7/2/20 12:30DenverCOUSACircle4 minutesOn a walk through the neighborhood I glanced up at the sky and noticed a small circle heading west. It went behind some trees and disap7/9/20
7/2/20 03:00New CastleCOUSALight1 hour 30 minutesA close encounter that involved a physical altercation.7/9/20
6/30/20 00:25PuebloCOUSAMADAR Node 837/23/20
6/29/20 22:44CentennialCOUSASphere2-4 minutes4 star-sized craft moving over Centennial Colorado in different directions in under 4 minutes.7/3/20
6/26/20 20:35WellingtonCOUSATriangle2 minutesSeen a UFO from car window between Fort Collins and Wellington  Colorado on 06/26/2020, traveling south as i was traveling north, got t7/3/20
6/21/20 15:39Grand JunctionCOUSAMADAR Node 757/3/20
6/20/20 21:56Grand JunctionCOUSAMADAR Node 757/9/20
6/20/20 21:56Grand JunctionCOUSAMADAR Node 757/3/20
6/19/20 04:03Pearl Lake State Park (25 miles north of Steamboat Springs)COUSAOval10 minutesObserved 2 rows of many UFO's (oval, soft white, no noise) for 10 minutes in unison traveling N.W. from Pearl Lake State Park6/25/20
6/15/20 10:36Estes ParkCOUSAMADAR Node 1567/23/20
6/10/20 22:30MarbleCOUSALight5 minutesWas looking at brighter star in SW sky 1030 mountain time. Finger width away to the west noticed a "star" was shining but not7/23/20
6/6/20 22:00Grand JunctionCOUSAMADAR Node 757/9/20
6/6/20 21:06Grand JunctionCOUSAMADAR Node 757/9/20
6/6/20 12:01Grand JunctionCOUSAMADAR Node 757/9/20
6/3/20 13:00Colorado SpringsCOUSACircle5 minutesThree white craft, very high, flying back and forth over Colorado Springs, CO.6/25/20
5/27/20 11:30WalsenburgCOUSAOther4 minutesThree small shapes, over Navajo estates area. Toward silver mountain, they were invisible except when the sun hit them, they glistened6/25/20
5/27/20 03:00DenverCOUSALight4 minutesi went out for a smoke just befor 3 am. i looked up to see a star in the south east skie. i was wondering what star coul be that6/25/20
5/25/20 21:54WindsorCOUSACircle1 minute2 bright crafts seen hovering next to each other they would get super bright, then dim down. They were giving up and down until blinkin6/25/20
5/24/20 02:30BoulderCOUSALight30 minutesWhite dot moving/stopping with a purple tinge for 30 minutes high in sky6/25/20
5/22/20 09:00Colorado SpringsCOUSASphere4 secondsTwo ~12" white spheres flying about 35 mph in straight line 2" apart in unison in broad daylight11/5/20
5/19/20 03:00LovelandCOUSATriangle1 hourThree colored Orbs forming cross, and appears triangular high in the S. to S.E. sky .6/25/20
5/18/20 20:10WindsorCOUSACircle30 secondsSaw a reddish, yellow, circle of light heading northwest. Kinda looked like a sattalite at first, but then got super bright and then bl6/25/20
5/18/20 13:03CentennialCOUSAFormation30 secondsFormation of five reflective horizontal diamonds hovering in the shape of a diamond NE of E-470. They hovered in this formation for abo11/5/20
5/16/20 04:25Grand JunctionCOUSAMADAR Node 756/25/20
5/15/20 22:06MontroseCOUSATriangle5 minutesBlack triangle craft.6/25/20
5/15/20 09:30Colorado SpringsCOUSAChanging10 minutesI saw an object flying near my home and I took dozens of photos of it from different angles6/25/20
5/12/20 12:05GranbyCOUSATriangle2 minutesThree silent, black triangle craft flew over and did a loop in a formation before flying over the mountains.5/15/20
5/3/20 21:15WestminsterCOUSAFormation?Looking in the sky off my balcony seen a light moving east passing a plane shortly after spotted another. ((Starlink satellites?))6/25/20
5/3/20 05:00AlamosaCOUSASphere8 minutes15 orbs in single file, equal distance apart heading south east. ((Starlink satellites?))6/25/20
5/3/20 01:30Colorado SpringsCOUSACylinder15 minutesMy husband and I were driving off Powers and saw 10 spheres flying together and then quickly breaking up the group into about 3 spheres6/25/20
5/3/20 00:25PuebloCOUSAMADAR Node 836/25/20
5/1/20 23:49LongmontCOUSACircle5 secondsI was looking out my window late at night and I was staring into the sky and there was a tree in front of me but then I noticed a red c6/25/20
4/30/20 00:11PuebloCOUSAMADAR Node 836/25/20
4/28/20 20:50PuebloCOUSALight2-3 minutesTraveling lights over Pueblo. ((Starlink satellites??)6/25/20
4/28/20 20:10Palmer LakeCOUSALightThere was a line of craft perfectly spaced traveling across the sky. ((Starlink satellites?))6/25/20
4/28/20 11:15DenverCOUSALight20 secondsI was sitting outside viewing the norther sky when I noticed eight lights in the shape of the tip of an arrow ^ but facing downward. T6/25/20
4/26/20 19:58PuebloCOUSAMADAR Node 836/25/20
4/26/20 14:10Grand JunctionCOUSAMADAR Node 756/25/20
4/25/20 21:45ElbertCOUSAFormation30 secondsvertical formation of stars connected by a straight, bright white light.6/25/20
4/25/20 21:45Ft. MorganCOUSALight10 minutesBut look like several moving stars crawling up into the sky into a sequence line. ((Starlink satellites?))6/25/20
4/24/20 21:45Idaho SpringsCOUSALight15 minutesMass UFO sighting. ((Starlink satellites?))6/25/20
4/20/20 01:25Estes ParkCOUSAMADAR Node 1586/25/20
4/17/20 21:30DenverCOUSASphere5/10Saw what I thought was a satellite ((Starlink satellites?))6/25/20
4/17/20 21:15COUSAFormation30 minutesI saw starlink a month ago and they were all in the straight line and these were very un uniformed three or four right next to each oth5/1/20
4/17/20 21:00PaoniaCOUSALight30 minutesLights in the sky moving in all directions6/25/20
4/17/20 21:00BaileyCOUSALight15:00Faint lights high fast moving spaced evenly in night sky no blinking light or sound.. ((Starlink satellites))5/1/20
4/16/20 15:32PuebloCOUSAMADAR Node 836/25/20
4/14/20 05:00GarrisonCOUSATriangle1 hourAt 4 am there was helicopters in the sky flying from west to east. My husband and I stood and watched as the helicopters Flying in a pa7/23/20
4/14/20 05:00GarrisonCOUSATriangle1 hourAt 4 am there was what we thought were helicopters in the sky flying from west to east. My husband and I watched a flight pattern of 37/23/20
4/8/20 03:29Grand JunctionCOUSAMADAR Node 756/25/20
4/6/20 21:01ArvadaCOUSATriangle5 secondsI was observing the moon through a telescope looking East. A light to the west caught my attention. I lifted my head away from the eye4/9/20
4/6/20 20:00WindsorCOUSASphere6 minutesBright Yellow object heading east bound at a pretty decent speed, no binky lights at all, just one solid color. Another object appeared4/9/20
4/5/20 23:20Black HawkCOUSALight5 minutesBright shining object, alternating between dim and bright in slow intervals.4/9/20
4/3/20 23:00LongmontCOUSAFlash2 secondsFlash of lights.6/25/20
4/3/20 22:45BrightonCOUSATriangle2 secondsAm aircraft with 2 cyan thrustsers came out of nowhere and headed north and then disappeared5/1/20
3/31/20 23:25PuebloCOUSAMADAR Node 836/25/20
3/30/20 22:50LakewoodCOUSADisk5 minutesUFO caught on camera6/25/20
3/30/20 08:30DenverCOUSALight5 minuteswent outside to smoke a cigarette and was looking at sky and we saw a singular star like object moving through sky(I have seen the star6/25/20
3/29/20 20:35EvergreenCOUSALight20 minutes25+ satellite-looking objects flying across the Ursa Major constellation. ((Starlink satellites))6/25/20
3/27/20 20:30Pueblo WestCOUSALight5 minutesA line formation in Pueblo West of single 25 to 30 lights flying at an elevation estimated 80k to 100k' ((Starlink satellites))5/7/20
3/26/20 08:53BaileyCOUSACircle5 minutes5 lights seen travelling in a straight line followed shortly later by 2 similar lights. ((Starlink satellites))5/21/20
3/25/20 21:30DenverCOUSASphere20 minutesMultiple objects tracked southwest to northeast at approximately 9:30pm on 3/25. (("Spacelink" satellites??))4/9/20
3/25/20 21:00Fort CollinsCOUSACircle20 minutesAt exactly 9pm I and my fiancee went out to the car to have a smoke. As soon as I opened the sunroof we notice as what appeared to be a5/21/20
3/25/20 20:55BoulderCOUSACigar10 secondsTwo lights very spread apart, moving in unison almost like a blimp through the sky.5/21/20
3/25/20 20:45LongmontCOUSALight2 minutestwo lights moving in formation in northern Colorado sky. ((Starlink satellites))5/21/20
3/25/20 20:15DenverCOUSASphere45 minutesSpherical light-changing object that didn't move5/21/20
3/25/20 19:59Estes ParkCOUSAMADAR Node 1566/25/20
3/23/20 21:15AuroraCOUSACircle1.5 hoursA large bright circle in the sky over Aurora5/21/20
3/21/20 21:00BoulderCOUSALight15 minutesCaught a strobe of bright orange light from a dim light then noticed 4-5 other dim lights moving left to right. ((Starlink satellites))5/15/20
3/21/20 20:15Fort CollinsCOUSALight30at approximately 20:00 on 3/21/20 4-7 airborne objects traveling iSW. ((Starlink satellites))5/15/20
3/18/20 22:00Colorado SpringsCOUSAEggCouple minutesSolid white large globe shaped UAP with two jets flying beside and away from it at 45 degree came over the western mountain horizon4/22/22
3/18/20 10:00Colorado SpringsCOUSAEggCouple of minutes or moreSolid large white globe escorted by two jets , flying at 45 degree angle away from ball on each side, reached for binoculars and gone!4/22/22
3/14/20 20:00LakewoodCOUSALight~1 hourSeries of lights (not a group, but travalling the same path) moving W to E. ((Starlink satellites))5/15/20
3/6/20 20:23Grand JunctionCOUSAMADAR Node 754/9/20
3/6/20 19:30ArvadaCOUSA2.5-4 minutesStrange formation of lights; Strait line, evenly spaced, ((Spacelink satellites))5/1/20
3/6/20 14:39Fort collinsCOUSALight2 minutesParade or line of star like objects in formation..((Starlink satellites))5/1/20
3/5/20 20:30BasaltCOUSALight20 minutesSaw a straight line of lights at the top of the atmosphere. All the lights were going in a straight line. ((Spacelink satellites))5/1/20
3/5/20 20:23Grand JunctionCOUSAMADAR Node 75, previously listed as 03/06/2020 in error4/9/20
3/5/20 20:15GunnisonCOUSALight9 minutesMultiple large ufos sighted moving from the southwestern heading northeast.. ((Starlink satellites))5/1/20
3/5/20 20:00LovelandCOUSALight30 minutesMultiple small white lights swooping and changing direction. ((Starlink satellites))5/1/20
3/5/20 19:55Woodland ParkCOUSAFormation5 minutesI saw a strange sequence of lights being shot out of a “star” in the western sky maintaining, equal distance. ((Spacelink satellites?))6/25/20
3/5/20 19:50ArvadaCOUSAOther5 minutesSee above. ((Starlink satellites?))4/9/20
3/5/20 19:50Commerce CityCOUSACircle2 minutesWe seen a fairly uniform line of lights forming a line going north to south of the big white light. (("Spacelink" satellites??))4/9/20
3/5/20 19:45LovelandCOUSALight2-3 minutes7-8 white circular shapes moving in uniform, at same speed across the sky for 2-3 min before disappearing. (("Spacelink" satellites??))4/9/20
3/5/20 19:45BayfieldCOUSAFormation10 minutesSingle file dots of unblinking light. Moved sw to ne. ((Starlink satellites?))4/9/20
3/5/20 19:45DeltaCOUSACircle15 minutesGreatest mass sighting of my lif e. ((Starlink satellites?))4/9/20
3/5/20 19:45DaconoCOUSAOther5 minutesLine of evenly spaced lights appearing at the same location then traveling through the sky and disappearing. (("Starlink" satellites?))5/1/20
3/5/20 19:40Colorado SpringsCOUSAFormation15 minutesI noticed what I first thought was Orion’s Belt but it was moving ((Starlink satellites?))4/9/20
3/5/20 19:35DenverCOUSACircle55 minutesUFOs appeared 1 by 1 in a lined order from behind a curtain bright star that I don’t know, ((anonymous report))4/9/20
3/5/20 19:30LovelandCOUSALight18 minutesString of lights equidistant in western sky that followed each other. ((Starlink satellites?))4/9/20
3/5/20 19:30WestminsterCOUSACircle20 minutesContinuous balls of lights seen in the sky near Westminster. ((Starlink satellites))5/1/20
3/5/20 19:00BoulderCOUSALight5 minutesLights move across the sky and then disappear, one by one. ((Starlink satellites))5/1/20
3/5/20 07:45Wheat RidgeCOUSALight25 minutesMultiple craft evenly spaced perfectly in line formation. Appeared to be coming from a portal in the W. ((anonymous))4/9/20
3/5/20 07:40FrutiaCOUSAUnknown3 minutesStars flying not falling. ((Starlink satellites)) ((anonymous))5/1/20
3/4/20 20:23Fort CollinsCOUSAFormation15 minutesWe watched 30+ lights in a line formation but in pairs. (("Starlink" satellites??))((anonymous))4/9/20
3/4/20 19:17Central ColoradoCOUSAOtherHalf an hourAt least 80 was looked like to be satellites at first but they were too evenly spaced. ((Starlink satellites??))((anonymous))4/9/20
3/4/20 19:00FairplatCOUSAUnknown30 minutes50 or more high altitude line of small lights moving North over South Park. (("Starlink" satellites??))4/9/20
3/3/20 19:40HudsonCOUSAChevron2 minutesObject noticed 100-200 feet in altitude moving from SW sky to NE sky. Wingspan appeared 50 feet across.4/9/20
3/2/20 02:18Grand JunctionCOUSAMADAR Node 754/9/20
3/2/20DurangoCOUSALight5 minutesThought I saw falling stars at first but they just kept coming and moving in a straight line to NE(("Starlink" satellites??))((anon))4/9/20
2/27/20 05:00ArvadaCOUSAFormation8 minutes34 Points of light traveling in a straight line equidistant from each other over the course of 8 minutes.4/9/20
2/26/20 06:10Grand JunctionCOUSALight90 secondsTriangle formation of three steady lights moving East by South East/ (("Spacelink" satellites??))4/9/20
2/23/20 09:45DenverCOUSAFormation5 minutesStealth Bomber shaped smear of low lights slowly moving across the sky.2/25/20
2/22/20 22:40DenverCOUSAFireball3 secondsBig blue fireball2/25/20
2/19/20 22:48Last ChanceCOUSARectangle1 hourWhile watching the Viaero Sky weather camera I witnessed multiple moving lights. They were all traveling at different speeds but were a2/25/20
2/18/20 19:30DenverCOUSAUnknownIt looked like a bug bright star until I git closer. The object started moving so I started recording this object in the sky it stoo2/25/20
2/12/20 08:00LakewoodCOUSASphere23 secondsTwo (2) spherical objects hovering near homes in Lakewood, CO2/13/20
2/7/20 22:10LakewoodCOUSAOther10 secondsHuge object with many small lights moving below the clouds in Lakewood towards Denver2/13/20
2/7/20 21:50GoldenCOUSAFireball3 secondsGreen fireball went across the sky and turned orange, then disappeared. It was too large to be a comet, about the size of 5+ airplanes.2/13/20
2/7/20 20:00DoloresCOUSALight~10 minutesFacing Sleeping Ute Mtin. toward ?Venus a stream of around 20 slow and steady moving, evenly spaced objects. ((Starlink satellites))5/1/20
2/1/20 23:05Grand JunctionCOUSAMADAR Node 752/25/20
1/29/20 16:00LittletonCOUSACigar30 secondsSighting over Littleton on Wednesday.2/7/20
1/19/20 21:00CentennialCOUSAFormation10 secondsFormation of 25-30 light gray objects pass through the night sky.1/31/20
1/19/20 08:36PuebloCOUSAMADAR Node 831/31/20
1/15/20 18:57TellurideCOUSALight20 minutesA line of lights in linear formation moving across the sky. (("Starlink" satellites??))2/7/20
1/15/20 18:50LivermoreCOUSALight10I was out checking for predators around our livestock when I glanced to the south west where I saw solid bright white lights that seeme2/7/20
1/14/20 19:20Canon CityCOUSALight30 minutesNever ending line of starlike lights-uniformly spaced-moving from southwest sky to the northeast(("Starlink" satellites??))2/7/20
1/14/20 19:00TrinidadCOUSALight15 minutesAround 20 small dots of light, in a perfect line and evenly spaced, moving over Trinidad CO (("Starlink" satellites??))2/7/20
1/14/20 19:00AuroraCOUSAFormation5 minutesObjects were flying in a straight line in the distance, disappearing above one by one2/7/20
1/14/20 18:48Grand JunctionCOUSAFormation15 secondsLinear trail of lights vanish into night sky. (("Starlink" satellites??))2/7/20
1/14/20 18:45OrdwayCOUSAFormation15 minutesLights flying in formation, equally spaced apart. At least 2 dozen objects flying in Western sky from our location, flying Southwest to2/7/20
1/13/20 19:42Wheat RidgeCOUSALight2-3 minutes01/13/20 1943hrs UFO silent light or blacked out craft being escorted stealth helicopter vehicle the size of a Blackhawk2/7/20
1/12/20 15:26Colorado SpringsCOUSAOther10 minutesI was sitting in our hot tub around 3pm and noticed a bright light that looked like a star in the north sky. I thought, wow a start in2/7/20
1/12/20Grand JunctionCOUSAMADAR Node 75 A number of anomalies this day1/31/20
1/11/20Grand JunctionCOUSAMADAR Node 75 A number of anomalies this day1/31/20
1/10/20 23:25Estes ParkCOUSAMADAR Node 1561/31/20
1/10/20Grand JunctionCOUSAMADAR Node 75 A number of anomalies this day1/31/20
1/9/20Grand JunctionCOUSAMADAR Node 75 A number of anomalies this day1/31/20
1/8/20Grand JunctionCOUSAMADAR Node 75 multiple anomalies this day1/31/20
1/6/20 17:05WestminsterCOUSAFormationUnknownFive square lights in a V formation hovering above the clouds2/7/20
1/6/20 11:19PuebloCOUSAMADAR Node 831/31/20
1/5/20 04:29Grand JunctionCOUSAMADAR Node 751/31/20
1/4/20 11:12Grand JunctionCOUSAMADAR Node 751/31/20
1/3/20 18:00DenverCOUSADiamond5m12/23/20
1/3/20 13:00WhiterockCOUSATeardrop6 secondssilver colored teardrop shape UFO in a horizontal position2/7/20
1/1/20 18:00Colorado SpringsCOUSASphere2 hoursMy boyfriend and i were going to chipotle on powers and s. Carefree.we were at stop loght and looked south down powers,saw the ufos. Th2/7/20
12/30/19 15:46PuebloCOUSAMADAR Node 831/31/20
12/26/19 05:00Centennial/ParkerCOUSALightSecondsI was driving southbound on S. Chambers Rd. nearing Compark Blvd. (at the Centennial/Parker border) when a bright, solid-white light ap2/7/20
12/19/19 22:28Fort CollinsCOUSAUnknown1.5minUpon leaving a friends house around 10:30pm, we walked outside the front door (facing east coming outside) and noticed a blinking light12/22/19
12/18/19 00:28AuroraCOUSATeardrop1 minuteNoticed a bright light Similar to a plane when it’s facing you, and then a second later it dropped really fast and disappeared.12/19/19
12/17/19 18:30RangelyCOUSAOval20 secondsOval coloful huge craft stunning to look at12/19/19
12/16/19 17:37CentennialCOUSACircle2 minutesBright shifting lights seen over Buckley Air Force Base12/19/19
12/15/19 23:00DIACOUSAFormation1+Saw lights in cicle formation over DIA airport, some dashing across the sky really fast. Some in pairs. But all coming to and from a ce12/19/19
12/15/19 17:00DenverCOUSALight.30Dancing lights over Montbello (Denver). ((NUFORC Note: Starlink satellites? PD))12/22/19
12/11/19 17:50ThorntonCOUSALight10 Minutes2 flashing lights seen above Thornton.12/19/19
12/11/19 05:50Fort CollinsCOUSALight10minOut walking my dog I looked up at the sky and saw a small light moving. At first I thought it was a plane. Then I saw another light and12/19/19
12/11/19 05:45WellingtonCOUSAFormationover 15 minutesA string of 30 lights just appeared spaced evenly from North West to South East then turned South12/19/19
12/10/19 05:35HudsonCOUSAFormation5 MinutesPerfect line of approximately 30 to 40 star like object across the sky going SE from the NW. ((Starlink satellites??))12/19/19
12/10/19LaVetaCOUSACigar2 minA cigar shape craft descending at a 35 degree angle with one large lights at each end.Disappeared quickly12/19/19
12/7/19 23:25Estes ParkCOUSAMADAR Node 15612/19/19
12/7/19 19:15ElizabethCOUSADisk15 minutesEnormous disc moving westward near Elizabeth, CO12/19/19
12/3/19 23:25Estes ParkCOUSAMADAR Node 15612/19/19
12/2/19 23:25Estes ParkCOUSAMADAR Node 951/31/20
11/24/19 04:45BrightonCOUSALight10-15 minutesA number of separate slowly swirling lights what appeared to be disk like.12/1/19
11/24/19 04:45FalconCOUSALight5 minutes29 lights appeared one by one from the same point in the early morning sky. ((NUFORC Note: "Starlink" satellites? PD))12/1/19
11/24/19 04:40BoulderCOUSAFormation15Husband and myself witnessed a line of star-like lights. ((NUFORC Note: "Starlink" satellites? PD))12/1/19
11/23/19 22:05Highlands RanchCOUSALightSecondsMy husband was driving eastbound on C470 and I was in the passenger seat. We were nearing Quebec in Highlands Ranch when a bright, sol2/7/20
11/23/19 17:30CalhanCOUSAOther4 minutesStarfish lighted craft spotted.12/1/19
11/23/19 05:30Highlands RanchCOUSALight30Continuous string of lights moving across the early morning sky from south to north. ((NUFORC Note: "Starlink" satellites? PD))12/1/19
11/18/19 07:00DenverCOUSAFlash~30 secGoing North on Sante Fe to Evans when I saw a bright colorful light in the sky. It was going West and flashed 3 times slowly.12/1/19
11/15/19 18:15BerthoudCOUSAChanging30 minutesCloud of multi-colored pulsing lights12/1/19
11/11/19 22:20DenverCOUSAUnknown3 minutesUnnatural movment of craft over denver - Possible UFO12/1/19
11/11/19 11:00TrinidadCOUSADisk5 minutesWhile driving to Trinidad from Albuquerque we took some photos of the misty mountain, and upon later review of the photos there is one12/1/19
11/10/19 19:35LafayetteCOUSAOther9 secondsBoomerang shaped UFO silently flies across sky in Lafayette Colorado.12/1/19
11/10/19 06:30Castle RockCOUSASphere15 minutes3 spheres whitish yellow , seen Castle Rock coming from north heading south first, than abruptly changed direction head east12/1/19
11/3/19 18:07Estes ParkCOUSAMADAR Node 15212/1/19
11/1/19 06:00DivideCOUSATriangleDivide Colorado UFO sighting around Sunset time2/7/20
10/31/19 05:00LovelandCOUSATriangle10 secondsMy wife and I were on our back porch facing west over 287 when she pointed out a craft moving at an extreme amount of speed straight ov12/1/19
10/27/19 10:59Estes ParkCOUSAMADAR Node 15212/1/19
10/21/19 23:44Grand JunctionCOUSAMADAR Node 7512/1/19
10/21/19 04:00LakewoodCOUSACircle9 minutesA circular bright white light flashing quickly for a mins and then disappears, comes back for few mins and disappears again. Some still12/1/19
10/19/19 13:10Estes ParkCOUSAMADAR Node 15212/1/19
10/19/19 10:05TrinidadCOUSAOtherOn oct 19th 2019 at 10pm I observed a cloaked boomerang shaped object steadily flying across Trinidad Colorado going to the west.it had12/1/19
10/18/19 19:00CortezCOUSATriangle<30 secondsSaw triangular-shaped object with flashing lights in the southern sky at Mesa Verde Park at dusk.12/1/19
10/18/19 00:25Estes ParkCOUSAMADAR Node 15612/1/19
10/16/19 23:45Colorado SpringsCOUSAChanging0:45Changes shape, rotates, changes colors, does not move the way any airplane moves.12/1/19
10/16/19 23:30Colorado SpringsCOUSALight3 HoursMultiple Lights moving outside our Colorado house for the 2nd night in a row.12/1/19
10/15/19 04:00PuebloCOUSACircle10 minutesOrange object, it lasted about 10 minutes hovering slightly going up and down.12/1/19
10/12/19 12:00Crested ButteCOUSAFormationFew minutesLine formation, roughly 20 objects, at jet altitude or higher, moving west-east, viewed from north.11/5/20
10/12/19 07:28DenverCOUSAFlash10 secondsI saw what looked to be a shooting star, however it was too low to be one. It was probably flying at the same altitude as a plane maybe12/1/19
10/9/19 16:19SouthparkCOUSACigar2 minutesCigar shaped craft video taken from plane over southpark, CO12/1/19
10/8/19 20:30DenverCOUSATriangle10 secondsI saw a large triangular shaped craft with no engine sound, no lights, no exhaust trail, cloaking against the night sky over Denver.12/1/19
10/6/19 02:00ThorntonCOUSATriangle4 hoursI saw the first UFO around 1:00 am, within the next 30 minutes I saw 4 more and one was being trailed by a low flying triangular shaped12/1/19
10/4/19 20:45DenverCOUSACircle7 minutesThis was over Empower Field. Three lights quickly changing formation in several different sequences12/1/19
10/4/19 04:00Colorado SpringsCOUSADiamond>15-20 minutesEarly in the morning of October 4th 2019 around 4am I was letting my dogs out in the backyard. Per usual I was looking up at the sky wh12/1/19
10/2/19 19:02Castle RockCOUSAFormation4-5 minutesStrange lights in CO sky10/4/19
9/29/19 21:30Estes ParkCOUSAMADAR Node 15610/4/19
9/29/19 19:30LochbuieCOUSAFormation30 minutesBright lights of 6 in formation12/1/19
9/27/19 12:54Estes ParkCOUSAMADAR Node 15210/4/19
9/26/19 22:00HudsonCOUSAOther5 minutesSmall cluster of white liights.10/4/19
9/26/19 05:45MontroseCOUSALight15 minutesTwo white flashing lights this morning, over Montrose Co.10/4/19
9/24/19 19:07Monument/Larkspur (between)COUSAChevron~10 minutesChevron between larkspur and castle rock10/4/19
9/19/19 20:45EnglewoodCOUSA1-2 minutesLooking south I noticed a bright light moving very fast towards me to the north. As it got closer over head it also seemed like it drop10/4/19
9/19/19 20:30PalisadeCOUSALight1-2 minutesLow flying Globe of light crossing the sky from south to north no sound.10/4/19
9/19/19 10:45Glenwood SpringsCOUSAChanging4 minutesIt was like a big star. That was floating by but it would explode every now and then in to like big ball of gas .I have it on video10/4/19
9/19/19 05:45Fort CollinsCOUSALight10 secondsBright luminescent flash moving through sky at high speed and disappearing.10/4/19
9/18/19 21:10ThorntonCOUSACircle2 minutesAt first it looks like a very bright star in the sky but then it started flickering white and red lights. It stayed stationary in the s9/19/19
9/13/19 22:16ThorntonCOUSASphereseveral hoursMy spouse and I noticed a round, very bright white orb hovering high in the sky just northeast of Thornton, CO. ((anonymous report))9/19/19
9/12/19 18:30Deer trailCOUSATriangle10 secondsAn opaque triangle light (almost like a flashlight from heaven) shining down from atmosphere with wide beam near denver area.1/31/20
9/5/19 18:51Estes ParkCOUSAMADAR Node 1569/12/19
9/4/19 22:15WestminsterCOUSARectangle10 secondsNoiseless rectangular object slowly moving.9/6/19
9/4/19 13:12Estes ParkCOUSAMADAR Node 1529/12/19
9/3/19 09:04BreckenridgeCOUSADiskPicDisk with a portal. ((NUFORC Note: Anomalous objects in photo sent do not look to us as if either is a "portal." PD))9/6/19
9/2/19 02:18EnglewoodCOUSATriangle12 minutesVery large triangle craft with flashing light sequence; periodic lights at 3 points revealed the object and size, discreet2/7/20
9/1/19 23:00AuroraCOUSAFireball3 minutesI was fishing on the South side of Cherry Creek State Park and there was very little illumination for lights, it was dark and excellent9/6/19
8/31/19 20:08LeydenCOUSALight2+ minutesFloating white light and weird shooting star/ufo at the end of the video. ((NUFORC Note: Intriguing video clip sent to NUFORC. PD))9/6/19
8/26/19 23:00Glenwood SpringsCOUSAFireball5 secondsObject flew across the sky and then darted back and forth before going straight up and disappearing.9/6/19
8/26/19 22:48Colorado SpringsCOUSALight30 secondsLight descends from the sky and disappears9/6/19
8/13/19 23:00DenverCOUSACircle5 minutesUnnatural moving circular Craft with green and red lights8/23/19
8/9/19 20:22LeynerCOUSALight20 minutesThere where 4 bright lights in a shape of a diamond, they where moving slow. After I took the video one of the lights went east and the8/23/19
8/6/19 23:35ArvadaCOUSAOther10 seconds of my viewScarey stuff over colorado. ((anonymous report))8/23/19
8/5/19 04:45South Colorado SpringsCOUSALight2 minutesI was in the passenger seat as my brother was driving North from Pueblo on I 25 entering south Colorado Springs I saw too my right in t8/23/19
8/1/19 20:00DenverCOUSALightToo fast for exact lengthShooting star like object stops for millisecond then in a complete opposite direction about 90 degree angle and out of orbit it went.6/22/22
7/31/19 21:40Black Forest/Colorado SpringsCOUSALight20 minutesOrbs seen landing/disappearing in SE Colorado.8/23/19
7/28/19 21:15Pueblo WestCOUSA20 minutesSame lights as 24th above north Pueblo West - copters fired upon it8/23/19
7/25/19 21:00Pearl (Cowdrey )COUSACircle5 minutes4 Amber Orange lights Mount Zirkle wilderness8/23/19
7/25/19 14:24Colorado SpringsCOUSACigar1 minuteCigar shaped UFO captured flying above Garden of the Gods with an aircraft to the east, possibly investigating12/1/19
7/24/19 21:21PuebloCOUSALight15 minutesUFO sighting in Colorado July 24, @9:21pm7/25/19
7/24/19 21:15Pueblo WestCOUSACircle20 minutesAlternating bright craft--ceased after military aircraft approached. ((anonymous report))7/25/19
7/24/19 19:10EstesCOUSAMADAR Node 1528/23/19
7/20/19 01:00Colorado springsCOUSALight4 minutesI saw a light in the sky that I assumed was a satellite or aircraft. After observing the light more closely, I noticed it was flying in7/25/19
7/19/19 17:00MonumentCOUSATriangle2 minsSilent black triangular object in sky7/25/19
7/15/19 17:35Cortez (north of; on Hwy 145)COUSADiskUFO questionable on Highway 145 heading south to Cortez, Colorado San Juan mountain range. ((NUFORC Note: Bird in flight? PD))8/23/19
7/10/19 20:50ArvadaCOUSALight15 minutesOrange orb-like lights seen.7/12/19
7/10/19 19:00Colorado SpringsCOUSACircle5 minutesSoap bubble looking objects flying high in the sky.7/12/19
7/8/19 22:00DurangoCOUSACircle15 secondsA white large round object followed by bright Green then bright Blue light moving fast across the sky over Durango Colorado7/12/19
7/5/19 02:23BoulderCOUSAFireball2 minutesI was on my way home from Bar Louie in Wesrminiter heading down rt. 36 to Boulder. About 4 minutes to Boulder I see a big, bright orang7/5/19
7/4/19 22:00AntonitoCOUSATriangle6 minutesMy fiance and I were watching fireworks all around us. We looked over to mount San Antonio when we saw 3 orange lights moving slowly ri8/23/19
7/4/19 21:50Pueblo WestCOUSAFlash15 minutesWhile observing the city fireworks display noticed a bright green light high above fireworks staying lit, than would go off and continu7/5/19
7/2/19 10:00Littleton/Chatfield areaCOUSAChanging10 minutesShining object, seemed to have right angles to it, sun light shimmering off of it. Floating like a balloon but not round. About 100007/5/19
7/1/19 11:20LakewoodCOUSACircle30-45 secondsWhite object moving erratically in the daytime sky7/5/19
6/30/19 08:25AkronCOUSASphereSecondsThe crew of an airliner at 34,000' witnesses a metallic sphere streak by their aircraft; reported to FAA ARTCC.7/12/19
6/28/19 19:42Colorado Springs/Fountain city borderCOUSACircle5-10 minutes3 black circles fell out of the sky. Hovered then spiraled down with a smoke trail.7/5/19
6/20/19 22:25LakewoodCOUSAUnknown1:10I was in Morrison, CO, (on the Littleton/Morrison line). I was looking north at a bright red light. It was moving slowly (similar6/27/19
6/9/19 04:00Antero JunctionCOUSARectangle2 secondsBright white rectangular light grid in field6/20/19
6/3/19 22:15DurangoCOUSASphereSphere came over witness and was videoed by cell phone. ((MUFON CMS report))6/20/19
6/2/19 21:42Estes ParkCOUSAMADAR Node 1526/20/19
6/2/19 19:45GreeleyCOUSAOther20 seconds((HOAX??)) I looked up and seen a white craft in the sky. Noticed it just hovering there and shaped like a long rectangle.6/7/19
5/29/19 09:45Colorado SpringsCOUSAChanging30 secondsOne White Object Omitting Zero Noise Flying West To East Over Colorado Springs.6/7/19
5/26/19 21:47Castle RockCOUSAChanging5 minutes?It started out as 3 bright dots lined up in the sky (which I assumed were stars) but then I noticed they were moving fast, then they se6/7/19
5/26/19 21:45LakewoodCOUSALight5 secondsI saw 3 lights traveling east as if they were satellites. ((NUFORC Note: Space Link satellites. PD))6/7/19
5/25/19 22:30TellurideCOUSAOther3 minuteaMultiple people saw a long line of amber lights appear. ((NUFORC Note: Satellites. PD))6/7/19
5/25/19 22:15WestcliffeCOUSAOther20 secondsCuster County CO 10:15 20-30 "String of Pearls" like connected objects SWW to NNE.6/7/19
5/25/19 22:00DenverCOUSALight30 minutesErratically moving light fading inconsistently in and out above Denver.6/7/19
5/25/19 00:41SuperiorCOUSALight00:4420-30 "Lights" in a line traveling N along the Rocky Mtns at 00:41; seen through Night Vision goggles. ((NUFORC Note: Satellites. PD)6/7/19
5/24/19 12:30DenverCOUSAOther10-12 minutesSix objects changing formation for about 10 minutes above the Denver Metro Area, mid day.6/7/19
5/15/19 16:00LongmontCOUSAOther1 minute3 bodies connected together, no noise, eggish shape flat on top & bottom, all 3.9/6/19
5/14/19 05:30BerthoudCOUSACircle10 minutesCircular shapes crafts with for Bright Lights6/7/19
5/11/19 22:00BrightonCOUSALight1 minuteA dim yellowish light no sound.5/14/19
4/28/19 12:30LongmontCOUSAOtherSecondsAt first it lit the sky up like lightning but no sound then then an object with white light around it fell from the sky it left a sligh5/9/19
4/27/19 13:30LittletonCOUSALight10 minutesBright light seen tracking an airplane, joined by another light and then disappears.5/9/19
4/26/19 22:00EnglewoodCOUSAUnknown3 minutesI saw a red light moving quietly and slowly across the sky, pausing for a few seconds and slowly moved on.5/9/19
4/15/19 20:44AuroraCOUSAChevron10 secondsChevron shape objects at night.4/18/19
4/3/19 12:40Grand JunctionCOUSAOval30-40 secondsWhite oval drops out of black storm clouds.4/8/19
3/25/19 14:50Colorado SpringsCOUSAUnknown5 minutesNoticed an object hovering silently high above just northeast of Peterson AFB. Too far to identify shape. ((anonymous report))3/29/19
3/7/19 20:20Colorado SpringsCOUSAFlash30 secondsHeaded south on I-25 before Nevada/Corporate Ave, seen about 10 lights orangish in color show up suddenly then seen the back of the lig3/14/19
3/7/19 20:00Monument (event observed over Cheyenne Mtn.)COUSAFormation3 secondsBright trail of light over Cheyenne Mountain.3/14/19
3/4/19 21:00SilverthorneCOUSALight4 secondsBright green light appeared to fall from the sky in a slow arc and disappeared over a mountain to the west. ((anonymous report))3/14/19
2/11/19 22:30ChatfieldCOUSAFireball1 minuteTwo different light blue fireballs appeared. One dove and maneuvered before disappearing, the other hovering before disappearing.2/14/19
2/8/19 16:00MonumentCOUSACircle15 secondsIt appeared to be round, shiny as chrome and I only saw about 30 percent of the object.2/14/19
2/4/19 00:00DurangoCOUSAOther2-5 minutesIt was. All red , no blinking lights , it was glowing , it was very clear to see.3/29/19
2/2/19 18:00BeulahCOUSAFireball2 hoursMy guess Top Secret US Military craft perhaps connected to the Secret Space Program.2/7/19
1/23/19 17:45PenroseCOUSASphere2-3 minutesDriving east on hwy 50. A bright orange sphere appeared in the sky. Then two spheres came out of the first one evenly spaced and in a2/1/19
1/20/19 22:01Fort CollinsCOUSAOtherStill thereWent to look at Lunar eclipse from hotel window & saw it. It appeared to be shaped like an upside down V, which was blue & had 2 red pr1/24/19
1/11/19 21:30Arvada/WheatRidgeCOUSAFlash3-5 sec ea,15 sec totalThree 3 sec enormous oval shaped football field size flashes in sky w/intervals of 5sec That radiated out to entire sky which lit sky.1/17/19
1/8/19 18:48Colorado SpringsCOUSALightUnknown, but witnessed foIt was fully dark and as I was sitting in my car in my work parking lot, I saw two lights high in the sky hovering above Colorado Sprin1/17/19
1/6/19 07:00DenverCOUSACigar20 secondsCigar, no wings, tail, or lights moving from south to north.1/11/19
12/15/18 20:00DenveeCOUSAFormation4 lights in the sky making shape formations, triangle, square, line. then dissappear , reappear . Countinueing for 5+ mins1/4/19
12/15/18 18:06DenverCOUSAFireball5 minutesSeveral massive fireballs appearing and reappearing in different #s, 2 to 4 to 3. No apparent formation or shape.10/4/19
12/13/18 11:00Colorado SpringsCOUSASphereUnknownWalking near CO Springs and took photos as it was a beautiful day. In one photo I saw a blue orb. ((NUFORC Note: Lens flare. PD))1/11/19
12/11/18 22:45Colorado SpringsCOUSATriangle~30 minutesReddish orange flashing lights in a pattern. Rimmed the triangular, boomerang shape. Would hover in one spot. ((anonymous report))12/14/18
12/11/18 18:30LongmontCOUSALight30 secondsFlashing blue light hovered over FAA center in Longmont before zipping away. ((anonymous report))12/14/18
11/27/18 15:42DenverCOUSAUnknown2 minutesClear objects with flashing lights over Carson Elementary school.11/30/18
11/20/18 03:00GreeleyCOUSAUnknown1 minuteLoud organ like sounds over hose at 3am less than one minute.1/4/19
11/14/18 04:45WaldenCOUSALight1 hourDriving down my long country road, and I saw a random white light just floating in the sky. Then it started to flash colors, red,11/24/18
11/12/18 19:00GunnisonCOUSARectangle1 hourRed glowing sphere hovering just about skyline moving back and forth.11/24/18
11/6/18 22:25Fort CollinsCOUSALightBack yard facing EastFacing east, set of 8 bright lights flying in the shape of a boomerang or wing but going SW pointing out like an arrow, second from the11/9/18
10/16/18 02:50AuroraCOUSALight5 minutesThe light that that caught my attention was the one that was flying the lowest, it was heading west flying up and down side to side, th10/18/18
10/6/18 22:00WalsenburgCOUSACircle2-3 minutesFacing the Sangre DeCristo mount range, in the Navajo housing community, which is under a disclosed Air Force testing and training zone10/12/18
10/4/18 23:00LittletonCOUSALightCurrentSaw 3 sets of 3 lights in triangular format. One stationary, one moving slow, one moving fast. All at different levels. Appeared10/6/18
10/1/18 21:00PuebloCOUSAOtherSeveral hours3 orbs (gold, green & white) seen over Southernmost Pueblo over several months & currently active Dec. 2018 - Present.3/14/19
9/15/18 20:00TrinidadCOUSACircle3 HoursAround 8:30PM at dusk 2 disc shaped, dull/ white in color flew side by side in a perfectly straight line from East to west in the south12/19/19
9/14/18 20:56Highlands RanchCOUSAOther2 hoursLone Tree/Highlands Ranch UFO tracking north to south pattern9/27/18
9/2/18 18:07LyonsCOUSAFormation>60 minutes2 white objects no observable markings, no lights very high in sky. A commercial aircraft passed beneath objects during observation. Es9/13/18
9/1/18 19:39Fort CollinsCOUSALight30-40White Orbs above Fort Collins.9/27/18
9/1/18 19:39Fort CollinsCOUSALight30-40White Orbs above Fort Collins. ((anonymous report))9/27/18
9/1/18 19:30LovelandCOUSAOval30 minutesTwo shiny, medal ovals were stationary in the sky for about 30 minutes. I watched until the sun went down and was able to tell they wer9/13/18
9/1/18 19:00Fort CollinsCOUSACircle1 hourTwo large, bright circular objects initially very close together moved in opposite directions and disappeared.9/13/18
9/1/18 19:00Fort CollinsCOUSACircle>1 hour2 bright orbs in evening sky over Colorado (Labor Day)9/13/18
9/1/18 18:30Fort CollinsCOUSACircle1 hourTwo Bright Lights With No Stars in the Sky9/13/18
9/1/18 07:00JeffersonCOUSASphere15 minutesWatched dancing spheres for 15 minutes7/25/19
9/1/18 03:25Federal HeightsCOUSAChevron10 secondsOne small 3 ft object, another 'M' shaped object with 10 ft wings flew close to ground with no lights or sound.9/13/18
8/28/18 11:00AuroraCOUSAFormation<1 minuteBroad daylight, blue sky, 7 silvery things that looked like they were trying to form a circle. ((anonymous report))8/31/18
8/27/18 10:00FranktownCOUSARectangle5 minutesSilver rectangular object in daylight, no noise, rotated at times.8/31/18
8/26/18 19:40Colorado SprignsCOUSAOther10-15 minutesStrange object in sky.8/31/18
8/25/18 16:30LittletonCOUSADisk90 secondsSummary Description: Silver Disk Seen During Daylight in CO, Moves at inhuman speed. As we were driving to my pa10/18/18
8/18/18 23:46DenverCOUSAFlash15 secondsI saw a UFO in the sky while I was on an airplane8/31/18
8/17/18 21:45Colorado SpringsCOUSALight20 minutesMultiple different red, blue, and white lights in different areas in the sky; saw a white light pass sky downward. ((anonymous report))8/22/18
8/12/18 23:20Castle RockCOUSADiamond30+ minutesStar-like red and green (as well as blue and white) making very erratic movements even stopping midair. ((anonymous report))8/17/18
8/12/18 21:45JohnstownCOUSALight5 secondsSteadily flashing light traversed the sky at a rate similar to that of a meteor, making no sound.8/17/18
8/12/18 01:56Montrose CountyCOUSAOtherI saw an alien it was indescribable.11/24/18
8/10/18 19:20Washington County ((city unspecified))COUSAChanging1 minute8 circular lights, one changing to cigar, witnessed by 3 adults, 2 teens in Colorado.8/22/18
8/5/18 01:00Freemont CountyCOUSA10 minutesUaps.8/17/18
7/31/18 07:45Fort CollinsCOUSADisk30 secondsSitting out on back porch looked up there was a very white wingless disk-shaped object racing across the sky light no other made sever8/10/18
7/29/18 20:00LovelandCOUSACircle20 minutesWhite round disk with dark markings and lights seen high over Northern Colorado8/10/18
7/27/18 14:15Lone TreeCOUSACircle3 minutesI see planes every day.. This object was travelling strait in a sloping arc. ((NUFORC Note: No contact information provided. PD))8/10/18
7/27/18 03:00BrightonCOUSALight2 minutesBright reddish light floating randomly, no sound or flashings. ((anonymous report))8/10/18
7/21/18 07:15DenverCOUSAOval15 minutesBig orb in the W sky. Lasted 15 mins and changed in color. ((anonymous report))8/10/18
7/21/18 03:30AuroraCOUSALightHoursAmber ball of light over Colorado.8/10/18
7/18/18 21:50Fort CollinsCOUSALight45 minutesAmber light drops from sky, stops abruptly, shoots out object towards ground, drops low on the horizon, hovers before disappearing.7/19/18
7/16/18 20:00FruitaCOUSAUnknown10 secondsObject was bright and flew off faster than anything.7/23/20
7/15/18 02:00WestminsterCOUSALight1 minuteA bright flashing white golden light was above my house high up in the ionosphere, it was so bright, it caught my attention to look up.7/19/18
7/11/18 20:25Fort CollinsCOUSACigar15 minutesHovering white object north of Ft. Collins, CO. 7/11/18.7/13/18
7/5/18 00:00EnglewoodCOUSAUnknown3 minutesWe saw a red light it was around it you couldn't make out what shape no sound wen the fire works started all around the house we went u7/13/18
7/2/18 00:00EnglewoodCOUSAUnknown2 minutesI see stuff all the time. like most of the time it was so far out at firt it looked like it was flying out in the stars then it came in7/13/18
7/1/18 23:00EnglewoodCOUSATriangle2 yearsFor sevral years now i sitt out side late at night to smoak be fore i go to sleep and their will be a big ship triangle shape but the e7/13/18
7/1/18 21:55Colorado SpringsCOUSALight4 minutesBright orange glow moving from southeast to north west. No sound. Not very high. ((anonymous report))7/5/18
7/1/18 21:35Colorado SpringsCOUSALight~2 minutesBright lights dancing and erratic in night sky, moving quickly, and in a group.7/5/18
6/27/18 21:00DenverCOUSAUnknown3 minutes3 stat. lights in a triangular pattern on the E hor. Lights then disappeared one at a time. ((anonymous report))6/28/18
6/25/18 20:00NiwotCOUSALight~3 secondsBright, yellow/orange orb of light shoots up directly from the highway about 3-5 sec ahead of us, vanishing before it clears tree line.7/5/18
6/25/18 13:15Castle RockCOUSASphere5 minutesSeven reflective orbs in the Colorado sky.6/28/18
6/24/18 21:30Colorado SpringsCOUSAChevron1 minutesI went down to Colo Sprgs for a work conference on Sun, 6/24/18. I was staying at a hotel near I-25 and Circle Dr. This hotel had patio7/19/18
6/23/18 23:25LovelandCOUSAUnknown4 minutes I spotted an extremely bright light to the South East.6/28/18
6/18/18 21:45BrightonCOUSALight~3 minutesObserved single white light stationary in sky during heavy rain and hail storm. ((NUFORC Note: Pilot report. PD))6/21/18
6/18/18 20:45FruitaCOUSAUnknown15 secondsI saw a bright light moving fast over the sky when all of a sudden it stopped and then disappeared.4/9/20
6/11/18 14:00DenverCOUSAFlash15 secondsA cluster of lights moving quickly in my video from right to left at 4 seconds in my video.6/21/18
6/9/18 21:18CortezCOUSALight3 secondsA light seen slightly to the east of the star arcturus that grew bright for a moment before disapearing. ((NUFORC Note: Iridium? PD))6/15/18
6/9/18 21:00Fort CollinsCOUSALight3 secondsMy mom and I were sitting in my backyard around 9:20-ish or so when my mom saw an orange orb in the sky to the SW. ((anonymous report))6/21/18
6/3/18 00:20FlorissantCOUSALight30 secondsFlare of light in the night sky in Colorado.6/7/18
5/31/18 10:00AuroraCOUSACircle15 minutesSilver object in the sky moving slowly west to east then fast to north.6/1/18
5/19/18 22:00Grand junctionCOUSACircle30 minutesI saw 9 small bright orange light all fly right over me, no noise and disappear in the sky, one right after the other5/31/18
5/15/18 23:16BoulderCOUSAChevron10 secondsDark Silent Chevron.5/31/18
5/14/18 21:00Colorado SpringsCOUSALight20 minutesMy boyfriend and I have seen these several times. We just now found this site and we are amazed. We were driving between fort Carson an5/15/18
5/7/18 17:00Pueblo WestCOUSATriangle7 minutesThree flashing lights in a triangle shape over my neighbor's home.5/10/18
5/5/18 21:50Fort CollinsCOUSAFireball6Orange fireball, SE Fort Collins.9/19/19
4/16/18 23:00BoulderCOUSATriangle47 secondsUFO sighted over North Boulder.4/19/18
4/9/18 19:14FountainCOUSAOther5 minutesStrange craft hovering in fountain.4/13/18
4/8/18 01:30Fort CollinsCOUSASphere5 minutesA small white sphere that could descend to ground level in seconds where at which time it would begin to glow red and not white.4/13/18
4/1/18 22:00ByersCOUSADiamond15 minutesDiamond shaped craft north and east of Byers, Colorado. ((anonymous report))4/5/18
3/19/18 11:00Wheat RidgeCOUSAFormationStanding outside of my home and I see 3 lights in formation. After a while they dissappeared and when I came back inside they showed up3/23/18
3/12/18 16:00Pueblo WestCOUSACircle1 minuteI have been watching documentaries and studying on the subject of U.F.O.3/23/18
3/12/18 08:00Grand JunctionCOUSAFormation30 minutesLarge Boomerang shaped object.3/23/18
3/8/18 16:47BaileyCOUSAEgg3 minutesEgg shaped object hovering over the foothills looking NE from Burland Meadows section of Bailey. Watched it a few minutes to3/23/18
3/6/18 16:30Las AnimasCOUSACigar30 minutesCigar-shape craft causes energy of witnesses body to,become abnormal. ((anonymous report))3/23/18
3/4/18 19:07Colorado SpringsCOUSALight3 minutesIn passenger seat when to my right side over looking near the world arena by Ft.Carson a bright light none blinking moved in our direct3/8/18
3/2/18 22:30CotopaxiCOUSACircle<5 minutesThese were orange balls of light in the eastern sky, that became much brighter then completely blinked out.3/23/18
3/2/18 22:30WalsenbergCOUSALight30 minutes5 yellowish orange lights fade on and off in a row 5 or 6 times in a 20 minute period. ((anonymous report))3/8/18
3/2/18 22:15Colorado SpringsCOUSALight1 hourOrange lights appear/disappear.3/8/18
3/2/18 18:00Colorado SpringsCOUSALight10-15 secondsSequence of lights.3/8/18
3/1/18 21:15PuebloCOUSAChanging~5 minutesMultiple lights off/on, one bright light odd shape, yellow/orange, Looked like kinda burning. ((no contact information))3/8/18
3/1/18 21:15PuebloCOUSAChanging~5 minutesYellow-orange arrays of lights, appearing and disappearing over Lake Minnequa, Pueblo CO, or to the West of Pueblo, south of hwy 47.3/2/18
3/1/18 21:00Colorado CityCOUSARectangle30Huge linear spot lights blinking on side of object!3/8/18
3/1/18 00:00PuebloCOUSAFormation3-5 minutesBalls of light or fire seen just south of Pueblo, CO.3/23/18
2/26/18 15:00GreeleyCOUSACircleAs long as it took me to White ball shaped object suspended in sky 250ft up. During daylight, not moving or tethered to anything.3/2/18
2/18/18 17:47Fort CollinsCOUSACircle2-3 minutes50-60 bright white circular lights, with 10-12 evenly spaced vertically on each of 5 evenly spaced "towers" (variable flashing2/22/18
2/17/18 20:56BrightonCOUSALight2 minutesMe and 2 other friends noticed 2 orange lights coming towards our direction. ((anonymous report))2/22/18
2/17/18 19:20Colorado SpringsCOUSACircle5 minutesRed lights forming circle not moving, then blinked white orb, then moved very fast east to west behind the mountain range.2/22/18
2/13/18 20:22PuebloCOUSAOther5 minutesI saw 6 lights in a line, the last light broke off, and trailed off. The other five lights "rotated" and vanished 1 by 12/16/18
2/13/18 20:10Pueblo WestCOUSAFlash20 minutes9 or 10 dark orange flashes close together in a linear fashion, re-appearing in a different plane to do it again.2/16/18
2/13/18 20:05Colorado SpringsCOUSAFlash<1 minuteDate of Incident: 02/13/2018 Summary of Incident: At approximately 20:05 hours, as I was entering the parking lot to the rear of my pla12/1/19
2/13/18 18:30La VetaCOUSA1 minuteUnknown lights in the sky.2/22/18
2/12/18 02:00Trinidad (close to NM border)COUSATriangle30 secondsLight colored 5 light Boomerang UFO.9/13/18
2/8/18 19:15AuroraCOUSAEgg3 minutesWas parking my truck walking back to my house heading SE, noticed flashing light like orb it had to be SW. ((anonymous report))2/16/18
2/6/18 19:40LovelandCOUSAOther25 minutesLarge white light shrouded in 'fog' travels slowly across sky. ((NUFORC Note: Space X booster venting fuel?? PD))2/16/18
2/6/18 07:30BasaltCOUSALight4-5 minuteslight with tail moving slowly form westtoeast in colorado mountains2/16/18
1/28/18 19:20Woodland ParkCOUSACircle30 seconds5 objects were in a 4 corner form with one in the middle came from east and disappeared to the west no sound around 20k ft2/16/18
1/25/18 17:15CentennialCOUSAUnknownunknownA lighted object seen hovering over a small airport in SE DENVER, CO, area. ((anonymous report))2/16/18
1/23/18 17:38EvansCOUSALight35+East of Evans, Colorado, lights hovering towards Fort Morgan.1/25/18
1/17/18 19:10Oak CreekCOUSALight5 minutesFlash of bright white light for 3 seconds,then light went to red,hovered for 4 minutes flashing red white. Took off fast till disappear1/18/18
1/16/18 21:00LovelandCOUSACircleContinuousI look east. There are 3 vertical stars, that I use to see the craft. ((NUFORC Note: Possible sighting of stars?? PD))1/25/18
1/16/18 19:00Fort CollinsCOUSALight+2 hoursColor changing light. ((NUFORC Note: Possible 2-hour sighting of Sirius?? PD))1/16/18
1/13/18 19:30Coal CreekCOUSACircle15 minutesUnexplainable Large yellow glows of light appearing in 3's several times in 15 minutes time2/16/18
1/7/18 18:00LovelandCOUSALight45 minutesMultiple colored lights west of Loveland.1/12/18
1/7/18 14:00LongmontCOUSAUnknown5 minutesSaw a weird light move quickly and oddly.1/12/18
1/5/18 18:45MillikenCOUSASphere5 minutesAll the sudden, I see 3 spheres of of light hovering very close to what seems to be the town of Milliken Co.. ((anonymous report))1/12/18
1/5/18 04:44AlamosaCOUSANot sureI was awoken at 4:44 am on 1/5/18, I sat up in bed and had an overwhelming sense of being watched.1/12/18
1/4/18 04:44AlamosaCOUSAUnknownNot sureI woke up with the feeling of being watched, I sat up and searched my apartment but no one was there, I then lost almost an hour of tim1/12/18
1/2/18 19:00Colorado CityCOUSAFlash30 secondsDisappearing rockets. ((anonymous report))1/12/18
1/2/18 05:00Highlands RanchCOUSAFlash20 secondsLight on my yard then took off at speed of light disappearing3/23/18
12/30/17 17:45ParkerCOUSAOther1 min or lessUFO sighting 12/30/17 over southern suburbs of Denver.1/12/18
12/28/17 23:00EagleCOUSAFireball60 seconds+I live in Eagle, CO. 12 miles East of Eagle-Vail airport. Eagle, CO. is 6600 ft above sea level. My living room faces N.E. and is on th1/12/18
12/28/17 15:48Colorado SpringsCOUSAChanging10 minutesUnusual object that seemed to change color Andrew sose1/12/18
12/22/17 01:00AuroraCOUSAOtherSeveral hoursThe lights always seem to make all the neighborhood dogs bark. ((NUFORC Note: Possible sighting of a planet?? PD))1/14/18
12/14/17 20:30MillikenCOUSAUnknown10 minutesI was driving on highway 257 west into Milliken and noticed 3 VERY bright lights. They were far too bright to be airplanes.12/21/17
12/14/17 19:55Fort CollinsCOUSALight4-5 secondsVery bright white light moving diagonally to ground.12/21/17
12/14/17 19:45Colorado SpringsCOUSAUnknown5 secondsBright white orb like light moving at high speeds over Colorado Springs12/21/17
12/9/17 21:50LittletonCOUSALight10 minutesString of 56 lights, flashing red and white, appearance similar to a plane however there were 56; all equidistant. ((anonymous report))12/10/17
12/9/17 21:15AvonCOUSAFormation8+ minutes~15 Vertical flashing red lights headed west in Colorado12/10/17
12/9/17 21:15ArvadaCOUSAFormation10 minutesVery long, perfect string of red lights evenly spaced with no sound moving slowly from east to west12/21/17
12/9/17 21:15AvonCOUSAFormation8+ minutes~15 Vertical flashing red lights headed west in Colorado.12/10/17
12/9/17 21:00DenverCOUSAFormation30 minutesDenver: String of lights, in formation, no sound. ((anonymous report))12/10/17
12/9/17 21:00BoulderCOUSAOther10:008 or so red, blinking lights moving in a straight line above Boulder, CO. ((anonymous report))12/10/17
12/9/17 21:00Castle RockCOUSAFormation2-3 minutesI saw a long string of red lights that looked like a formation flight. But the lights were in a straight line and pointed close to a 4512/10/17
12/9/17 21:00Colorado SpringsCOUSAOther15 minutesStrong of flashing red lights across the sky12/10/17
12/9/17 20:58AuroraCOUSARectangle5 minutes20 red flashing lights in a rectangular formation, 60 degrees diagonal orientation in the sky, slowly moving & descending12/10/17
12/9/17 20:55DenverCOUSAFormation4 minutesRed and white blinking lights in a downward line formation. Traveled from east to west maybe 25 miles then disappeared.12/10/17
12/9/17 20:45Castle RockCOUSAFormation15 minutesIn line formation red lights moving slowly over central Colorado.12/10/17
12/9/17 20:40DenverCOUSAChanging20+minutesMy family and I first saw a circular formation of strobing red lights. We decided to stop and look and the formation changed. They star12/10/17
12/9/17 19:30ArvadaCOUSAFormation20 minutesI was standing outside facing W from approx. 64th and llamar. I like to star gaze. Out of seemingly nowhere.12/10/17
12/7/17 22:00LakewoodCOUSALight30 secondsA light flew in multiple directions, hovered for a couple seconds, and sped off .7/31/21
12/2/17 01:00GoldenCOUSALight1 secondBlue/white Orb spotted on Lookout Mountain12/21/17
11/30/17 22:45Lone TreeCOUSATriangle5 minutesIt started as two green lights...like dunno 20 miles away to the S. Just stationary...I watched it for like 5 min.((anonymous report))12/4/17
11/26/17 18:30Fort CollinsCOUSADisk4 minutesObject in sky turned lights on, while hovering in one spot. ((anonymous report))12/4/17
11/22/17 15:31PuebloCOUSAOtherSecondsStraight red line connected by 6 evenly spaced lights.12/4/17
11/21/17 11:00PierceCOUSASphere2 hoursDull grey spherical object with black helicopter and military vehicles in Peirce Colorado.11/22/17
11/19/17 12:00Royal GorgeCOUSAOval3 minutesOval reflective craft.12/14/17
11/15/17 00:30DeltaCOUSAUnknown1 minuteHuge low flying craft, mechanical "whooshing" sounds, and a unknown animal-like screech. ((anonymous report))11/22/17
11/13/17 17:30Johnstown/LovelandCOUSACircle5 hours29 craft spotted over 5 hr period.11/17/17
11/12/17 18:00BroomfieldCOUSAUnknown1 minute5 lights making shapes.11/17/17
11/12/17 17:40Estes ParkCOUSASphere<5 minutesRed object moving fast, high, hovering over mountain ridge in CO.11/17/17
11/10/17 20:30EatonCOUSAOther5 minutesWhite light grouping in north sky. ((anonymous report))11/17/17
11/8/17 20:50LovelandCOUSAChanging20 minutes5 glimmering stationary objects for 20 minutes and then vanished11/9/17
11/7/17 18:00LakewoodCOUSALight00:05:00.00Two bright hovering lights pulsated and grew brighter before eventually getting dimmer and disappearing. ((anonymous report))12/10/17
11/7/17 17:15Pueblo (Belmont)COUSAOther1 minuteThe street light was green and it went black and in the sky there was a lightening electric looking light flash. ((anonymous report))11/9/17
11/3/17 18:57FountainCOUSALightUnknown2 U.S. Army Soldiers SGT's (REDACTED) encountered a craft maneuvering in the sky at the 6 to 8 o'clock of the full moon.11/9/17
11/3/17 11:01DenverCOUSADisk7 minutes((HOAX??)) it flew across the sky super fast me and my family saw it clearly ((anonymous report))11/3/17
10/31/17 02:30DenverCOUSALight3 minutesPink flying object that disappeared into clouds1/12/18
10/25/17 19:00Fort CollinsCOUSAOtherseveral secondsblue and green flaming disk shaped object. ((anonymous report))11/3/17
10/24/17 23:30Fort CollinsCOUSACircle15 secondsFast moving red lights over Fort Collins, CO. ((anonymous report))11/3/17
10/17/17 01:00DenverCOUSATeardrop1 minuteFalling star became closer to the ground by the seconds and appeared in the shape of an upside down teardrop floating above my car.10/19/17
10/15/17 17:24Wheat RidgeCOUSAFlash10 minutesI was sitting near my patio door inside while playing a board game with my nephew. I notice there was a round circular obj moving.10/19/17
10/15/17 10:00Colorado SpringsCOUSACircle2:38We were viewing my videos because I couldnt understand what kind of motion was making all 4 cameras record and turn on minutes apart. S11/3/17
10/15/17 06:00GilcrestCOUSAUnknown5 minutesYellow object, looked like a plane without wings, flying low, made a squeaking sound.11/3/17
10/15/17 03:00PuebloCOUSAChanging10 minutesTwo objects, traveling south east at extremely slow speed. One paused for several munites than began moving in formation with the other10/19/17
10/12/17 22:00PuebloCOUSAChevron8 seconds((NUFORC Note: No information provided by witness. PD))10/19/17
10/12/17 19:10SalidaCOUSALight5 minutesLights traveling across sky, disappear suddenly.10/19/17
10/10/17 20:05LakewoodCOUSAChevron10 secondsV-shaped craft with 5-6 dim lights cruising silently over Lakewood, CO, in a southwest direction. 8pm.10/19/17
10/10/17 20:00LakewoodCOUSAChevron20Chevron shaped slow moving with chevron lights and silent12/21/17
10/7/17 18:30GreeleyCOUSAOther20 minutesMy friend came by my house last night, it was a clear night. Street lights were the only lights on at the time, ((anonymous report))10/19/17
10/3/17 21:00GilcrestCOUSAOther5 minutesNot a craft, two very small dark clouds spinning around, then suddenly vanishing.10/5/17
10/1/17 11:25DenverCOUSATriangle15 minutesA cluster of whitish balls with blue chevron wings over Denver Colorado10/5/17
9/30/17 09:00GilcrestCOUSAFormation15 minutesThree dots at high altitude, flying at high speed, one even dive-bombs the car.10/5/17
9/29/17 13:38Denver (Denver International Airport)COUSASphere15 seconds8 Translucent Spheres w/ Cloud Texture.10/5/17
9/23/17 19:00NorthglennCOUSASphere2 minutesLarge spherical object with no light emission hovering in the sky visible during lightning flashes in background and above it..11/3/17
9/23/17 05:00Commerce CityCOUSASphere1-2 minutesOrb light .. Was Traveling 5 To 10 Times Faster Than the Comercial Airplane circular in Shape.. It was Camouflaged with the Constellati9/28/17
9/22/17 20:30Fort CollinsCOUSASphere90 secondsGroup of glowing spherical objects colored red, blue and white traveling from the north to the south9/28/17
9/21/17 21:00Lake City (near)COUSALight15-20 minutesI was backpacking in back country of Colorado and woke to an insanely bright light one night. It made zero sense as I was miles from t5/21/20
9/20/17 04:00Snowmass VillageCOUSAOval10Underside of a shallow cone like disc with spokes of lights like merry go round on its underside.11/3/17
9/19/17 23:00Highlands RanchCOUSARectangle5 secondsRectangular craft was completely silent and became transparent9/21/17
9/18/17 22:55SuperiorCOUSAChevron3 secondsLarge, fast chevron flies directly overhead.9/21/17
9/9/17 19:30ParkerCOUSACircle15 secondsRound UFO seen, and then a strange being caught in a photo around the time of the sighting.11/17/17
9/7/17 23:00DenverCOUSAOther1 minuteStrange colored lights blinking and moving erratically in south Denver sky.9/8/17
9/7/17 08:01AuroraCOUSADisk3 minutesDisk Shaped Golden light moving different directions in the sky.9/8/17
9/4/17 18:50DenverCOUSAUnknown30 minutesMy family and I were driving home from Denver Co. and the day was really hazy because of the fires going on which turn the sun red and9/5/17
9/4/17 00:39AuroraCOUSASphere2 hoursRainbow flashing Orb with Indigo Orbs flashing around the Main one. ((anonymous report))9/21/17
9/3/17 23:30BroomfieldCOUSASphere15 minutesTwo bright bluish-white Orbs spotted over Broomfield, CO on the night of 03SE17, heading S,12/21/17
9/1/17 17:42Fort CollinsCOUSACircle20 minutes2 white circular shapes. Stayed stationary for 15 minutes. Then glowed orange and faded away. ((anonymous report))9/13/18
8/30/17 05:00Grand JunctionCOUSAFlashhoursMultiple colorful, flashing lights starting around 3 a.m. as if waiting for three solid white balls to form straight line.9/5/17
8/27/17 20:42MorrisonCOUSACircle5 minutesFlashing light of different brightness and duration moving high in the sky to the south very slowly.9/5/17
8/26/17 20:00WestminsterCOUSALight15 minutesMassive cluster of tiny lights moving together over the skies of Westminster, CO.9/5/17
8/24/17 05:00Denver/GlendaleCOUSAChanging30 minutes +Three lights sitting stationary in the east sky. Looks to be rapidly blinking in reds blues and greens so fast, its basically white.8/24/17
8/21/17 12:00FountainCOUSAUnknown8:00During the Eclipse I notice a craft moving across the sky east to southwest.8/10/18
8/21/17 11:47Colorado SpringsCOUSADisk1 minute or lessDark anomalous object appears in a photo taken during the maximum of the partial solar eclipse8/24/17
8/19/17 21:15CortezCOUSALight1 minuteRed glowing ball that hung in the air, switching off, zipping off quickly upward.8/24/17
8/17/17 21:00AuroraCOUSADisk10 minutes2 green glowing disks perform stunts over Denver, and fly off at quick speed. ((anonymous report))8/24/17
8/16/17 21:05JohnstownCOUSALight3 minutesObserved side by side stationary red lights in western sky after dusk.8/17/17
8/16/17 20:13Colorado SpringsCOUSAUnknown1 minutew/ a 15 mm lens. I saw a thing orbit the moon and emit something at the moon. It hit the moon. ((anonymous report))3/23/18
8/14/17 21:00AuroraCOUSAOther5 secondsSingle white crescent shaped light soundlessly moving 80 feet above me.8/17/17
8/13/17 11:00PalisadeCOUSACircleHoursStationary white orb/circle in sky, lnvisible during the day.8/17/17
8/12/17 22:10Pine GroveCOUSALight15 minutesAt around 10:15 pm, I spotted a flash of light at about 65 degs upward and about 30 degs on the compass.8/17/17
8/9/17 21:03Grand JunctionCOUSALight10-13 minutesTwo bright, white, lights traveled E, emitting beams at times. ((anonymous report))8/17/17
8/9/17 13:15Rabbit Ears Pass/Steamboat springsCOUSATriangle5 secondsA dark grey triangle over Rabbit Ear's Pass.8/17/17
8/6/17 00:00Crested ButteCOUSALight10 minutesSaw a light above a mountain peak, then it disappeared6/25/20
7/29/17 22:45DenverCOUSA45 minutes, still goingI am seeing a bunch of white orb like lights moving in a circular motion and then spanning off in different directions as i am looking8/4/17
7/24/17 03:50LittletonCOUSACircle4 minutesSilent orb passed nearly directly overhead in the pre-dawn morning. ((NUFORC Note: International Space Station. PD))7/27/17
7/23/17 22:05Highlands RanchCOUSALight20 secondsBright light going at high speed completely reversed direction and then disappeared.7/27/17
7/23/17 03:10Colorado SpringsCOUSALight5 minutesBright white, (to light blue hue) pulsating circular light that would appear, then disappear, then reappear.8/4/17
7/22/17 19:00Grand JunctionCOUSADisk4 minutesMental contact made with ufo but with a negative response7/23/17
7/16/17 15:00Grand JunctionCOUSADisk3 minutes((HOAX??)) Mental contact made with ufo.7/23/17
7/15/17 23:15LyonsCOUSAFormation5-7 minutesHundreds of "Point-Light-like" white lights moving through the sky with changing speed, spatial distances to each other.7/23/17
7/8/17 23:00ParkerCOUSACircle1 hourObserved reddish colored circular craft approximately 1000-1500 feet in alt., traveling N by NE at approx. 35mph. ((anon. report))7/14/17
7/8/17 12:44TellurideCOUSACigarNAunknown object in sky seen on photo taken during hike.7/14/17
7/7/17 21:55Mt. MorrisonCOUSAChanging14-15 minutesWe saw one round object hoovering around the antenna tower on Mt. Morrison between Interstate 70 & Rd. 74.7/14/17
7/4/17 22:30DenverCOUSAFormation5 minutes5 distinct bright objects moving in and out of formation and visibility.7/7/17
7/4/17 21:38DenverCOUSAFormation3 minutesDenver Light formation 7/4 of 4-5 bright lights format just after firework show began low sky and bright N of Englewood nr Denver.7/14/17
7/4/17 21:00PuebloCOUSAFireball5 minutes3 fireballs in the night sky of Pueblo, CO.7/14/17
7/4/17 19:00DenverCOUSACircleUnknownThe sky was light. So no fireworks were visible yet. There where two circles of light hovering above the airport in Denver.7/7/17
7/3/17 22:00Weld County (rural)COUSACircle30 minutesI suddenly see three large circular objects that were extremely bright.7/7/17
7/1/17 16:00AuroraCOUSAChanging60 minutesBright object over Aurora that changed shapes as it left.7/7/17
6/27/17 19:45Colorado SpringsCOUSAUnknownSecondsSighting.7/7/17
6/26/17 01:00Grand JunctionCOUSALight20 minutesBright light or orb west of Grand Junction. ((anonymous report))7/7/17
6/24/17 00:30EatonCOUSADisk10 secondsLarge disk with light blue lights underneath.7/7/17
6/20/17 21:00DenverCOUSALight30 secondsRed light observed under a thundercloud, stationary for a few seconds, then went straight down and changed from red to white.6/22/17
6/16/17 00:00LittletonCOUSACross~5 minutesApprox. midnight. Facing west at the foothills. Something at the top, twinkling lights down middle that gave it the look of a cross..6/22/17
6/15/17 10:03DenverCOUSAFormation5 minutesI was doing a patrol of my buildings perimeter on 06/15/17 around 10:03AM. I always tend to look at the sky and today I was lucky enoug6/15/17
6/14/17 00:30WalsenburgCOUSALight>30 seconds3 small lights that made a formation, moved separately and disappeared. ((anonymous report))6/22/17
6/13/17 22:30Colorado SpringsCOUSALight3-5 minutesFlashing light, zig-zag pattern, quickly across the sky and back! ((anonymous report))6/15/17
6/13/17 03:19Gunnison National Forest (Almost)COUSASphere~3 hoursFloating orbs of light—split and re-combined—circled/hovered near tent while camping9/21/17
6/12/17 23:00Colorado SpringsCOUSAFormation03/2017-06/2017Ok so i was living in Colorado springs CO in an apartment close to NORAD base and on that night me and my boyfriend were laying in bed6/25/20
6/10/17 00:00Rabbit ValleyCOUSALight3 minutesSaw a very bright and fast solid white light moving from west to east. Stoping and going moving left and right then disappearing before6/15/17
6/9/17 22:00BoulderCOUSACircle30 secondsSlow moving bright white orb turned dull orange then into an orange pinpoint then disappeared.6/15/17
6/9/17 21:45CimarronCOUSACross5-10 minutesCross-shaped lighted UFO south of Cimarron, CO.6/22/17
6/8/17 20:28Colorado Springs?COUSAUnknownunkCloud covered object with black parallel column from sky to the ground8/23/19
6/7/17 16:45Parker/AuroraCOUSAFormation5-10 minutes3 objects together and then separate during storm over Parker/Aurora, Colorado6/9/17
6/2/17 22:30Grand JunctionCOUSAUnknown3 minutesSolid white light appears in night sky, then vanishes. ((NUFORC Note: Three sightings of the ISS. PD))6/9/17
5/31/17 10:00Colorado SpringsCOUSAUnknown30 minutesMoving halo connected by 2 white dots in morning sky at top of Pikes Peak from stationary camera.6/2/17
5/29/17 20:45Colorado SpringsCOUSACigar4 minutes2 UFO crafts circling above me then suddenly disappeared. ((anonymous report))6/2/17
5/24/17 22:30Fort CollinsCOUSA45 minutes((NUFORC Note: Witness does not provide details of sighting. PD))6/2/17
5/23/17 01:00LeadvilleCOUSAEgg15 secondsSilent, no lights, glowing gray, 8ft tall egg.8/4/17
5/22/17 23:18GoldenCOUSALight3 minutesthere were two orange lights coming from over Lookout Mountain antennas. They made no sounds, they moved towards us then stopped then6/2/17
5/15/17 21:43Ft. CollinsCOUSACigar22 minutesCraft emerged from lightening storm5/15/17
5/14/17 03:05EvansCOUSATriangle30 secondsLooked up and saw three orbs dancing as they moved silently.5/15/17
5/13/17 19:00BreckenridgeCOUSAFlash~10-20 minutes((NUFORC Note: Witness provides no information; elects to remain totally anonymous. PD))5/15/17
5/13/17 13:43LimonCOUSALightGreenish orb near the Sun. ((NUFORC Note: Lens flare. PD))6/2/17
5/12/17 18:00DenverCOUSARectangleHuge rectangular dark object flying. Looked Like if somehow a semi truck was flying in the sky. ((anonymous report))5/15/17
5/11/17 04:23DenverCOUSATriangleMorningThey were triangles quick and never seen anything like it. ((anonymous report))5/11/17
5/10/17 20:15LyonsCOUSACircle1 minuteLarge, all green, circle landed at Heil Ranch in Lyons, CO.7/23/17
5/3/17 15:00LovelandCOUSATriangle4 minutesI seen 2 objects dancing high in the sky... they were spinning and moving in an odd way. ((anonymous report))5/6/17
5/3/17 02:04ArvadaCOUSATriangle3 minutesTriangle formation to horizontal line.6/9/17
4/30/17 22:00PeytonCOUSAFormation5 secondsI notice fairly fast movement. First thought was a meteor. ((anonymous report))5/6/17
4/27/17 21:00Colorado SpringsCOUSACircle1 minuteSolid black circular object making no noise. Only 1 light not flashing. Very fast object.4/28/17
4/19/17 23:29DenverCOUSALight1 hourMoved slow but made quick turns staying and circling same area I have it on security camera's that record 24/74/20/17
4/16/17 22:00LovelandCOUSAEgg3 minutesLoveland, CO, UFO red and yellow, egg-shaped object.4/20/17
4/10/17 09:00Colorado (southeast part)COUSAChevron7 minutesWitnessed "V" shape craft, intercepted and escorted by jet. ((NUFORC Note: Possible sighting of B2 bomber?? PD))4/13/17
4/9/17 14:05FalconCOUSASphere25 secondsWhite orb stopped in midair and changed direction.4/13/17
4/9/17 13:00LovelandCOUSASphere3 minutes3 spheres were sighted forming a triangle. Then the spheres formed a line and vanished.4/13/17
3/27/17 01:30GoldenCOUSACircle30 minutesBlue/purple orb seen from North Table in Golden, CO. ((anonymous report))4/7/17
3/20/17 22:30Colorado SpringsCOUSAFireball5 minutes1-6 extremely bright yellow lights mid sky facing south. 2 horizontal rows maybe 3 on each side flashing e-regularly somethimes making3/23/17
3/20/17 22:30PeytonCOUSACircle10 minutesFacing southwest on Meridian Road looking out over Peterson AFB. Saw three HUGE orange orbs floating in a triangle formation. Lights pr3/23/17
3/20/17 22:19Colorado SpringsCOUSAFireball3 minutes2-6 floating, with upword movement, yellow-orange lights outside the USAFA in Colorado Springs4/7/17
3/15/17 20:00Park CountyCOUSAChevron30 secoundsLarge Chevron Shaped Object Slowly Passing Overhead8/23/19
3/14/17 18:30DenverCOUSACircle1 hourBright object over downtown (East) Denver is observed twice, then the same thing appears in the West3/17/17
3/4/17 01:00EnglewoodCOUSADisk3-5 secondsSeen a very brief bright light fast through the clouds. Lasted 3 to 5 seconds and was gone.3/17/17
3/3/17 19:30LongmontCOUSALight>1 hourUnusual very bright looking star with the distinctive shape of an upward pointing arrow. ((NUFORC Note: Venus. PD))3/10/17
2/27/17 19:30FountainCOUSACross1 hourA very bright light (brighter than the stars) suspended at an altitude higher than Cheyenne Mountain below it.3/10/17
2/25/17 18:45LongmontCOUSAOval5 minutes12 orange red objects flying across Longmont in NE direction3/10/17
2/25/17 13:15BroomfieldCOUSATeardrop2 minutesHorizontal gray teardrop shaped craft arced across neighborhood just above houses3/10/17
2/23/17 18:00EatonCOUSACircle1-2 minutesUFO and pink orb.3/17/17
2/21/17 19:00NederlandCOUSAFireballunknownOrange fireballs, Bright, Scoping the forest. ((anonymous report))2/22/17
2/20/17 20:10ParachuteCOUSAOval20A bright light that hovered in the sky and seemed to emit different colors. The shape seemed to change and the colors changed from gre2/22/17
2/18/17 19:10Colorado SpringsCOUSAOther2 minutesTaking out the trash I saw an odd shaped object flying in a circular as well as zigzag pattern with no visible lights. I wouldn’t have2/22/17
2/17/17 18:45LongmontCOUSAOval5 minutes12 red/orange large, identical, oval objects, flying exact same speed, slowly over Longmont, CO. ((NUFORC Note: Lanterns? PD))3/10/17
2/1/17 20:00ArvadaCOUSAFormation15 minutesWe drive our car in the night when we see objects of orange and red lights in a formation in the sky . couple they move and the others2/3/17
1/23/17 06:55NorthglennCOUSARectangle5+ minutesAs I was walking to the bus stop, looking around and enjoying my morning walk, I looked up into the sky and noticed this...black uprigh7/7/17
1/20/17 20:50LittletonCOUSALight00:03Several glowing objects flying side-by-side at low altitude making no noise.2/22/18
1/18/17 23:30Fort CollinsCOUSAChevron5-10 secondsGreen lights in chevron form flying over Fort Collins, CO.1/19/17
1/11/17 20:45Castle RockCOUSASphere~1 minuteI saw three orb like objects appear above the roof of the first house on the street, to my right. They were diffused whitish-blue.1/26/17
1/8/17 03:00GoldenCOUSAUnknown2.5 hoursStrange melodic hum, higher pitched, alternating between 2 tones and moving back and forth N and W of Golden, CO.1/26/17
1/7/17 19:00DenverCOUSALight10 minutes3 glowing orange lights.1/12/17
1/1/17 13:50Colorado SpringsCOUSASphere<1 minuteWhite Sphere seen over mountains Colorado Springs1/6/17
1/1/17 00:15LongmontCOUSACircle4 minutes3 dancing, glowing, red balls of light in the NE. Moving in formation, forming triangle, then moving off, blinking out. ((anon. rept.))1/6/17
12/31/16 23:00NorthglennCOUSAFireball10 seconds3 FIREBALL/ORBS FLYING TOGETHER ON NEW YEARS.1/6/17
12/31/16 09:50ArvadaCOUSAUnknown3 secondsExtremely fast moving silent white orbs in formation over Arvada going SW turning SSW. 9:50 pm 12/31/161/6/17
12/24/16 19:00GreeleyCOUSAUnknown20:00Huge strange lights over the western part of the sky.12/30/16
12/23/16 21:00Mead/Thornton (between; on I-25)COUSACircleFew minutesA blue beam of light shining down toward Earth from an aircraft about two or three miles in the sky above. The blue beam then widened.12/30/16
12/16/16 19:30La VetaCOUSALight10 minutesA light and a cloud moving at a high rate of speed.12/21/16
12/14/16 01:00BerthoudCOUSADisk3 secondsLarge glowing disk in the sky moving slowly westward then suddenly disappeared. ((anonymous report))12/21/16
12/11/16 18:00Fort CollinsCOUSAOther5-10 secondsLine of 3-4 red lights that hovered, then moved up and down twice before going black.12/15/16
12/10/16 22:10DeltaCOUSAFireball5 secondsFast fireball going straight down near Delta, Colorado. ((anonymous report))12/30/16
12/10/16 21:00DeltaCOUSAFireball6-7 minutes12/10/2016, Delta, CO, 7 orange/pink fireballs 6 to 7 minutes, seen by 2 people12/15/16
11/29/16 22:15Colorado SpringsCOUSATriangle5 seconds((HOAX?)) I saw a big triangle with 3 lights on each side, no light in the middle; similar to TR-3B, but w/o lights.((anonyous report))12/5/16
11/29/16 19:45EnglewoodCOUSAUnknown2-3 secondsAt 7:45 PM on 11/29/16 in the sky heading north a light similar to a plane but slightly brighter and larger was directly in my line of12/5/16
11/28/16 00:00Grand JunctionCOUSAUnknown1 minuteStrange high-pitched frequencies and a beam of electric light going downwards diagonally before quickly vanishing.12/5/16
11/27/16 12:45LongmontCOUSARectangle10 minutesOne rectangular object was in the sky with what appeared to be a small plane close to it. ((anonymous report))12/5/16
11/26/16 23:42BaileyCOUSADiskFew minutesI had stepped out on my tiny porch to view the stars as I often do. When I looked up in the northwest sky I saw a disk like saucer wit12/5/16
11/25/16 11:00LongmontCOUSACircle5 secondsMy 9-year-old brother looked up into the sky because something caught his eye. Orange circle. ((anonymous report))12/5/16
11/24/16 03:00Grand JunctionCOUSADisk30 secondsA large-seeming camouflaged saucer rotating on an axis12/5/16
11/24/16 02:00Colorado SpringsCOUSALight>1 hourS sky, my wife and I were on the porch and we saw one bright star, that was moving. It was twinkling. ((NUFORC Note: Sirius. PD))12/5/16
11/17/16 07:45AvonCOUSALight2 minutes2 aircraft w white lights early morning.12/5/16
11/14/16 21:00LongmontCOUSAFormation30 minutes11/14/2016 - 4-6 large white circles in two groups moving, disappearing and re-appearing and circling each other in the Eastern sky.12/5/16
11/11/16 11:46GreeleyCOUSASphere2-3 minutesLarge spherical object descending towards the Rockies, chased by jets.12/5/16
11/11/16 05:30GilcrestCOUSATeardrop~5 secondsHeading SB on Hwy 85 going through Gilcrest. Single bright solid dot flies northeast to southeast. No trail but was really quick.11/11/16
11/10/16 19:35Colorado SpringsCOUSALight1 minuteFast-moving light being chased by a helicopter.11/11/16
11/9/16 03:40Wheat RidgeCOUSALight10 minutesgf and me saw bright flashes of light while driving in the morning 0340. ((anonymous report))11/11/16
11/6/16 21:15Colorado SpringsCOUSATriangle10 secondsMy son and I saw a large yellowish triangle object passing through the night sky at an incredible speed toward Pikes Peak Mountain. It11/11/16
11/2/16 20:11FalconCOUSAFlash4 minutes3 flashes 2 different times 3 minutes apart very bright.11/4/16
10/31/16 05:30DeltaCOUSALight1.5 hoursPulsating bright light trying to use Sirius as camouflage with green and blue orbs darting about. ((NUFORC Note: Sirius?? Anon. PD))11/4/16
10/27/16 19:00AuroraCOUSAFireball15 secondsI saw a fast moving flash of light at first just a flash then added red light moving across the sky east to west while looking south.11/4/16
10/26/16 20:20DenverCOUSAOther20 secondsV-shaped craft with 4 red non flashing, dimmed huge lights flying over us while we were waiting to go inside.10/27/16
10/21/16 21:00DenverCOUSAOther5 minutesSo at approximately 9 pm on October 21st 2016, we were sitting outside in our front yard star gazing due to the metior showers when all10/27/16
10/20/16 22:00Fort LuptonCOUSATriangle20 secondsSingle lights formed a V shape and flew quickly south.10/21/16
10/20/16 20:30Colorado SpringsCOUSAUnknown5 minutesFour HUGE Lights Hovering Over Colorado Springs, CO Caught on Video10/27/16
10/20/16 19:35AlmaCOUSALight5 secondsOn Highway 9, right before you get into Alma going S. Bright light, fast, greenish. Only lasted a few seconds.10/21/16
10/19/16 19:49AlmontCOUSALight1 minuteStar-colored object flew over lighted porch, then shot off to the east of the Milky Way.10/21/16
10/18/16 19:00Colorado SpringsCOUSACircle30 minutesMy two brothers and I observed a white orb hovering over (which seemed about 100's of feet above) Pikes Peak. It was stationary.10/21/16
10/17/16 19:50LakewoodCOUSATriangle<20 secondsSilent, huge triangular black craft with 3 faint red lights in a line across the back and markings on the bottom.10/21/16
10/17/16 01:36Colorado SpringsCOUSATriangle15 secondsBright white light triangular shape as if falling from sky10/21/16
10/15/16 20:00LakewoodCOUSACross2 minutesLakewood, CO, UFO.10/27/16
10/15/16 15:30ArvadaCOUSAChevron15 minutesMetallic red then silver, chevron/boomerang shaped. ((anonymous report))10/21/16
10/9/16 00:00MorrisonCOUSAUnknown2-3 hoursMuch unusual activity, starting with a helicopter, and ending with various ufos. Please read full story of what we saw.10/21/16
10/7/16 21:05ArvadaCOUSAOther10 secondsArrow shaped object w/dim lights. ((anonymous report))10/11/16
10/3/16 03:15BoulderCOUSATriangle8-12 secondsTriangular craft spotted as it blotted out stars. Dim red/rust lights on each corner with diffuse blue/purple glow in middle. Silent.3/29/18
10/1/16 19:45DenverCOUSAFormation2 minutes5 orange lights flying in formation in the sky.10/11/16
10/1/16 19:00BoulderCOUSATriangle10 secondsThe sky was lit but the sun was down. You could see the perfect outline of a triangle, no lights on , perhaps 50-75ft from the ground.10/11/16
9/30/16 20:30ArvadaCOUSAFormation30 seconds7-9 glowing white lights in arrow formation flying east to west fast and low10/11/16
9/28/16 22:00BoulderCOUSATriangle15 secondsTriangular moved N to S a slow slow steady speed very dim lights that could be mistaken for stars at a distance ((anonymous report))9/30/16
9/28/16 20:16AuroraCOUSALight2 minutesWhile in our backyard relaxing on the patio my girlfriend and I saw a round bright light heading from west to east at a moderate elevat9/30/16
9/28/16 20:16AuroraCOUSACircle2 minutesWe saw a bright light traveling E to west, at a moderate speed and elevation that lasted up to 2 min9/30/16
9/28/16 14:30LittletonCOUSADiamond5 minutesit was broad daylight!10/11/16
9/27/16 17:15CentennialCOUSACircle10 minutesWe saw a small white circular object travel east to west, stop and hover, then move upward out of sight.10/11/16
9/26/16 04:08AuroraCOUSACigar10 secondsSimilar to shooting star, bright green and left trails like smoke clouds. No noise cloud level so kinda close.9/30/16
9/25/16 20:19NorthglennCOUSATriangle7-8 secondsTriangle shaped object with white lights on the three tips seen moving south to north9/30/16
9/24/16 21:28DenverCOUSATriangle15 secondsAt 928 pm friend and I talking about me seeing a red triangle shaped ufo just a week ago then see 6-8red orbs little bigger than Mars w9/30/16
9/23/16 19:30LongmontCOUSALight5 minutesI was at work when I stepped outside to do a security check of the building I'm responsible for. A light was seen to the South and was9/30/16
9/21/16 21:00RicoCOUSACigar15 minutesUfo sighting backpacking in the San Juans of Colorado. ((anonymous report))1/12/18
9/19/16 21:30LovelandCOUSAChevron20 secondsBoomerang formation giving off a trail of light like a comet. Two aircraft were in the air at the same time.9/22/16
9/18/16 20:10Manitou SpringsCOUSAOval18 secondsFireball over Colorado Springs, west to east, slows down, turns, and then moves north. ((anonymous report))9/22/16
9/18/16 19:00AuroraCOUSAOther~1-2 minutesBright white shape seen close to a park.9/22/16
9/17/16 20:30WestcliffCOUSADisk20 secondsA large UFO landed 50 feet from me and 2 friends. 30ft long 20ft tall disc with multiple lights around the center3/2/21
9/17/16 19:30DurangoCOUSASphereongoingWe noticed a bright spherical shaped orb in the sky south of town Durango Colorado. ((NUFORC Note: Balloon? PD))9/22/16
9/17/16 19:00RidgwayCOUSATriangle15 minutesUnidentified flying object near Mt. Sneffels9/22/16
9/12/16 01:00Colorado SpringsCOUSATriangle15 minutesI saw a triangle shape object with lights on the points and 1 light in the middle hovered in sky for 15-20 mins. ((anonymous report))9/15/16
9/11/16 11:00ThorntonCOUSACigar4 minutes((HOAX??)) Cigar shape moving steady east to west. ((anonymous report))10/11/16
9/5/16 02:20ParkerCOUSAFormation10 minutesLights in formation of triangle in southwest sky. Fading in and out but moving fast up and then down. One aircraft in area.9/9/16
9/4/16 17:45ArvadaCOUSACircle10 minutes5 circular/cylindrical flying objects flying higher than planes9/9/16
9/2/16 22:30LittletonCOUSATrianglestationaryGiant Triangular UFO over Colorado Front Range 9-2-169/9/16
9/2/16 22:00WestminsterCOUSAChanging1 hourThree lights in a triangle formation west towards Boulder. Took picture, went to get video recorder but all the lights were gone. These9/9/16
9/2/16 20:27ErieCOUSALight2-3 minutesStar-like light traveling past the stars but much slower than a satellite9/9/16
8/30/16 20:30GreeleyCOUSASphere10 secondsFloating bright orb flashes then disappeared completely.9/2/16
8/30/16 07:40BoulderCOUSALightWhite dot over Boulder, CO.9/2/16
8/28/16 23:00New CastleCOUSALight5 minutes3 of us seen a white light heading Twards the mountain bobbing back and forth almost like it was confuse before it just disappeared.9/2/16
8/24/16 23:30ThorntonCOUSAChanging2 minutesShape changing square/diamond UFO with circle lights that changed color. Flying very low.8/25/16
8/24/16 23:30MoscaCOUSAFormation00:20.00In Pinon Flats in Great Sand Dunes. My friend and I were taking photos of the night sky. ((NUFORC Note: Insect in flight? PD))8/25/16
8/22/16 20:15MontroseCOUSASphere1 minuteOne large orange ball crossed the sky above the horizon at apporximately 8:15 on 8-22-16 in Montrose, CO.8/25/16
8/21/16 21:40ErieCOUSATriangle3 minutes4 triangular shaped craft in formation, no lights, no noise.8/25/16
8/15/16 23:00NorthglennCOUSAFormation10 secondsV-formation of 8-9 crafts, flying north to south, in Northglenn, CO.8/29/16
8/15/16 21:15BoulderCOUSAUnknown30 secondsLight traveling beneath the clouds without marker lights of regular aircraft. Light looked like like it was traveling in our dorection8/16/16
8/13/16 23:00DenverCOUSAOther3 minutesI walked out to my backyard and saw a very bright light that looked like a star but i noticed it was moving slow. Before my eyes the cr8/16/16
8/13/16 04:00Fort CollinsCOUSAChevron~5 secondsWas watching the meteor shower from a field at the end of the road. ~ 4AM an object flew overhead which had 5 lights in a V formation.8/16/16
8/13/16 02:15LongmontCOUSARectangle2 minutesBig, rectangular, flying object that changed direction.8/16/16
8/12/16 03:00LakewoodCOUSAOtherNorthThese 3 bright objects appeared and started moving higher up in the sky. ((NUFORC Note: Possibly twinkling stars? PD))8/16/16
8/11/16 23:40GoldenCOUSAFormation3 minutesSeveral lights in a V formation flew over head at a steady but slow pace, from N to S. ((anonymous report))8/16/16
8/11/16 21:30Fort CollinsCOUSACylinder10 secondsThe brightest, largest light we have ever seen was moving near the ground from East to West at the speed of a jet, flashing every half8/16/16
8/10/16 11:20LafayetteCOUSATriangle30-60 secondsNoticed a triangle object flying from Broomfield area to Boulder. ((anonymous report))8/16/16
8/1/16 21:30Colorado SpringsCOUSAFormation2 minutes5 colored lights moving in sky east to west.8/2/16
8/1/16 16:00LittletonCOUSATriangle10 minutesNine crafts triangle in shape, in formation and movement and dull silver in color.8/16/21
8/1/16 03:25LakewoodCOUSALight5-8 secondsSky cracked open.8/2/16
7/31/16 01:30LyonsCOUSACross5 minutesStrange crafts with strange sound moving slowly towards Denver, CO.8/2/16
7/28/16 23:00Canon CityCOUSATriangle10 minutesAfter a series of lightning storms, about twenty minutes after the clouds cleared we saw what appeared to be a very bright and then pul8/2/16
7/27/16 00:40PuebloCOUSAFireball2 minutesThree fireball/lights hovering inside of Pueblo, CO.8/2/16
7/24/16 22:50CentennialCOUSATriangle1 minuteI saw one low flying craft with 3 dim red/orange lights. Triangular shape with 1 light on each corner.8/2/16
7/24/16 11:00ThorntonCOUSARectangle2 minutesBlack rectangle glided across the sky at 100 to 200 feet in elevation over a residential neighborhood in broad daylight.8/2/16
7/18/16 21:00GunnisonCOUSACircle4 secondsLarge round light came from above in one smooth 3-4 second movement,7/22/16
7/15/16 21:05BroomfieldCOUSALight15-20 minutesAddendum to previous report: These lights were first observed at a point nearly due S of my observation point in the backyard.7/22/16
7/15/16 21:05BroomfieldCOUSALight15-20 minutesFormation of moving lights moving East to West across nearly the entire night sky.7/22/16
7/15/16 03:00HastyCOUSARectangle5 minutesOval craft hovering 4ft off ground. 8ft to the right was a "grey." ((anonymous report))7/22/16
7/10/16 22:30Estes ParkCOUSALight20 minutesEstes Park, CO, green/red lights hovering in close formation.7/15/16
7/10/16 13:00Colorado SpringsCOUSAOther1 minutesIt was a horseshoe shape and brown flyinging above the mountains disappearing and then coming back7/15/16
7/10/16 01:30Rocky FordCOUSARectangle3-4 minutesI saw a rectangle object smooth corners with 4 round orange lights on its underside, no sound, smooth moving. ((anonymous report))7/22/16
7/9/16 04:00AuroraCOUSAChanging4 minutesLooking up I seen a bright object coming from the S/W towards the N/E.7/15/16
7/7/16 23:08HendersonCOUSAOther15 secondsBlue orb. The blue orb came forward and stayed stationary for about 10 sec until descended down for about 5 seconds. The orb then proce7/8/16
7/7/16 07:37CentennialCOUSAOther7 secondsRed Spiral Drone Like Object with Red Lights.7/8/16
7/6/16 10:15LittletonCOUSAEgg6 minutesObject going slow then fast. Random directions then proceeded north. Circular egg shape.7/8/16
7/4/16 23:30LongmontCOUSAFireball1 minuteI saw a large orange object slowly moving over my apartment building.7/8/16
7/4/16 22:30FountainCOUSAOval8-10 minutes4 of us saw these. I have them on cell phone video posted on my FB page, I'd be happy to share.7/8/16
7/4/16 22:00BroomfieldCOUSALight10 minutesOdd.7/8/16
7/4/16 22:00PuebloCOUSACylinder15 minutesTwo red ligths in vertical position with a green light protruding to the left. Very irregular motion. Fast unusual movements.7/8/16
7/4/16 21:45WindsorCOUSACone4 crafts appear with green spinning bottom and purple tops with red lights. Slowly appeared in sky moved to left then slowly glide stra7/8/16
7/4/16 21:30ParkerCOUSACircle3-4 minutes2 Orange globes, smooth steady speed. 2nd group of 5 objects,sighting more changes in formation. But seemed to hover at times7/8/16
7/4/16 21:12Colorado SpringsCOUSAUnknown1 hourGreen flashes seen above Colorado Springs.7/8/16
7/4/16 20:00Fort CollinsCOUSALight30 minutesGreen light in sky with strange flight patterns.7/8/16
7/4/16 20:00Fort CollinsCOUSACircle15 minutesOrange color. Went straight up and stopped.i got ten seconds video on my phone then went to the telescope to look at it. Daughter in7/8/16
7/3/16 23:30LakewoodCOUSACircle2 minutesCircular gold craft with pulsating orange and red light dead center.10/11/16
7/3/16 23:00ParkerCOUSAFireball10-15 minutesOne golden orb moving aprx speed of a plane but a non blinking golden glow. Followed by 3 orbs same size in a triangular formation. Ano7/8/16
7/3/16 22:30Castle RockCOUSASphere3 minutes3 red/amber orbs observed travelling seperatley about 1 minute apart with a Denver heading7/15/16
7/3/16 21:00AuroraCOUSADiamond8 minutesVery slow flying diamond object over our neighborhood july 3, 2016 at approx 9:00pm. ((anonymous report))7/15/16
7/3/16 04:13DurangoCOUSAOther20+ minutesWhile on vacation over the 4th of July weekend, I witnessed a UFO in the sky directly east of the Tamarron Resort near Durango, Colorad7/8/16
7/2/16 22:30BrightonCOUSAFireball2 minutesMyself my girlfriend and two other friends witnessed a bright Amber orb. ((anonymous report))7/8/16
6/28/16 00:00PuebloCOUSASphere5 minutesObserved a stationary bright crimson red , almost laser colored sphere in the north western sky . the object remained completely still7/8/16
6/27/16 13:30Colorado SpringsCOUSASphereStill happeningWhite orb to the north west above pikes peak has not moved still visable.7/8/16
6/23/16 13:10CentennialCOUSAUnknown30 minutes3 objects flying in erratic motion high in sky observed from my 3rd floor east southeast window facing window. After observing for seve6/24/16
6/18/16 13:29RidgewayCOUSAFormationInstantaneousTwo vessels appeared in a picture.6/24/16
6/16/16 20:45LakewoodCOUSAOther<10 minutesBlack object heading east to west, very high, and looked like two merkabas next to each other6/24/16
6/12/16 20:00DenverCOUSACylinder5 secondsDark sky, cylinder with light and clouds in it swirling around.12/15/16
6/12/16 17:48GoldenCOUSAOther30 minutesI did not see a definite craft of sorts but heard a very distinct sound. It felt like an engine.6/16/16
6/11/16 11:00WaldenCOUSASphere10 minutesWhite dot/sphere seen by four campers mid-day.6/16/16
6/5/16 22:30LouisvilleCOUSACircle5 minutesWife and I saw a circle obj. that looked like a star moving NW. As it moved across the sky, it got really bright. ((anonymous report))6/10/16
6/5/16 20:30Deer TrailerCOUSAOther3 seconds (each)2 sparkling streaks in Colorado.6/24/16
6/1/16 01:00GreeleyCOUSALight2 minutesAll white circular light, red and green blinking lights- hovered, came closer, then zoomed over the house6/3/16
5/28/16 22:25AuroraCOUSACircle10 minutes((HOAX??)) Large light, changing from green to red, moving erratically with great speed in western sky.6/1/16
5/28/16 14:59EvergreenCOUSAOther2 secondsUFO caught on camera over lake in Colorado. (See video.) ((NUFORC Note: We suspect the objects are birds. PD))6/10/16
5/27/16 23:52MillikenCOUSAFireball1 minuteLight orange/white/yellow 'Fireball' sighting in Milliken, CO.6/1/16
5/25/16 09:00BrightonCOUSACircle3-5 minutes3 white round objects moving NE over Brighton, CO, this morning.5/26/16
5/22/16 23:00GreeleyCOUSATriangle2 minutesSeen a tringle red orange lights craft moving slowly from north to south west above my house in Greeley. ((anonymous report))5/26/16
5/22/16 14:23Fort CollinsCOUSAOval20 minutesFreak lightning storm with ORB photographed and recorded.6/1/16
5/21/16 21:15PuebloCOUSATriangleOngoingLooking into the night sky we saw one triangular shaped object in the southern sky. Minutes later a second triangular shaped object.5/26/16
5/19/16 21:00DenverCOUSALightindefiniteStrange behavior above Denver sky.5/26/16
5/13/16 23:20Grand JunctionCOUSASphere2 minutesBright red sphere low on horizon above glade park/monument area.5/20/16
5/9/16 22:40GreeleyCOUSATriangle15 minutesI just reported the triangular form of blinking lights. I showed 3 of my kids.. 10 minutes later we couldn't see them, then suddenly5/10/16
5/9/16 22:11GreeleyCOUSATriangle1 hour+Watching a clear sky, once again we are seeing 3 reddish/green/white, flickering lights, stationary, in a perfect triangular form. Th5/10/16
5/7/16 22:40ArvadaCOUSAFireball?Orange fire low in sky.5/10/16
5/7/16 03:20TellurideCOUSAUnknown45 minutesCraft shone bright white lights for an hour or so into house from above - Telluride, CO.5/10/16
5/5/16 22:30WestminsterCOUSACircle1 minute+Large orange globe going from south to north along the Ft. Range of Colorado west of the Denver area.5/6/16
5/4/16 04:00Crested ButteCOUSADisk2 hoursCraziest UFO Siting. 6 over a two hour period.5/6/16
5/3/16 21:14EvansCOUSATriangle15 secondsTransparent triangular craft flying northbound spotted in Evans Colorado5/6/16
5/2/16 21:20Colorado SpringsCOUSAUnknown15-20 minutesMultiple Color UFO craft Happening Now.5/6/16
5/1/16 23:40GreeleyCOUSATriangle1 hourWe saw 3 white/orange/reddish flickering lights that stayed stationary in an exact triangle position for (the time I saw) at least an h5/6/16
5/1/16 21:00ArvadaCOUSAOvalJust sitting on patioZoomes left to right then still as the red flashing light just sits in mid air, then it zoomes away very quickly. ((anonymous report))7/8/16
4/26/16 03:30SterlingCOUSAFireball30 seconds2 red fireball shaped objects flying erratically in the sky too fast to be man made and looked like they were chasing each other.4/29/16
4/24/16 02:30Ft. CollinsCOUSAFireball1 minuteOrange Fireball at 0230 in Ft Collins Co, traveling parallel to the ground surface4/29/16
4/13/16 11:00Lascar (I-25; MM 62)COUSASphere2 hoursTwo beach ball sized spheres, one glowing yellow, one glowing orange side by side on the ground at 11 am in morning.4/15/16
4/4/16 21:00FlorenceCOUSADisk3 minutesGray, disk shaped with red and white flickering lights around the edge. 4 Orange lights on the bottom.4/22/16
4/3/16 00:30GrantCOUSALight30 minutesFlashes of light outside tent, mechanical whirring noises, and extreme effect of heart rate of witnesses.4/15/16
3/29/16 15:30AuroraCOUSATriangle20-30 seconds5-7 white triangles observed flying in formation.4/15/16
3/29/16 14:30Denver MetroCOUSALight5-10 minutesIt was partially cloudy and sun. Saw between 20-30 small lights flying in a tornado like formation going in and out of the clouds.4/1/16
3/28/16 06:30Glenwood SpringsCOUSADisk3 minutesSighting disk object with two rows of red lights hovering above trees.4/1/16
3/26/16 23:15CedaredgeCOUSAFlash5 minutesMULTIPLE INTERMITENT FLASHES OF LIGHT4/1/16
3/26/16 14:30Fort CollinsCOUSATriangle24 seconds7500-9000ft this object approximately stationary 20 seconds above where i was playing basketball and then it moved out east faster than4/1/16
3/21/16 21:26DenverCOUSACircle7 minutesTwo UFO craft sighted in Denver-One strobing with forward momentum, the other hovering.4/1/16
3/20/16 11:45DenverCOUSACigar<1 minuteTwo white cigar shaped UFO's stop and hover over I-25 in Denver, then change to an amber color and disappear.3/24/16
3/20/16 05:30ElbertCOUSAOther10 minutesString of 5 Total Lights That Slowly Moved In A Span Of About 15 Minutes3/24/16
3/19/16 06:30Colorado SpringsCOUSAChanging32 minutesThin light accompanied with 2 orange orbs,Colorado Springs, CO.4/1/16
3/17/16 05:00PuebloCOUSATriangle20 minutesAmber colored lights in triangular formation.3/18/16
3/16/16 21:00DenverCOUSAFormation3 minutesOrange lights in a formation off of I-70.3/18/16
3/13/16 21:30PuebloCOUSAFormation90-120 seconds3 big bright red lights in triangular formation in the night sky.3/18/16
3/12/16 01:12GreeleyCOUSACircle3-4 minutesIt was cloud coverage but I can see the circular objects they did not flash but they went from white to a red when they flew by there w3/18/16
3/9/16 23:30MorrisonCOUSADiamondSecondsKite/diamond-shaped obj. (looked like it was on fire or glowing) streaked across in the Conifer/Morrison area at 11:30 pm-ish. Silent.3/11/16
3/9/16 09:00BroomfieldCOUSAUnknown10 minutes((HOAX?))Plane like object falling straight down from a high elev. Leveled off then started flying as if to land at the local airport.3/11/16
3/8/16 22:46Steamboat SpringsCOUSALight4 secondsGlowing reddish and orangish lights.3/11/16
3/7/16 09:24BoulderCOUSALight5 minutesStationary glowing orb began to move slowly.3/11/16
3/3/16 20:00LaVetaCOUSAOther1 hourUSAF craft chasing lights. Pattern of orange fireballs USAF turning off running lights disappearing reappearing.3/4/16
2/29/16 18:00ParkerCOUSALight3 hoursLights flickered in the sky, eventually surrounding one larger, brighter light.3/4/16
2/29/16 00:00ThorntonCOUSAFireball2 minutes2 orange fireballs traveling together.3/4/16
2/28/16 19:00Colorado SpringsCOUSACircle45 secondsRead full report.3/4/16
2/28/16 03:48WestminsterCOUSAChevron3-4 secondsThree white lights in chevron formation shoot across sky and then vanish.3/4/16
2/27/16 20:05Fort CollinsCOUSAOther2 minutesDark red object flies fast in weird directions over night sky.3/4/16
2/27/16 06:00CreedeCOUSASphere2 minutesTwo spheres, bright as Jupiter, then faded after several minutes.3/4/16
2/21/16 06:50ArvadaCOUSACircle5 minutesSmall balls of light changing positions, sharp turns.2/26/16
2/19/16 19:45PuebloCOUSASphere1 minuteGroup of 6-7 red-orange spheres, moving independently at different altitudes2/26/16
2/19/16 19:39PuebloCOUSASphere2-3 minutes6-8 orange orbs in the night sky.10/11/16
2/17/16 19:00GreeleyCOUSAFireball5 minutes2 orange glowing balls in the air, not flashing red or white like airplanes, traveling very slow then one cut W and slowly disappears.2/19/16
2/17/16 18:05Rocky FordCOUSAUnknown40 minutesStrange Lights Date: 2-17-16 Time: 18:05 to 18:45 Location: Downtown Rocky Ford, Colo. Conditions: Night, partly clouded sky (Black2/19/16
2/13/16 22:00ErieCOUSATriangle2-5 seconds5-6 objects flying in v formation2/19/16
2/11/16 03:45La JuntaCOUSAFireball30 minutesFlying object shoot out in the sky.3/11/16
2/6/16 19:35AuroraCOUSAFireball30 secondsA diamond on fire came straight up and moved sideways very quickly2/11/16
2/5/16 22:40LittletonCOUSACircle10 minutes2 flying objects flying quickly and erratically near the foothills south west of Denver. First object was pink and blue but would turn2/11/16
2/5/16 20:35Colorado SpringsCOUSADisk2-3 minutesFootball-shaped saucer, red and gold over Colo Springs Feb 5 2016 8:35 pm mst.2/11/16
2/4/16 23:00Colorado SpringsCOUSADisk3 minutesRed fog in room, blueish chrome disk outside of front door, buzzing and pop noise, weird behavior from wife and dog.2/11/16
2/4/16 21:00Estes ParkCOUSAOval3 minutesBright light with attached string of lights in Eastern sky of Estes Park2/11/16
2/4/16 18:30GreeleyCOUSAUnknown10 secondsI cannot believe I'm doing this but- what I saw I can certainly not say it was an airplane or anything reasonable. Yesterday was really2/11/16
1/28/16 23:35LittletonCOUSACircle.01To fast and irregular to be man made.1/29/16
1/27/16 17:33FlorenceCOUSACircle5 secondsYellow/orange sphere hovering 20' off the ground above a neighbors yard.4/1/16
1/26/16 01:26DenverCOUSAUnknownOngoingIs anyone else seeing this now?? I'm downtown Denver and I'm looking W above the mountains. Really high up there are lights pulsating.1/29/16
1/24/16 18:00LovelandCOUSAFormation15 minutesMy husband called me and told me that there where lights over the mountains towards the west and I looked and saw quite a few like 5 bu1/29/16
1/22/16 12:00AntinitoCOUSACylinderObject discovered in picture.2/4/16
1/12/16 14:00Colorado Springs (east of)COUSAChanging3 minutesDark, elongated horizontal streak, which changed shape, seen by airline passengers over southern Colorado on January 12, 2016.1/20/16
1/12/16 02:10LafayetteCOUSAUnknown10 minutesThe sky was pitch black but when looking towards the South/West I saw an object(s) with numerous lights. One of the lights was pulsing1/14/16
1/11/16 20:20FountainCOUSADiamond2 minutesCraft hovers over neighborhood, then moves sideways and disappears.1/14/16
1/10/16 16:53DenverCOUSATeardrop5-10 secondsObject had a tail and maintained shape and speed.1/14/16
1/9/16 08:30PuebloCOUSALight2-5 minutesTwo bright red lights that disappeared.1/14/16
1/3/16 19:20BroomfieldCOUSAFormation1 minuteGroup of 7 red orbs, moving independently at different altitudes, were seen for 1 minute before they disappeared one-by-one1/5/16
1/1/16 00:15LongmontCOUSADiamond204 or 5 red/orange lights moving W. One went down closer to the ground. Moved west. No sound.1/5/16
12/31/15 23:00Steamboat SpringsCOUSALight1 hourSix red orange lights over tree line that made different shapes. Viewed for over an hour.1/5/16
12/31/15 00:00Avon/EagleCOUSALight26 minutesTwo red lights over Avon, then 3 more over Eagle, CO.1/5/16
12/27/15 23:05GillCOUSACigar1 minute2 or 3 lights found over the horizon- there and then gone.1/5/16
12/21/15 20:03LakewoodCOUSADiamond15 secondsThese 9 objects appeared above our backyard never seen anything like that ever before, coming from experienced RC flier.12/21/15
12/21/15 19:35AuroraCOUSACircle1 mintute((HOAX??)) We saw a blue circle go across the sky pretty fast, and was all by itself.12/21/15
12/18/15 20:00Colorado SpringsCOUSADiamondon going((HOAX??)) Several diamond shapes with multiple lights moving in a coordinated fashion slowly and high in the sky.12/21/15
12/14/15 21:00GoldenCOUSALight3 hoursThere were 7 vivid, gark green star like lights in the sky in the southwest direction. ((NUFORC Note: Stars?? PD))12/17/15
12/13/15 23:00AuroraCOUSAOther48:37 minutesI'm not even sure what really happened. ((NUFORC Note: We are not certain this is intended as a serious report. PD))12/17/15
12/13/15 17:20CentennialCOUSAFireball~5 minutesEight pulsating, low altitude, reddish-orange spheres/orbs over Denver.12/17/15
12/12/15 01:30Colorado SpringsCOUSASphere5 secondsWhite spherical illumination that brightened, then disappeared. ((NUFORC Note: Iridium satellite flare?? PD))12/17/15
12/4/15 18:00ElizabethCOUSALight25 minutesI sent my nephew to get my laptop from my car and when he came back in he said, "Oh, by the way, what are those lights out there?"12/10/15
12/3/15 20:00DenverCOUSAUnknown5 minutesDrone like objects with erratic flashing white, red, orange, green, and blue lights12/4/15
11/23/15 20:25GreeleyCOUSALight3 minutes5-8 lights rotating around each other across sky, then disappeared.11/26/15
11/23/15 16:00Colorado SpringsCOUSAOther15-20 minutesMultiple UFO craft, abnormal turns and accelerations and appearing from nothing and then vanishing11/26/15
11/22/15 22:00Buena VistaCOUSALight2 hoursWhite light with green and red flashing light, stationary in sky. 20 degrees above horizon. SE sky. ((NUFORC Note: Sirius? PD))11/26/15
11/22/15 19:00CrestoneCOUSAFireball40 secondsI used to see you when I lived in Seattle. Last night my wife and I saw this amazing comet like.11/26/15
11/22/15 18:22CentennialCOUSACircle10 secondsStrange revolving 3 lighted - red blue green (blinking) object flying from south to north. Thought it was a plane at first with a weird11/26/15
11/20/15 01:50LittletonCOUSAChevron<1 minuteStealthy chevron with dim white lights11/26/15
11/13/15 18:00PuebloCOUSAFireball30 secondsHUGE COMET LIKE OBJECT GOING VERTICAL AFTER GOING EAST TO WEST VERY FAST.11/19/15
11/8/15 21:00LakewoodCOUSAChevron2 minutesBoomerang stealth mode gliding object.11/19/15
11/7/15 18:05San DiegoCOUSALight2 minutesOrange light turned white then what seemed smoke came out of it. ((NUFORC Note: U. S. Navy missile launch. PD))11/19/15
11/5/15 16:10DenverCOUSAChanging5 minutesUFO over Denver with two pulsating lights.11/6/15
11/2/15 19:00DenverCOUSAChevron<1 minuteDark chevron/boomerang object.11/6/15
11/2/15 18:15DurangoCOUSAOther4 minutesTwo objects that brighten to 1st magnitude, and dim, to be no longer visible in southeast sky.11/6/15
11/2/15 11:36Colorado SpringsCOUSASphere10 secondsSaw a white orb fly past the house, silently disappearing.11/6/15
11/1/15 19:00BoulderCOUSAFireball15 secondsGreen Orb leaving slime trail over Boulder, Colorado 2015.7/31/20
11/1/15 19:00DenverCOUSAChanging~1 minuteFacing due N on Crestline ave in Denver; witnessed what I originally believed to be an aircraft. ((NUFORC Note: Parachutists?? PD)11/6/15
11/1/15 18:45AuroraCOUSAChevron30 secondsChevron-shaped object flyinf south over Aurora, Colorado.11/6/15
11/1/15 18:15LakewoodCOUSAOther5 minutesInverted W craft flying low from northwest to southeast, followed by 5 bright lights forming into a circle which dropped out of sight.11/6/15
11/1/15 18:15AuroraCOUSALight3+ minutes5 lights moving in formation as they descend.11/6/15
11/1/15 18:10CentennialCOUSALight3 minutesDiagonal lights shift into pyramid shape and fade into the distance.11/6/15
11/1/15 18:08ArvadaCOUSAOval5 minutesFour UFOs flying in diamond pattern seen over Arvada, CO.11/6/15
11/1/15ArvadaCOUSASphere20 secondsWatched 4 orbs of light traveling in unison then rotated around each other. ((NUFORC Note: We suspect advertising lights. PD))11/6/15
10/31/15 20:00Fort CollinsCOUSAFireball<1 minuteSeen over Ft. Collins during Halloween. Obj. appears to only appear during local events; last seen during CSU Homecoming on 10/16/15.11/6/15
10/30/15 20:30LakewoodCOUSAOval10 minutesMe and my brother I saw 4 oval shaped, bright yellow crafts. They would combine, then separate. ((NUFORC Note: Adv. lights? PD))11/6/15
10/28/15 11:22Commerce CityCOUSARectangle1 minuteLarge rectangular aircraft hovering west of Commerce City, CO10/29/15
10/24/15 05:00Grand JunctionCOUSAChanging2 hoursCluster of orbs rumbling around eachother10/29/15
10/22/15 20:20LafayetteCOUSATriangle7 secondsTriangle-shaped grey aircraft seen East of Boulder, CO.11/19/15
10/17/15 20:00LakewoodCOUSARectangle1-2 minutesrectangular ufo seen flying overhead, while driving down residential street in Lakewood, Colorado10/29/15
10/17/15 06:50AuroraCOUSALight4 minutesMultiple lights changing formations.10/29/15
10/16/15 21:00LongmontCOUSAChevron10 secondsSaw a dark grey chevron shaped object in the night sky moving slowly and silently.10/29/15
10/16/15 19:00Fort CollinsCOUSAFireball1 minuteFireball Over CSU.10/29/15
10/16/15 19:00Fort CollinsCOUSATriangle7:55pm - 8:34pmA friend and I noticed three triangular crafts directly overhead.10/29/15
10/16/15 13:15ArvadaCOUSAFormation20 seconds8 objects flying completely silent with three lights each in the night sky10/29/15
10/15/15 20:00DenverCOUSAChevron2 minutesBoomerang craft-stealth bomber like- w/round amber lights10/16/15
10/15/15 16:34RifleCOUSALightUltra high speed lights caught on slow motion camera in the middle of the day.10/29/15
10/15/15 14:00WindsorCOUSARectangle45 secondsRectangular object seen during the day.3/18/16
10/15/15 11:45BoulderCOUSAUnknown30 seconds3 lights followed by 4 lights. triangular formation10/29/15
10/15/15 10:00Commerce CityCOUSADiamond1 hourMyself and a friend were driving when we noticed a bright light, I asked my friend what it was and he did not know,, as we made a left10/29/15
10/15/15 08:00DenverCOUSACircleminutesa craft enlarged in the photo with possible windows or portals. the object was clear white with dark decks.10/29/15
10/14/15 20:45WestminsterCOUSAChevron20 secondsIt was Wednesday October 14th 2015 somewhere between 8:30-9:00pm. I never thought to check the time. But when I did it was approx 9:20,10/29/15
10/13/15 20:25DenverCOUSATriangle12 secondsBlack triangle with five rust colored lights.10/16/15
10/13/15 03:17AuroraCOUSAFlash40 minute +I'm watching this green and blue light flash its been raising altitude as a time passes the only light flashing in the sky how to your10/16/15
10/12/15 22:07Wheat RidgeCOUSAChevron8 secondsI seen a v-shaped formation flying in the sky shaped like an arrow very dim white lights flying west to east.10/16/15
10/10/15 19:30BroomfieldCOUSALight10 minutesI went on a run through Commons Park. Just after sunset as I was leaving the park I noticed a small ball of light moving east from the10/16/15
10/10/15 19:00Colorado SpringsCOUSACylinder30 minutesCraft over Colorado Springs, CO.10/16/15
10/10/15 03:00AspenCOUSACircle1 hour +Friend and I called the police, something neither of us do unless its important. ((NUFORC Note: Sighting of Venus. PD))10/16/15
10/9/15 00:00LongmontCOUSATriangle10 minutes2 triangular flashing lights, one doesn't move at all and the other does10/16/15
10/4/15 19:00CentennialCOUSATriangle20 secondsSpotted at lower altitude moving south to north over I-25 we initially saw a white strobe as we watched looking east from Dry Creek Rd.10/9/15
10/3/15 21:30EnglewoodCOUSARectangle10 seconds10/3/2015 9:30 pm bright red lights rectangle shape slow moving silent Englewood, Colorado.10/9/15
10/2/15 22:50Lone TreeCOUSAOval5-15 secondsGreen light falling from the sky, green impact!10/9/15
9/30/15 01:13AuroraCOUSALight5 secondsBright blue green streaking light above Aurora, CO at approx 1:13 am.10/9/15
9/27/15 22:30BoulderCOUSASphere2 minutesOrb that split into two orbs.9/29/15
9/27/15 22:30BaileyCOUSACircle20 minutesRed and blue flashing white moving round objects.9/29/15
9/27/15 21:00LittletonCOUSAFormation~15 secondsSitting outside watching the full blood moon cycle, very faintly saw a v shaped formation pass just under the moon east to west. It was9/29/15
9/27/15 21:00CentennialCOUSAFormation1 hourBlood moon ufo sightings centennial.10/16/15
9/27/15 20:22Colorado SpringsCOUSASphere2 minutesBright white light witnessed during blood moon event.9/29/15
9/27/15 20:00GreeleyCOUSATriangle7 secondsBlack triangle.9/29/15
9/21/15 12:10FlorissantCOUSASphere3 minutesThe 3 orbs were floating around.9/25/15
9/20/15 21:45DenverCOUSAFormation15+ minutesFive bright red lights holding position in fixed formation, heading 110 Degrees due east of Denver, three static in triangle, two flash9/25/15
9/18/15 21:30Fort CollinsCOUSAChevron15 secondsChevron glider cloaked to match stars glides for 15 seconds 40 feet from ground then disappears9/25/15
9/17/15 21:10BoulderCOUSALight<1 minuteShifting formation of 12+ dim brown lights.9/25/15
9/16/15 17:00EnglewoodCOUSARectangle6 secondsMy wife and I saw two objects of white rectangular shape one after the other at a speed faster than a jet while the sun was out.9/17/15
9/13/15 14:00Fort LuptonCOUSAOther10 minutesLarge floating square object on September 13th, 2015.9/17/15
9/12/15 21:20GreeleyCOUSALight20 minutes100's of lights slightly dimmer than a bright star seen moving from sw to north east then turning north. 1 light broke from group and h9/17/15
9/12/15 20:20GreeleyCOUSAOther~5 minutesStrange lights (stars?) in the sky.9/17/15
9/12/15 20:15GreeleyCOUSALightstill visiblemulitiple white lights moving across sky above us9/17/15
9/12/15 20:00GreeleyCOUSACircle~5 minutesGroup of white blinking lights and blue orb seen in the evening sky9/17/15
9/12/15 20:00GreeleyCOUSAFormation15 minutes50-100 lights in the sky in formation over Greeley, CO.9/17/15
9/11/15 20:48EvansCOUSAFormation5 seconds2 lights moved from west to east twice the speed of a satellite we saw earlier. The 2 lights were parallel moving at the same speed an9/17/15
9/11/15 19:30Eisenhower Tunnel (near)COUSATriangle30 secondsThis object was triangular shaped. Dark red lights flashed from each corner, hovering above highway.9/17/15
9/8/15 22:00DenverCOUSALight10 minutesLights west of Denver.9/11/15
9/8/15 21:30EvansCOUSATriangle15 secondsI witnessed 6 dimly lit orange red colored V shaped lights flying in a V-formation.9/11/15
9/5/15 20:00ErieCOUSACircle1 minuteLarge circle of light over house in front of me, the lights were spacing around and were in sync with the tapping on my window.9/11/15
8/31/15 20:00BroomfieldCOUSASphere30 secondsAs I'm walking home notice a few lights in the sky in formation, thinkin it's helicopters, when behind the trees more follow behind af9/2/15
8/28/15 21:00DenverCOUSALightFew secondsA light dashed across the sky, then a smaller light spiraled about three times before disappearing.9/2/15
8/23/15 03:00ThorntonCOUSAFireball1 minuteFireball went into a bright yellow streak that formed a line from east to west and dissappeared8/27/15
8/21/15 20:35PuebloCOUSARectangle3 minutesMe and my children got out of the car and noticed a flickering yellow light. The light dimmed down to just a black blocky type thing in8/27/15
8/20/15 23:00Commerce CityCOUSALightAll nightDancing stars in the sky. ((NUFORC Note: We suspect "twinkling" stars, but cannot be certain. PD))8/27/15
8/18/15 20:30LongmontCOUSAOther4 minutesFerris wheel shaped object sighted over Longmont, Colorado.8/27/15
8/17/15 05:25ThorntonCOUSAOther2 minutesBlue spider-like flying airplane; could not hear its sound.8/27/15
8/12/15 21:30Grand junctionCOUSAOther15 secondsOrange cresent moon shaped object moving south east at a high rate of speed.9/17/15
8/6/15 23:21SilverthorneCOUSALight2 secondsBlue spherical light moved quickly across the night sky. ((NUFORC Note: Possible meteor?? PD))8/13/15
8/4/15 21:00DenverCOUSALight2-3 minutesLight disappears, moves, reappears, and shoots short lightning-like discharge.8/13/15
7/31/15 09:50SilverthorneCOUSALight8 hoursStrange lights in the sky while camping.9/17/15
7/30/15 22:11ThorntonCOUSACircle3 minutesOrange flying lights over DIA seen from Thornton, CO.8/6/15
7/28/15 20:30DenverCOUSAOther1-2 minutesBlack medicine-capsule shaped object, flying horizontally at about dusk.8/13/15
7/26/15 18:30BroomfieldCOUSACircle4 minutesCircular ferris wheel object with bright lights moving across the sky.7/31/15
7/25/15 22:00BroomfieldCOUSAChanging5 minutesIridescent dots meandering through the sky in various formations.7/31/15
7/23/15 09:45Colorado SpringsCOUSALight30 minutesGold metallic object hovering in the blue sky. ((NUFORC Note: Photo provided of very small, blurry object. PD))7/23/15
7/18/15 10:30WeldonaCOUSACylinder45 secondsUnbelievable speed, instantly move across sky.7/23/15
7/16/15 02:30AuroraCOUSAOther3 hoursMultiple (7-15) triangle shaped crafts with lights that would flash different colors7/23/15
7/12/15 19:45MeadCOUSATriangle10 minutesLights where very bright no sound.7/17/15
7/11/15 10:00Fort CollinsCOUSASphere2 secondsWhite orb zig-zags into cloud to the west of Fort Collins during bright morning.7/17/15
7/4/15 23:50GreeleyCOUSALight2 minutes3 bright orange star-looking crafts moving in a triangle formation. One stops in mid-air and slowly fades out of the atmosphere as the7/6/15
7/4/15 23:45DenverCOUSASphere1.5 minutes3 low-altitude orange globes, Denver, 4th of July, 2015.7/6/15
7/4/15 22:00WestminsterCOUSACircle2 minutesHad the strangest experience last night watching fireworks. We parked at this lookout on 82nd and Federal which gave us a full Panora7/6/15
7/4/15 22:00LittletonCOUSATriangle10 minutesAfter a firework show at Clement Park there was a huge craft hovering over the lake. It was difficult to make out the shape. You coul2/4/16
7/4/15 21:58ThorntonCOUSAUnknown5 minutesCraft with 4 lights videoed at 4th of July fireworks.7/17/15
7/4/15 21:25Highlands RanchCOUSATriangle15 minutesBlue/red/green triangular object above fireworks display.7/6/15
7/4/15 01:00Buffalo Creek Area CampgroundCOUSATriangle15 minutesTripod-shaped and a series of bright flashes.7/17/15
7/3/15 22:00WestminsterCOUSACircle2 minutesWatching fireworks on my roof with my husband when from the south of Westminster 5 round bright orange objects streamed across the sky7/6/15
7/3/15 00:00DenverCOUSAUnknown1 minuteFleet of UFO's over Denver.7/3/15
7/2/15 10:20MeadCOUSADisk10 secondsBlack saucer looking object.7/23/15
6/20/15 21:55FirestoneCOUSAChevron10 secondsLow, quiet, fast moving SE to NW chevron form with 7+ lights on either side.6/24/15
6/20/15 15:00DurangoCOUSAOtherGreen line in photos. ((NUFORC Note: Possible lens flares? We have requested copies to inspect. PD))6/24/15
6/19/15 22:00Pueblo WestCOUSA1 hourStarting with one orb, it flickered in and out of sight reappearing sporadically in different spots with up to five orbs appearing at o6/24/15
6/13/15 08:00ArvadaCOUSAChanging10 minutesFigure floating in sky moves slowly in a straight line across the sky and changed shapes from a circle to cross then a line.6/15/15
6/12/15 22:15Colorado SpringsCOUSALightUnknownTwo spherical lights, one disappearing and reappearing in a different area. Plus an exceptionally bright star that seemed to grow longe6/15/15
6/10/15Commerce CityCOUSALight((HOAX??)) I was distracted by a very large bright light between some clouds to the west mountains; was over the city of Denver.6/15/15
6/7/15 23:30GoldenCOUSAFlash15 minutesBright white strobe light.6/15/15
6/3/15 21:30ThorntonCOUSAUnknown30+Vertical, multi-flashing lights, slow moving to stationary, low to very high altitude and the general shape was a cross/crusifix.6/5/15
5/30/15 22:30AuroraCOUSAFireball12 minutesSix orange crafts flew over our house late Friday night, one at a time.6/15/15
5/30/15 22:06LongmontCOUSALight15 minutesOrange lights over the front range 05/30/15.6/5/15
5/23/15 23:00LittletonCOUSACircle1 minuteFive orange objects "floating" over Colorado.5/29/15
5/19/15 11:00Fort CollinsCOUSASphere2 secondsBlack well-defined circular object moves much faster than jet to the west of Fort Collins on a bright morning.7/17/15
5/15/15 10:00Colorado SpringsCOUSAOther20 minutesStanding on the sidewalk with multiple people at my twins 8th grade continuation ceremony at West Middle School & there were two milita4/9/20
5/13/15 21:50Colorado SpringsCOUSAFlashFew secondsThree flashing objects in night sky over Colorado Springs.5/22/15
5/4/15 10:00LongmontCOUSA30 SecondsSky howling. Frequency sweep heard, almost like a siren.5/8/15
4/29/15 20:44WellingtonCOUSALight4 minutesSilent Bright White Light Spotted in sky seems to disable phone and vehicle5/8/15
4/28/15 21:00Colorado SpringsCOUSALight>1 hourDocumented unexplained light. ((NUFORC Note: Sighting of Venus?? PD))4/30/15
4/25/15 22:00GoldenCOUSAUnknown2 hours +Color changing orb in the sky.4/30/15
4/22/15 23:39BoulderCOUSACircle10 secondsWas looking at the sky to see a meteor shower. Saw a circle spot in the sky moving from north to south quickly. Seemed as the object wa4/23/15
4/13/15 22:45Grand JunctionCOUSACircle1hr 20 min. aboutLight orbs over Grand Junction, appeared about 1:45 min, moving, vanishing & appearing in a different spots instantly.4/17/15
4/6/15 20:00Fort CollinsCOUSAOtherNightly Until Quite Late DISCO STAR -or- BLINKING STAR update and full report. ((NUFORC Note: Possible sighting of Sirius?? Jupiter?? PD))4/8/15
4/4/15 20:30DenverCOUSASphere3 minutes15 red orbs seen in formation across the sky.4/8/15
4/4/15 20:00DenverCOUSAOther6 minutesOrange lights floating in the sky then disappearing4/8/15
4/1/15 21:15Colorado SpringsCOUSALight1-2 minutesUnknown lights chased by 2 helicopters disappear in the night sky on April 1st.4/8/15
3/31/15PuebloCOUSASphereongoingAll of the visible stars in the night sky are spacecraft, shaped like spheres.4/3/15
3/27/15 20:15LovelandCOUSAFireball15 minutesI was going out to eat when i saw red fireballs that apeared to be coming up from the ground on the west side of town.. They would fly4/3/15
3/21/15 15:45Mountain ViewCOUSACylinder90 secondsCylindrical shaped object came to complete stop and ascended upwards.3/26/15
3/20/15 00:15Colordao SpringsCOUSAOtherongoing2 distinct starlike, amber large hovering "things" over and around Pikes Peak.3/26/15
3/19/15 22:30CentennialCOUSACircle1 minuteLarge bright orange ball of light slowly crossed sky, stopped, sped off very quickly out of view4/3/15
3/17/15 21:00Lakewood (over Golden)COUSALight~5 minutesFalling light suddenly stops over Golden, CO, seen buy man and wife.3/20/15
3/13/15 18:00DenverCOUSATriangle15 minutesTriangular craft.3/20/15
3/12/15 06:08BrightonCOUSALightA very big Bright light passed me and other cars on rd 168th going west at 6:08 am . It was it traveling very very fast and big in size3/13/15
3/11/15 22:15YoderCOUSASphere1 minuteBlue translucent orb.3/20/15
3/11/15 06:00Greenwood VillageCOUSALight3-5 secondsWhite fireball of light with a tail, like a meteor, flying low over Denver before disappearing. ((NUFORC Note: Meteor?? PD))3/13/15
3/11/15 06:00EvergreenCOUSAUnknown5-10 secondsI saw an unidentifiable object low in the sky with sparks or fire coming from its rear.3/20/15
3/11/15 06:00LakewoodCOUSACircle1 minuteCircular bright light with trail of sparks/flames. Moving very rapidly east to west at relatively low altitude (approx 2,500ft).3/13/15
3/7/15 20:00WestminsterCOUSALight~5 secondsWhite light like falling star appears to hit earth3/13/15
2/24/15 12:30Fort CollinsCOUSASphere2 minutesBright Orange Sphere heading south. No sound.3/6/15
2/12/15 20:05Fort CollinsCOUSATriangle45 secondsTriangle with 7 lights flying low altitude with low speed.2/20/15
2/12/15 18:45Fort CollinsCOUSAFireball10 minutesOrange, silent fireballs over Fort Collins, CO2/20/15
2/8/15 17:00MontroseCOUSAChanging65 minutesWhite orb, only noticed due to low flying Cessna type plane going same direction. ((NUFORC Note: Star or planet? PD))2/12/15
2/7/15 19:00LamarCOUSASphere10 minutes((HOAX??)) Almost nightly we see this light. It is very big in comparison to even close neighboring yard lights.2/12/15
2/5/15 19:30LovelandCOUSALight5 minutesBright lights multiplying2/12/15
2/5/15 09:30HotchkissCOUSACircle5 minutesIt was there at the time of the picture and then gone by the time I looked up.2/6/15
1/22/15 19:35EnglewoodCOUSAOther3-4 secondsBig blue starlike object in the sky.1/26/15
1/22/15 05:00DenverCOUSAOther1 minuteA gray/white triangular aircraft w/3 cone-shaped rockets on the bottom. They were blue, orange, and red.1/26/15
1/18/15 06:15LyonsCOUSACircle1 minuteA round, bright white, low flying object with a blurred edge hovers over a nearby mountain, darts around and then out of sight.1/26/15
1/18/15 01:30Wheat RidgeCOUSAChanging20+ minutesStrange lights over Denver 01/18/2015.1/26/15
1/16/15 01:00WestminsterCOUSACircleColorful lights in the sky on 1-16-2015…1/26/15
1/11/15 15:35EnglewoodCOUSAOther3 minutesBlue ball with red, orange and yellow glowing brightly from center.1/16/15
1/1/15 19:50DenverCOUSAFireball5 minutesIntelligent burning fireball over University Hills/ Denver, CO.1/7/15
12/31/14 17:34LakewoodCOUSAChevron30 secondsLakewood, CO.1/7/15
12/27/14 19:00Colorado SpringsCOUSACircle2 minutesBright orange object moving across sky1/7/15
12/21/14 22:30DenverCOUSASphere12 minutesUFO over DIA.1/7/15
12/19/14 22:30LakewoodCOUSAFormation5 minutesStrange lights over Lakewood, CO.12/22/14
12/19/14 22:30LakewoodCOUSALight1 minutesOrange-Red lights over the Rocky Mountains-Senn in Lakewood, Colorado.12/22/14
12/15/14 01:20Grand JunctionCOUSASphere3-5 minutesOrange sphere with beams of light emanating from it.12/22/14
12/13/14 21:00ThorntonCOUSATriangle30 seconds((HOAX??)) fast silent low flying objects12/18/14
12/12/14 18:20JulesburgCOUSAFlash5 minutesNever in my life have I seen any aircraft that stays stationary and light up so brilliantly with no sound or movement.12/18/14
12/12/14 10:39Colorado SpringsCOUSAOther2 secondsI once studied architecture and instead became a gent. In the east-northeast of Colorado Springs in the Garden of the Gods area an eve12/18/14
12/11/14 06:40ArvadaCOUSAFireball1 minuteI was on my way to school Thursday morning, around 6AM. As I looked out the windshield, I saw a huge white ball of light with a tail, l12/18/14
12/10/14 19:15FlaglerCOUSALight1 minuteEastern Colorado lights.12/12/14
12/10/14 06:30LongmontCOUSASpherecontinuousPossible drone flying in circles very high altitude, Eastern sky 35 degrees declination.12/12/14
12/9/14 17:15LovelandCOUSACircle15 minutesOrange/Pink orb moving at high rate of speed over Loveland/Fort-Collins heading north to Wyoming.12/12/14
12/8/14 22:01ArvadaCOUSALight10 minutesAmber Light Changes Solid Red.12/12/14
12/7/14 18:22Fort CollinsCOUSALightBright white light.12/12/14
12/2/14 18:30La JuntaCOUSALight10 minutesSeveral bright lights appeared one at a time, and disappeared. 3x different times over about 20-30 miles and 10 minutes as we drove.12/5/14
11/29/14 03:30Colorado SpringsCOUSAUnknown3 minutesRed and green lights over Olympic Training Center.12/5/14
11/28/14 19:50ArvadaCOUSALight20 minutesOrange "orb" up in Lookout Mountain in Golden.12/5/14
11/27/14 18:00Battlement MesaCOUSAFlash2 minutesFlash come and disappeared.12/5/14
11/27/14 17:30Falcon (north of)COUSA1 secondElliptical flash.12/5/14
11/26/14 18:00Colorado SpringsCOUSALight5 minutesI was sitting in my car with my little brother looking into the sky. There were two specks of a yellowish light one flying N, one S.12/5/14
11/26/14 17:00Wheat RidgeCOUSAEgg3:00Glowing red, egg-shaped object standing upright with small end down with white light on small tip. North to south travel.12/5/14
11/25/14 15:00Colorado SoringsCOUSADiamond5 minutesI took thirteen pictures of a UFO, and they are not altered in any way whatsoever.4/3/15
11/23/14 06:20ThorntonCOUSACircle1 minuteLooked like floating balls of fire floating about 1000 ft above the ground moving southeast rather quickly11/26/14
11/19/14 02:00RoxboroughCOUSASphere5 secondsLarge, fast-moving ball of light went to the ground at an angle.12/5/14
11/18/14 23:00DenverCOUSAFlash1 hourOne flashing ball of light and 9 other balls of light in the Denver sky.11/21/14
11/7/14 16:45Grand JunctionCOUSACircle20 minutes((HOAX??)) Round flying giant lights over mesa veiwed from gj and 1 glowing massive ship above the resta legitimate sighting.12/12/14
11/6/14 20:30Wheat RidgeCOUSAOtherHourI was out on my balcony smoking cigarette when I saw a green illuminating light keep flashing at first I thought it was one of those bi11/14/14
11/6/14 11:30LafayetteCOUSAUnknown2 minutesObject in distance darted in straight line, disappeared, showed up in new location and darted in another line, ~10 times11/14/14
11/5/14 08:30Littleton (outside of)COUSACircle2 minutesI saw a whight object moving above my school at very high speeds.11/14/14
11/4/14 00:00DenverCOUSAOval5 minutesI was standing at the top of the parking garage next to Whole Foods on 2nd Ave in Cherry Creek. I was admiring the alpen glow looking.11/6/14
11/4/14 20:45LittletonCOUSAChevron10 secondsLarge "V" shaped craft completely dark. No lights or sounds at all11/6/14
11/1/14 12:00Glenwood SpringsCOUSAOther5 minutes2 large military bomber like aircraft banking between and below mountain ranges, extremely low flight pattern, flying due west.11/6/14
10/31/14 21:24Colorado SpringsCOUSALight20 seconds2 dull lit glowing orange objects.11/6/14
10/31/14 01:00AuroraCOUSADiskMinutes - still therePair of Multi-Colored Discs Seen Twice This Week Over Aurora, CO.11/6/14
10/29/14 21:15NorthglennCOUSATriangle5 secondsTriangular object, grey in color and dim blue lights- one at what appeared to be the leading tip and 3 each, evenly spaced on either si11/6/14
10/27/14 18:00Fort CollinsCOUSADisk20 minutesA flying disk with white lights was clearly spotted through binoculars in the sunset near Rocky Mountain National Park.11/6/14
10/26/14 21:15LakewoodCOUSATriangle5 secondsTraingular shaped object, looked like a giant bird. NO SOUND.11/6/14
10/24/14 22:30DenverCOUSAChevron1 hourV-shaped craft seen over Denver. Also, saw fast gray wispy barrel looking craft moving thru low hanging fog.11/6/14
10/23/14 02:20BoulderCOUSASphereSteady; went back to slee2 huge Sphere-like "tentacle stars" stationary in lower SE and East sky.11/6/14
10/21/14 02:00Colorado SpringsCOUSACircleIn the southeast part of the sky there is a round object. Its blinking red, Blue and,Green. Just north of that there is another just li11/6/14
10/20/14 22:00GoldenCOUSATriangle15 secondsRapidly moving V-shaped black object, I detected no noise from object moving south.11/6/14
10/19/14 01:30Fort CollinsCOUSAOther<5 secondsA friend and I saw a V-Shaped craft fly overhead with incredible speed on CSU campus: Fort Collins, CO.11/6/14
10/18/14 16:30DenverCOUSASphere10 minutesRed shiny sphere above Denver.11/6/14
10/17/14 18:50Colorado Springs/SchrieverCOUSACircleEastSaw 7 big bright lights not moving and the were low to the ground. We were speechless. As we were getting our phones out the disappeare11/6/14
10/16/14 23:50Colorado SpringsCOUSALight1 minute3 lights blinking erratically then synchronized.11/6/14
10/14/14 23:30DenverCOUSAFireball3 minutesVery huge lights flying by really slow huge across the sky; not flying in formation; seem to switch positions.11/6/14
10/14/14 21:19LittletonCOUSAChevron5 secondsLarge, silent V-shaped object traveling North to South11/6/14
10/14/14 18:00DenverCOUSACircle20 minutesDenver, CO, on a late afternoon clear sky, 5 orbs appeared in the sky, some showing a streak of light before going back to orb shape.11/6/14
10/14/14 11:18Fort CollinsCOUSAOther8 secondsStarted as one ball of light. Quickly moved and then the one ball turned into 3. The 3 seemed to turn into 15 or 18. Maneuvered.11/6/14
10/14/14 02:35ParkerCOUSAFormation30 seconds5 almost clear or translucent jets that didn't make noise being chased by one F-16 or military type solid jet.11/6/14
10/12/14 23:00BoulderCOUSAChevron10 secondsSeven blue square lights seen moving in a chevron formation over Boulder, CO11/26/14
10/11/14 18:26Colorado SpringsCOUSAChanging7 minutesWhite light in the sky, rising, getting brighter, then white orbs, then red light rising from cloud.12/5/14
10/7/14 17:00LeadvilleCOUSADisk30 minutesUFO.10/10/14
10/5/14 13:00LongmontCOUSACircle10 minutesLongmont, Co. 5 Mins. 3 white circles changing positions from V formation to straight line as they moved across the sky10/10/14
10/4/14 22:47Colorado SpringsCOUSATriangle5 secondstight v with dull white lights.10/10/14
10/4/14 22:08Colorado SpringsCOUSAOther10 secondsFiery bird like, flapping reddish yellow and white light.10/10/14
10/4/14 13:00BreckenridgeCOUSACircle2+ hoursReports this past week in UT and CO are Google Loon balloons.10/10/14
10/4/14 00:40DenverCOUSATriangle1:30V shaped craft with 5 thick red luminescent crosses, very fast, smooth, with zero noise emission.10/10/14
10/3/14 13:00Wellington LakeCOUSALight>45 minutes3 bright lights, stationary for at least 45 mins, evenly spaced in the afternoon sun.10/10/14
10/3/14 09:30BreckenridgeCOUSACircle2 hoursThree objects in stationary triangular formation over Breckenridge, CO area.10/3/14
10/3/14 07:00AlmaCOUSATriangle4 hoursMassive triangle over NORAD for 4 hrs today!10/10/14
10/2/14 19:15ErieCOUSALight3 secondsSpace debris or something else falling straight down nearby like a burning ember.10/10/14
10/1/14 20:00FrederickCOUSAOther15-20 secondsMis-shapen, slow moving Colorado Object.10/10/14
9/28/14 02:30DrakeCOUSACircle3 minutesWE were star gzing when we saw to star like shape ojects move through the sky then dissapear.10/3/14
9/27/14 22:00DenverCOUSATriangle30 secondsIt appeared first as a series of stars that did not twinkle and moved along the skyline until disappearing. The star like collection sh10/3/14
9/26/14 01:30CortezCOUSACone2 hoursStationary cone-shaped object with light on top and bottom hovering over Mesa Verde10/3/14
9/25/14 19:05Colorado SpringsCOUSAEggsouthIt was red and didn't move. After 10 min., it disappeared. First sighting it looked silver10/3/14
9/25/14 19:00PuebloCOUSATriangle20Pueblo UFO on 25Sep14 was a weather balloon.10/10/14
9/25/14 19:00PuebloCOUSASphere5 minutesThere was a UFO to the south about 2/5 of the way in the sky, the object was glowing orangish reddish. There were at least 7 people saw10/3/14
9/25/14 19:00BerthoudCOUSATriangle1 minuteHUGE red and golden triangle object-later photographed & witnessed by a third-party in Salida, CO6/5/15
9/24/14 19:15DenverCOUSAUnknown5 minutesSmall craft with red and green lights moving erratically.10/3/14
9/23/14 08:00GilcrestCOUSAFormation1 hourThree bright lights of varying sizes, flying in circles while in a triangle formation, cows, radio and lights affected.10/5/17
9/21/14 10:34Longmont (north of; on I-25)COUSAFormation1-2 minutesUFO with visible cloaking device in Northern Longmont, Colorado.9/25/14
9/19/14 21:30DenverCOUSADisk>5 minutesAt the Rockies game during the fireworks a lot of people were looking away from the fireworks and noticed an object with 3 lights. 2 re9/25/14
9/18/14 22:30LittletonCOUSACircle10 secondsDriving to the Shell gas station on coalmine and pierce, a fast-moving ball of light was spotted by myself and the second witness in my9/25/14
9/18/14 14:30DenverCOUSACylinder5-10 secondsA short cylinder with slightly domed top, headed North West, disappeared not due to speeding off, but literally vanished.9/18/14
9/18/14 02:00LakewoodCOUSALight:45Light seen in sky over Lakewood area.9/25/14
9/16/14 20:40Colorado SpringsCOUSALight4 minutesLow flying, bright lights that changed from white, red, blue and green.9/18/14
9/16/14 10:45FlorissantCOUSAOvalnot sureOval dark object next to blackhawk helicopters. ((NUFORC Note: Possibly a bird in flight. PD))9/18/14
9/15/14 06:45VailCOUSASphere90 minutesBright object seen over Vail for 90 minutes. ((NUFORC Note: We suspect the witness observed the balloon over NM. PD))9/25/14
9/14/14 12:30BoulderCOUSALight15 minutesSaw a bright, star-light like one finger's length away from noonday sun in Boulder, clear skies.9/25/14
9/13/14 20:45Grand JunctionCOUSASphere3-5 minutesCluster of UFO's seen over Grand Junction, CO.9/18/14
9/13/14 19:46IgnacioCOUSAFireball8 minutesOrange-reddish glowing fireball seen in Southern sky.9/18/14
9/6/14 22:30Ken CarylCOUSACircle60 secondsRed orb seen in Ken Caryl County @ 22:30, hovering in the north sky, then moving quickly to the North and vanished.9/10/14
9/3/14 21:15Pueblo/El Paso CountiesCOUSALight09Lights floating above ground from Pueblo County, Colorado9/10/14
9/3/14 20:00GreeleyCOUSALight<5 secondsLarge, fast moving green light disappears abruptly.9/10/14
9/2/14 22:35Heart Lake (in the Flat Tops)COUSALight~2 minutesBright light seen in remote area of CO blinked off. ((NUFORC Note: Report submitted by MUFON Field Investigator. PD))10/3/14
9/2/14 22:35Fort CollinsCOUSATeardrop1 minuteSuper fast teardrop shape with tail moving south to north with no sound at all. ((NUFORC Note: Space debris re-entry. PD))9/5/14
9/2/14 21:30LeadvilleCOUSACircle10 secondsWe were camping near Mt. Massive near Leadville, CO. Bright orange/amber orb appeared from the southwest, traveling towards the north.9/10/14
9/1/14 05:00SilvertonCOUSAOther~20 minutesSilent, stationary (maybe) object; open V shape, tube-like arms/wings of pulsating light.9/5/14
8/25/14 13:00GunnisonCOUSAOther5 minutesA Jet with smaller aircraft attached to both wings and tail. I do NOT believe it was a refueling craft.8/29/14
8/24/14 20:30AntonitoCOUSASphere5 minutesOddly moving orb near Platoro Lake.8/29/14
8/23/14 01:00PuebloCOUSAFireball3 minutesThree large fireballs hover in place just north of Pueblo, CO8/29/14
8/22/14 21:30Colorado SpringsCOUSALight45 secondsObject stopped then flashed a bright blue light and went north at a very high speed.8/29/14
8/22/14 02:45La JuntaCOUSAOther15 minutesMy dog woke me up I went to let him out but he was acting strange I was hearing a loud static sound and voices with screams and looked3/29/18
8/21/14 00:30FalconCOUSAOther3 hoursLoud house shaking booms.8/22/14
8/18/14 22:00ArvadaCOUSAOval30 minutesMysterious lights moving back/forth and up/down in the treeline.8/22/14
8/16/14 21:23Highlands RanchCOUSAChanging15 minutesOrange orb splits into four colors and moves together in the sky in various directions.8/22/14
8/16/14 20:00GreeleyCOUSACircle308 orange balls of light8/22/14
8/16/14 17:30Great Sand Dunes National ParkCOUSACircle1 minuteA white ball floating in the sky in southern Colorado.11/26/14
8/16/14 02:00HanoverCOUSAUnknown5 secondsHuge single flash that lit the darkness like it was day time.8/22/14
8/15/14 22:45GreeleyCOUSATriangle10This was like nothing I have seen before8/22/14
8/15/14 09:05LittletonCOUSASphere75 minutesBright white object in the sky above Littleton, Colorado, around 0905, 15 August 2014.8/22/14
8/14/14 22:50Wolcott (near)COUSALight30 minutesFour lighted objects seen near Wolcott, CO, Eagle County. ((NUFORC Note: Report submitted by MUFON/CO. PD))9/25/14
8/11/14 00:30Highlands RanchCOUSAUnknown30-40 minutesExtreme radio interference and no cell phone service available.8/15/14
8/6/14 20:40Colorado SpringsCOUSASphere5 minutesLooked like a star, but wasn't.8/8/14
8/3/14 14:30Castle RockCOUSACircle4-5 minutesSix objects in the sky in Castle Rock, CO.8/8/14
8/2/14 23:34SuperiorCOUSACircle4 minutesBright red ball of light appeared in the sky, traveled for a bit, then jetted upward and disappeared.8/8/14
8/2/14 22:45DenverCOUSAOval60 secondsTwo bright orange orbs in Northwest Denver synchronized, traveling northeasterly above tree line, then disappeared.8/8/14
8/2/14 22:00NorthglennCOUSALight4 minutesWhite light, no sound stopped and changed direction. brighter then stars it passed.8/8/14
7/31/14 22:45LovelandCOUSAUnknown5 seconds((HOAX??)) Craft with four white lights.8/8/14
7/22/14 23:59AuroraCOUSASphere1 secondBlack orb flying incredibly low and fast at night in South East Aurora, CO, on July 22, 2014.8/1/14
7/22/14 23:35LouisvilleCOUSAFlashFlashSingle flash of light, point light source, very bright, like a wink, straight overhead.7/26/14
7/22/14 01:30LarkspurCOUSAOther5 secondsLoud noise and object.7/26/14
7/21/14 22:30Westminster 104thCOUSALight2 minutesHelicopter closely following a circular white orb7/26/14
7/21/14 21:35AuroraCOUSADisk3 minutesQuiet octagon craft flying at low altitude over Aurora.7/26/14
7/20/14 03:00Grand JunctionCOUSALight~6 minutesSlow-moving orb of light over Grand Junction.9/18/14
7/18/14 22:00Glenwood SpringsCOUSATriangle1 minuteW/ 2 friends, saw something which looked like a satellite, then 2 more appeared right behind and formed a triangular shape.7/20/14
7/15/14 21:45DenverCOUSAUnknown20 minutesAt least 50 solid white lights traveling maybe more.7/20/14
7/15/14 21:45DenverCOUSALight15 minutes15-25 light orbs over southwestern Denver.7/20/14
7/5/14 23:00Pueblo WestCOUSALight10-20 minutes10-15 very bright lights, stationary and some moving very slowly, up, down, right and left.7/11/14
7/4/14 23:30Boulder/LafayetteCOUSAFormation5-10 minutesFormation of 4. Greenish white; Flying "V" & pyramid shape displayed.7/5/14
7/4/14 22:30AuroraCOUSAFormation10 minutesWhite dots over Aurora.7/5/14
7/4/14 22:00ArvadaCOUSAOval3 minutesDuring 4th of July event, we saw four orange lights moving very slow and smoothly in the sky appearing and disappearing one at a time.7/5/14
7/4/14 22:00DenverCOUSADiskNot sureI caught a picture of a disc!!!7/20/14
7/4/14 21:45GoldenCOUSAUnknown~1 minuteHovering lights seen in the sky from the top of Ancient Palms trail.7/5/14
7/4/14 21:43LakewoodCOUSAFormation5+ minutesTwo groups of UFO's over the Denver metro during 4th of July fireworks.7/5/14
7/4/14 21:40EnglewoodCOUSAUnknownUnknownFour bright orange lights dancing in sky after cherry hills country club fireworks.7/5/14
7/4/14 21:30DenverCOUSASphere2 minutes3 to 4 orange lights moving in a weaving formation caught on video.7/5/14
7/4/14 21:30WestminsterCOUSAFormation30 seconds4 light orbs moving in a snake like formation southwards and aligned north/south.7/5/14
7/4/14 21:00DenverCOUSALight2 minutes5 fast moving lights seen over Denver.7/5/14
7/4/14 09:20ArvadaCOUSACircle7 minutes5 dancing orbs that disappeared.7/5/14
7/1/14 21:45CentennialCOUSALight20+ minutes5 Orange lights seen on multiple occasions, west of our direction.7/4/14
6/30/14 00:34Colorado SpringsCOUSAOther20 minutesflashing light (s) high up between NORAD and Pike's Peak7/4/14
6/29/14 08:00ThorntonCOUSAUnknownAlmost darkFlying humanoid7/4/14
6/28/14 22:27DoloresCOUSALight2-3 minutesBright yellowish orange object moving south to east.7/4/14
6/28/14 21:30Highlands RanchCOUSASphere10.00Star-like object moving around the sky.7/4/14
6/20/14 16:25Estes ParkCOUSAOval25 secondsObject dropped out of a cloud, remained stationary for 15 seconds, moved west, then in an instant was gone.6/24/14
6/19/14 23:06LakewoodCOUSAUnknown45 secondsUFO emitting bright blue and white light traveling East to West right over the overpass (10 ft) on Garrison at a fast pace (<15 s)6/20/14
6/19/14 21:20DenverCOUSAOval5 minutesRound, fierey red, stationary object in the sky.6/24/14
6/19/14 21:20DenverCOUSADisk3 minutesRed round object with naked eye, disk shape with flames through scope in southwest sky6/24/14
6/16/14 10:00Colorado SpringsCOUSAFormation10 minutesOne large object followed by several silver lights in no particular order. The lights were following the larger object6/20/14
6/16/14 09:45Colorado SpringsCOUSAEgg15 minutesLarge gray object and 20 little ones floating in the sky. ((NUFORC Note: Photos shows gray, blurry, indistinct object. PD))7/20/14
6/14/14 20:30DenverCOUSALight3-4 minutesBright light hovering at DIA.6/24/14
6/14/14 00:30LongmontCOUSAOval45 secondsLight disappeared.6/20/14
6/5/14 22:30AuroraCOUSAFireball15 minutes5 Bright lights seen.6/6/14
6/5/14 20:30Denver (unicorporated area)COUSACigar12 minutesDuring the mid-evening of Thursday, June 5th, 2014, myself, two other adults and three children simultaneously witnessed the following.6/13/14
6/5/14 09:45MorrisonCOUSACircle5 minutesAn illuminated orb went over my house flying relatively low. It was moving slow from west to east and was completely silent.6/13/14
5/29/14 23:15DenverCOUSALight15 minutesSmall light changed direction and speed, then stopped and became dim as if moving higher out of sight.6/4/14
5/28/14 15:15WindsorCOUSARectangle30 secondsRectangular silver object at the town pool.6/4/14
5/27/14 18:51Colorado SpringsCOUSAFireballpicture takenI took a picture of a storm, I zoomed in and saw a double fireball shaped object, I wanted to report this because I don't know what it6/13/14
5/19/14 10:34SalidaCOUSASphere15 minutesThere were 4 circular metal objects in the sky they look like aluminum color and looked like if they were playing in the sky like chasi6/4/14
5/7/14 22:00GreeleyCOUSARectangle5 minutesLarge rectangular craft performing unknown maneuvers, then suddenly disappearing.6/13/14
5/5/14 17:15BoulderCOUSAOther20 secondsFour bright symmetrical horizontal lights on a craft in sky near dusk, banked left, lights dimmed and then they vanished11/14/14
5/2/14 10:30Colorado SpringsCOUSAOther10 seconds((NUFORC Note: No information provided by witness. PD))5/8/14
5/1/14 21:35EatonCOUSA10 secondsLarge boomerang shaped light blue craft.5/2/14
4/25/14 21:00RifleCOUSASphere1-5 minutesWeek long event so far dont know what they are but not from here.5/2/14
4/22/14 21:30CraigCOUSALight6 secondsTwo craft moving in circular motion around each other. One craft disapered. The other stoped and dimmed (still brighter than stars).4/24/14
4/20/14 14:00DenverCOUSASphere4+ minutesWhite spheres.4/24/14
4/15/14 01:15DenverCOUSAChevron10 secondsA boomerang-shaped black object flys overhead during an eclipse in Denver.4/18/14
4/15/14 01:15Fort CollinsCOUSAFormation5 secondsMoving Triangular light pattern.4/18/14
4/15/14 01:05DenverCOUSACircle20 seconds((HOAX??)) Squadron of enormous UFOs seen over denver at moment of full lunar eclipse.4/18/14
4/8/14 09:40Colorado SpringsCOUSAOvalGreen LightSilent Green Explosion Lights Up Colorado Springs4/11/14
4/8/14 01:00AuroraCOUSALighthoursI thought it was stars but theses were moving sideways. ((NUFORC Note: Possible sighting of stars?? PD))4/11/14
4/2/14 01:00Colorado SpringsCOUSALight1:30Bright light above my house.4/11/14
4/1/14 12:00Colorado SpringsCOUSAOval1 hourVery bright round light moving low in the sky4/11/14
3/28/14 20:20FruitaCOUSAUnknown~10Rapidly flashing green light in the west, moving steadily towards the northwest and gaining altitude4/4/14
3/25/14 02:40Fort CollinsCOUSAFireball3 minutesDark orange fireball shape seen in Fort Collins Colorado.3/27/14
3/24/14 19:47MontroseCOUSAOval4 secondsRound, peach-colored object heading wsw.3/27/14
3/23/14 16:00GunnisonCOUSASphere1 hourA white sphere shaped object over Blue Mesa Reservoir moving North to South.3/27/14
3/19/14 00:40AuroraCOUSAFireball10 minutesAmber Orb hovering over the skies in Aurora Colorado.4/4/14
3/15/14 20:15LittletonCOUSAFormation5-10 minutesGlowing orange spheres in a "V" pattern in sky southwest of Littleton, moving eastward.6/4/14
3/11/14 06:35BoulderCOUSAOther2 minutesLoud Noise Along with UFO flashing lights aircraft.3/18/14
3/9/14 22:00CentennialCOUSALight3 hoursStrange lights seen by 5 witnesses dipping lower, rising, changing color, and playing "tag" several nights in a row.3/18/14
2/27/14 01:00MonumentCOUSASphere3-5 minutesRed orbs flying over Monument, Colorado.3/18/14
2/23/14 18:05ParkerCOUSASphere1 secondDriving down the road (heading north at 39.564284 - -104.803112), I saw a white and dark teal colored light flying above me.2/27/14
2/21/14 21:00Castle RockCOUSALight20 secondsStar-like flaming sphere appeared brightly then, shortly later dispersed.2/27/14
2/20/14 18:30FountainCOUSACircle30 secondsDark circular object surrounded by fiery, reddish color.2/21/14
2/15/14 18:14ArvadaCOUSATriangle2 minutesRed Orbs.2/21/14
2/14/14 21:30LovelandCOUSAUnknown1 minuteHovering aircraft 3 bright white lights.2/21/14
2/14/14 19:00PuebloCOUSAFireball5 minutes8 orange, bright lights seen in Pueblo, Colorado, skies.2/21/14
2/13/14 12:00Colorado SpringsCOUSASphere20-30 secondsClear spheres (50+) with something silver inside moving quickly in a group.2/21/14
2/4/14 09:45DenverCOUSAOval60 secondsBlack oval shaped object moving slow with no change in elevation. Snowy conditions and low clouds, but object was well below clouds.2/7/14
2/2/14 02:00AuroraCOUSAUnknownPossibly visited by aliens.2/21/14
2/2/14 00:23LongmontCOUSACircle40 minutes5 UFO's in Longmont2/6/15
1/29/14 18:17LongmontCOUSADisksecondsFleet of disc shaped objects discovered in photograph taken in Longmont CO.2/7/14
1/25/14 02:30CentennialCOUSATriangle30+ minutes3 residents of Centennial Colorado massive UFO due west of Centennal hoving bright multi color lights howing for over 30 minute plus.1/30/14
1/24/14 21:40Highlands RanchCOUSAFireball5 minutesFire orange orbs.1/30/14
1/19/14 19:00VailCOUSAFlash4-5 secondsWhite flash came out of complete darkness in between a cluster of stars.1/24/14
1/18/14 03:10DenverCOUSALight2 minutesGreen light moving erratically over Stapleton at 3 am.1/24/14
1/17/14 18:00BroomfieldCOUSAOther10 minutesThree strange lights in triangular formation, one brighter than any aircraft I have ever seen; one passed overhead.3/18/14
1/17/14 08:30Grand junctionCOUSALight30 minutesFour red lights slowly moving, high above.1/24/14
1/16/14 18:00Canon CityCOUSASphere20 secondsBright, round object flashed brilliant white before climbing at a high rate of speed.1/24/14
1/13/14 18:00Henderson/Thronton/BrightonCOUSAFireball25 minutesThese lights were not normal aircraft.1/16/14
1/11/14 19:30PuebloCOUSASphere30 minutesGold or orange sphere's appeared over Pueblo.1/16/14
1/11/14 16:50La JuntaCOUSAOval2 minutesTook picture of sunset, and noticed a green/red oval object in the clouds.1/16/14
1/10/14 06:30Coal CreekCOUSASphere20 minutesLarge, yellowish white reflective sphere with no lights, no sound, no exhaust trail.1/10/14
1/1/14 00:05Colorado SpringsCOUSAFormation2 minutesCluster of "stars" move after being at a stand still.1/10/14
1/1/14 00:00Colorado SpringsCOUSA12 minutesThe stars were alive.1/10/14
12/31/13 20:20DenverCOUSALight30 minutesBright white orbs or points of light in cloud.1/10/14
12/30/13 18:45Highlands RanchCOUSACircleongoingRed, white and blue flashing lights in the Eastern sky. ((NUFORC Note: Possibly Sirius?? PD))1/10/14
12/30/13 01:00Grand JunctionCOUSAUnknown30 minutesBright orange glow illuminating south Douglas Pass north of grand Junction, CO.1/10/14
12/29/13 19:15GreeleyCOUSACircle3 minutesWhile driving west on highway 34 business at about 65 Ave., we saw two identical lights flying together. They crossed our path in fro1/10/14
12/27/13 18:15WellingtonCOUSAChanging25 minutesUnusual moving lights over the Fort Collins area.1/10/14
12/26/13 18:00MonumentCOUSAFireball12-13 minutesFireball-like objects over Monument, Colorado.1/10/14
12/25/13 19:15LovelandCOUSAOval10 minutesOrange lights in the sky over Loveland, CO.1/10/14
12/25/13 18:00Colorado SpringsCOUSATriangle2:00 minutesI saw 3 red or orange sphere shaped lights aligned in a triangle like shape there were very low so I knew it wasn't a airplane and it w1/10/14
12/24/13 17:30DenverCOUSAOther155 Orange Orbs lift off in north Colorado.1/10/14
12/14/13 18:00SterlingCOUSARectangle10-15 secondsBright flashing red light moving north easterly..12/23/13
12/13/13 20:00LongmontCOUSAFireball1 minuteCrazy fireballs zigzagging in the sky like they were being controlled12/23/13
12/13/13 19:59LongmontCOUSAFireball5 minutesViewing from Longmont CO near 21st and Hover. In the east/south sky I noticed objects that appeared as fireballs seeming to interact wi2/21/14
12/13/13 19:31LongmontCOUSAFireball1 minute3 Fireballs with a spark-like tail moving in a serpentine pattern with light fading on and off.12/23/13
12/13/13 18:30LakewoodCOUSALight10 minutes4 lights spotted in Lakewood Colorado on Kipling.12/23/13
12/12/13 18:25HendersonCOUSASphere4 minutesBright lights in triangle formation stationary in the sky12/23/13
12/12/13 18:15LakewoodCOUSARectangle20 minutesFour lights viewed from Lakewood, CO.2/14/14
12/12/13 18:00DenverCOUSASphere3 minutes4 lights over Denver. 2 turned into 4. As they dropped from the first 2, very bright flare trails seen ascending.12/23/13
12/12/13DenverCOUSASphere3 minutesI'm not sure what I saw 4-5 lights fell from the sky over Denver it looked like shooting stars but they changed direction they went da12/23/13
12/9/13 06:16ThorntonCOUSACircle3 minutesWas driving home from a friends house. seen 4 lights in the sky that were flying west in a flashing red, and orange.. they disappeared12/12/13
12/1/13 20:00PuebloCOUSAOther5 secondsWas looking towards the east waiting for our dogs to come n. My fiance and I observed a cloudy shape moving from west to east, material12/2/13
11/27/13 18:00PuebloCOUSATriangle50 secondsBright Pink Stealth shaped ufo in CO12/2/13
11/26/13 18:30Fort CollinsCOUSADisk1.5 hoursUFO west of Fort Collins, Colorado, November 26 2013. ((NUFORC Note: Sighting of Venus in SW sky. PD))12/2/13
11/17/13 19:30DenverCOUSALight1 minutes3 falling fireworks streams changing into 3 bright hovering lights.11/20/13
11/17/13 18:30WestminsterCOUSAFireball30 secondsBoomerang shaped fireballs descended from the sky in Colorado11/20/13
11/17/13 18:16ArvadaCOUSALight5 minutesSaw what looked like 2 gold flares over SE sky. Turned into 5 lights, stayed stationary then one by one the disappeared. Then saw mult11/20/13
11/15/13 16:00WestminsterCOUSAOval30 secondsColorado UFO or Drone11/20/13
11/12/13 16:00FlorissantCOUSATriangle3 minutesOpen triangle shape, spherical corners, no lights,emitting a short, thick grey 'exhaust' trail while slow moving across daylight sky.1/16/14
11/12/13 05:15LittletonCOUSACylinder4 minutesNon-flashing bright object moving from the SW to the NE over the Denver Skyline at 5:15 am11/20/13
11/10/13 17:00Grand JunctionCOUSACircle35 minutesI stepped out to have some Colorado tobacco and faceing east towards the grandmesa I looked up and saw the orange glow of the sunset re11/20/13
11/7/13 21:47LongmontCOUSASphere5-10 secondsTriangle pattern formed by three separate objects emitting light, adjusted formation and readjusted.11/20/13
11/3/13 20:10Littleton (Roxborough)COUSAChevron7 secondsGlowing gold specks in an arch shape moving quickly, silently across sky.11/11/13
11/2/13 19:00PeytonCOUSALight2+ hoursVery bright silent light in night sky.11/11/13
10/31/13 19:00LittletonCOUSASphere15Object falling from sky.11/11/13
10/26/13 07:55LongmontCOUSATriangle2.5 minuteswe were relaxing in our hot tub and whitnesed a boomarang shaped object that seemed to be camo. looked like a cloud fly by after about11/11/13
10/26/13 07:00BrightonCOUSAFormation4 minutes3 lights in triangle formation move north11/11/13
10/25/13 08:15WellingtonCOUSAUnknown45+ minutesRed, white and blue flashing lights in the Northern sky above Wellington, Colorado.11/11/13
10/23/13 19:15Colorado SpringsCOUSAOther5 secondsBig Brown Bird in night sky like a huge V no wing movement.11/11/13
10/22/13 05:45LongmontCOUSACircle1 minutesLittle red circle moving in an out of air streak.10/23/13
10/20/13 08:15Manitou SpringsCOUSACircle1 minute3ft round silver ball hovering down street and moving in seemingly precise path.10/23/13
10/18/13 23:00Dinosaur ColoradoCOUSAChanging4 hoursLight coming down to the ground (Gold) Lights going east and west Craft able to move horizontal Vertical and from a split second GONE.10/23/13
10/12/13 22:00Grand Junction (east of; on I-70)COUSALight15 secondsOct 12, 2013, I saw 3 orbs in sky east of grand junction on I/70 moving in fasted up and down side to side formations. .12/23/13
10/12/13 22:00Aspen (~2 hrs. W of; driving)COUSAFormation15-30 seconds3 orbs in sky remote Colorado oct 12 2013 moving in up and down to side to side plus sign formations .12/23/13
10/9/13 14:00LittletonCOUSAOval>15 minutesSilver object in Littleton, CO sky moving southeast to northwest. SIgnificantly above airline paths.10/14/13
10/8/13 00:34BoulderCOUSATriangle5 secondsV shaped flying wing with lights in the whole shape of the wing like apartment lights or living area lights11/11/13
10/7/13 20:21DenverCOUSACircle2 secondsBlue/sphere of light.10/14/13
10/6/13 21:00Steamboat SpringsCOUSARectangle3 minutesGreen and red craft that dropped a smaller white light.10/14/13
10/6/13 20:00LongmontCOUSALight3 secondsStreak of light.10/14/13
10/5/13 23:00Colorado SpringsCOUSALightskySeen blue lights in clouds.10/14/13
10/5/13 05:45LongmontCOUSACircle3 secondsWhite object traveling very fast NW to SE.10/23/13
10/1/13 18:30BoulderCOUSALight3-4 minutesThree long white crescent shaped moving lights moving in a half circle.10/3/13
10/1/13 09:00Boulder/NiwotCOUSADisk5 minutesMetallic object floating above Boulder.10/3/13
10/1/13 03:00Colorado SpringsCOUSATriangle90 minutesRed, blue, white and green high in sky; didn't move.10/3/13
9/29/13 21:00ComoCOUSAChangingHoursFlickering red, white, green and blue lights over Como Colorado9/30/13
9/29/13 18:30Gunnison areaCOUSACircle35-45 minutesHeaded west on Highway 50. About 16 miles east of Gunnison CO saw large circular white light to the S, headed W at about 60 mph.9/30/13
9/28/13 15:30GeorgetownCOUSATriangleCaptured in photograph in sky between mountains on Georgetown Loop Train Ride 3 circles in triangle formation with bright centers10/14/13
9/26/13 20:20Denver/AuroraCOUSAUnknown15 secondsStar-like lights moved together over Air Force base in a V formation, then suddenly began to separate and then just go dark.9/30/13
9/23/13 20:50DenverCOUSASphere5 minutes3 orange spheres.9/30/13
9/23/13 20:45DenverCOUSAFireball10 minutesLight objects appearing over North Denver in a triangle formation.9/30/13
9/23/13 20:13LakewoodCOUSAOther20 secondsObserver 1 was outside and saw three oval shaped lights going in a diagonal circle. One of the lighted ovals disappeared and then came9/30/13
9/23/13 17:30DenverCOUSATriangle3 minutesTriangular shaped object with a large round light on what appears to be the bottom.9/30/13
9/13/13 23:00BoulderCOUSACigar1+ hourSteady, long streak of green light emanating waves and modulations of light ,fading and brightening for over one hour under and thru t9/30/13
9/13/13 22:00BoulderCOUSAChanging5 hoursSeptember, Friday the 13 Left Hand Canyon hundreds of crafts and beings in the sky and on the ground11/20/13
9/7/13 02:35PlacervilleCOUSAFireball15 secondsPurplish-green object near Telluride, Colorado in early morning hours.9/30/13
9/5/13 11:30DenverCOUSADisk2 secondsUfo shoofing thru the sky during a national broadcadt. (NFL) 9/5/13.9/9/13
8/23/13 20:30JohnstownCOUSACircle10 seconds3 white circle objects.8/30/13
8/23/13 20:30JohnstownCOUSALight5 secondsBrilliant flashing light giving off a star affect traveling at an incredable rate of speed, from north to south8/30/13
8/16/13 22:00ParkerCOUSALight02:00Bright orange light seen moving slowly in sky then disappears!8/30/13
8/16/13 21:00LarkspurCOUSADisk15 minutesOrange saucer like object bobbing in night sky, running lights all around perimeter.8/30/13
8/15/13 00:50Colorado SpringsCOUSAFormation5 minutesBright orange objects floating near NORAD.8/30/13
8/12/13 09:00Colorado SpringCOUSALightWe thought it was a star for the past ten minutes then start descending slp Owly and then it took a right turn and it hovered over the8/30/13
8/12/13 01:00ThorntonCOUSALight5+ hoursMore than 10 lights moving at supersonic speeds, blinking, erratic changes of direction, almost fluid like motion with bursts of speed.8/30/13
8/11/13 23:24CedaredgeCOUSA10 secondsBright white light, faster than a satellite and much slower than a meteor, which faded and disappeared.8/30/13
8/11/13 14:00BoulderCOUSATriangle4.00Triangle, Slow, Blue, Long, Tubular shape objects stuck out of the back.1/30/15
8/4/13 22:30BoulderCOUSASphere2 minutesErratically moving, reddish glowing sphere seen from West Boulder to the North East8/30/13
7/29/13 02:00DenverCOUSASphere1.5 hoursTransparent red balloon/bubble thing with lights. Had intelligence8/30/13
7/25/13 20:10Grand LakeCOUSACigar1 minuteI am a farmer from Northeast Missouri. While on vacation in Grand Lake, Colorado I was standing outside talking with two construction w8/30/13
7/24/13 23:00LakewoodCOUSALight~1 hourOrb of light slowly drifting across the sky, then it speeds away.1/10/14
7/24/13 09:23LongmontCOUSAChanging20 minutesThree flying objects in perfect triangular formations appearing and disappearing.8/30/13
7/20/13 15:30Colorado SpringsCOUSASphere20 secondsFour white spheres cruising through the sky over Colorado Springs, Co. on 20July 2013.7/4/14
7/17/13 04:05WestminsterCOUSACircle00:04:00Observed three star like objects move at supersonic speeds, one made a u-turn and (N - S) then S - NEN!7/22/13
7/4/13 23:00Broomfiled- Standley LakeCOUSACircle5 minutesLights over Standley Lake during fireworks.7/14/13
7/4/13 22:40DenverCOUSALight5 minuteslights splitting into multiple orbs7/5/13
7/4/13 21:45WestminsterCOUSAUnknown4 minutes4 lights moving into each other then out again and circling.7/5/13
7/4/13 21:40AuroraCOUSACircle3 minutes4th of July 2013 at 9:40pm Aurora, Co. 3 orange circles during firework seen by 4 people duration about 5 minutes7/5/13
7/4/13 21:40WestminsterCOUSAFireball2.5 minutesAfter watching the fireworks display on 104th in Westminster,CO my wife and I were intrigued at 4 other brightly lit objects steadily h7/5/13
7/4/13 21:40GoldenCOUSAFormation~5 minutesAdvanced light patterns turning in sharp angles and moving at high speeds in a fluid manner that no known human aircraft could handle.7/14/13
7/4/13 21:30BroomfieldCOUSAChanging5-10 minutesWe were observing the fireworks from my roof. There were 3 adults there and we looked over toward Northglenn from Broomfield and then7/14/13
7/4/13 21:30Castle PinesCOUSATriangle20 minutes3 bright white lights in triangular shape seen over Denver7/5/13
7/4/13 21:00DenverCOUSALight~5 minutesTriangular light formation over Denver on the 4th.7/14/13
7/4/13Commerce CityCOUSATriangleTriangle shape,,,changing colors,,,then broke into 3 orbs.7/22/13
7/2/13 22:15ParachuteCOUSASphere3 minutesSphere shaped half moon object gliding across the sky.7/3/13
6/28/13 22:30LittletonCOUSACircle45 minutes5 circular rotating lights in clouds over Littleton Colorado during storms7/3/13
6/28/13 22:20LakewoodCOUSAUnknownunknown3 bright white lights in the sky over Lakewood 80228.7/3/13
6/27/13 22:30EvergreenCOUSATriangle3-5 minutesTriangle shape of lights, traveling at a fast speed toward lighting storm.7/3/13
6/27/13 11:00LongmontCOUSAChanging10 minutes7 bright, white round UFOs seen over Longmont, CO on 6/27/137/3/13
6/23/13 22:55Colorado SpringsCOUSALight3 minutesSlowly and evenly pulsing light that alternated between invisible and extremely bright as it travelled North.7/3/13
6/17/13 19:00MeekerCOUSAEgg10 minutesMeeker, Colorado, Football Shaped UFO on Video.2/27/14
6/16/13 13:00Highlands RanchCOUSAOval5 minutesBlack oval or football shaped object seen very high in southwestern sky Father's Day afternoon7/3/13
6/13/13 01:40AuroraCOUSALight1 minuteLights hovering in night sky, early morning. ((anonymous report))6/20/19
6/11/13 22:15Colorado SpringsCOUSAUnknown3 secondsFast moving ufo with orange and white circles.7/3/13
6/9/13 00:35GreeleyCOUSACircle3-5 secondsI saw a blue fire ball coming down to earth from the west.7/3/13
6/6/13 04:27Commerce cityCOUSAFireball2 minutesObserved moving object in sky traveling east changing course to northeast upon changing course excellerated speed and changed back to e7/3/13
6/3/13 22:30SalidaCOUSAOval15 secondsOrange oval object rapidly moving from north to south until it faded from view.7/3/13
6/1/13 14:00DenverCOUSASphere5 minutesSaw flying spheres .7/3/13
5/27/13 21:02Castle RockCOUSAFireball2 minutesBright orange light that changes speed then flickered out like a candle6/2/13
5/26/13 21:44GoldenCOUSACircle5 minutesA bright light dropped out of the bucket of the Big Dipper. It went from the South to the North then disappeared.7/3/13
5/23/13 03:30Canon CityCOUSAChevron15 minutesA MYSTERIOUS, UNIQUE SIGHTING OF THREE ALIENS IN BROAD DAYLIGHT.7/3/13
5/22/13 12:00PittsburgCOUSADisk15 secondsI was opening my window, to let air in, and I noticed it in the sky, by the time I glanced a second time, it was GONE.6/2/13
5/17/13 21:51Colorado SpringsCOUSAFireball20 secondsorb/fireball ufo seen white/yellow sparkling light silent6/2/13
5/16/13 16:35Highlands RanchCOUSAUnknown5-10 minutesFloating high-altitude searchlight southeast of Denver, 5/16/20136/2/13
5/15/13 15:30DenverCOUSACircle1 minuteSilver circle with black triangle ahead of storm.1/10/14
5/14/13 01:15Fremont CountyCOUSAFireball20 secondsFireball appears on Rocky Mountain ridgetop in May 2013.8/30/13
5/11/13 23:00DenverCOUSACircle3 minutesSilent and Fast-Moving Orange Orb Over Denver6/2/13
5/11/13 15:54HendersonCOUSACircle01:20Myriad of UFO’s captured; all seem to have the same form, except for three triangular shaped craft, orbs otherwise.6/2/13
5/11/13 11:16FriscoCOUSAOther~1 minuteDark, aerodynamic shaped object near Frisco, CO.5/15/13
5/11/13 00:00Steamboat SpringsCOUSAFireball50+ minutesOrange orbs in northwestern Colorado/Steamboat Springs sky.5/15/13
5/8/13 13:30BoulderCOUSAEgg5 minutesSlow-moving, silver craft seen over Boulder, CO6/2/13
5/2/13 16:17LittletonCOUSACircle2-3 minutesTwo, bright orb-like objects seen in sky; disappeared but photographed and noted a trail of parallel lines left by objects.5/15/13
4/25/13 23:50EnglewoodCOUSACylinder60 secondsIt's coming to the anevirisy of my sighting so I decided to get this report to you - National UFO Reporting Center - that I hear on Coa4/24/14
4/22/13 02:04BoulderCOUSADisk5 minutesRotating disc with blinking colored lights seen flying along ridge in north Boulder, followed by quickly moving lights on the ground.5/15/13
4/14/13 21:35Colorado SpringsCOUSAUnknown90 secondsUFO Lands in Colorado Spings! People were out and about! Nobody noticed!5/15/13
4/12/13 22:30Colorado SpringsCOUSAOther30 secondsColorado Springs UFO Sighting5/15/13
4/11/13 21:00Highlands RanchCOUSATriangle40 minutes2 UFO's spotted. Triangle one got aggressive and shot at the white ball one until it left.9/9/13
4/1/13 17:00Colorado SpringsCOUSACircle30 minutesColorado Springs sighting of multiple UFO's.8/30/13
3/30/13 22:00AuroraCOUSALight15 minutesThere were 6 red lights in a scattered formation, followed by 4 white lights in a perfect row. No sound/ no blinking lights.12/2/13
3/28/13 20:15ThorntonCOUSAUnknown5 minutesI seen a large black object with twored lights moveing slowly northeast threw the sky.5/15/13
3/18/13 23:35Colorado SpringsCOUSALight1 minuteTwo lights going straight up5/15/13
3/17/13 18:54HendersonCOUSALight23 secondsUFO emitted very bright white light, and moved erratically as you can see by watching the video.5/15/13
3/7/13 20:15AlamosaCOUSALight5-10 minutesWe saw three (or possibly four) orange random glowing lights bigger than stars or airplanes at 8:14 PM, March seventh, 2013.4/12/13
3/7/13 11:20LimonCOUSACircle2-3 minutesI was just off I-70 having just refueled my car, when I began down County Highway 24 South of Limon, Co. I immediately noticed two blue5/15/13
3/6/13 19:20PuebloCOUSAFireball3 secondsYellow fireballs spotted in evenning sky west of Pueblo Co.5/15/13
3/2/13 19:00MontroseCOUSAOval5 minutes2 Glowing, super fast moving orbes in the western colorado sky on march 2nd 2013.5/15/13
3/2/13 19:00MontroseCOUSAOval5 minutesOrange and red oval shaped lights seen by to in Western Colorado!!!!!5/15/13
2/16/13 21:00DenverCOUSAOval30 secondsBright orange light cruising over Denver!!! The orb went lights out and looked like a giant bubble. Silent too!2/18/13
2/9/13 01:50BoulderCOUSACircle~5 secondsFalling bright green orb, lasted only seconds. Close to foothills. ((NUFORC Note: Possible meteor? PD))2/18/13
2/1/13 23:00Grand JunctionCOUSACone10-15 minutesCone object with Red and Green lights found near Grand Junction desert.2/18/13
2/1/13 20:35Grand JunctionCOUSATriangle1 hour2 bright orbs of light.2/4/13
1/27/13 18:50LakewoodCOUSATriangle1 minuteTriangular, dimly-lit craft that made no noise and flew slowly.2/4/13
1/22/13 15:43DenverCOUSACircle1 minuteSilver blue metallic spheres with glowing orange centers,under intelligent control./Denver.2/4/13
1/19/13 15:00DenverCOUSADisk10 secondsSmall Metallic Disc Sighted in Denver, CO.2/4/13
1/19/13 14:15Boulder (near)COUSAOther~2 minutesA tight group of flashbulb-like lights glittering high up in a clear blue sky.2/4/13
1/10/13 01:00Idaho Springs to DumontCOUSATriangle1-2 minutesI was headed home from work w/ a friend taking us home from Idaho Springs to Dumont, CO. I saw to my left above the mountain rang3/6/15
1/6/13 17:54Niwot/LongmontCOUSALight66 stationary red/orange orbs seen over Niwot/Longmont area2/4/13
1/5/13 22:45GreeleyCOUSAOval2UFO footage.2/4/13
1/5/13 08:30LovelandCOUSAOval15 minutesThe appearance of the object in the sky, its shape and ability to hover; the military jets suggested the gov't saw the object as well.2/4/13
1/3/13 16:40HugoCOUSALight3 minutesStar Like Lights2/4/13
12/30/12 11:00ParkerCOUSACircleOngoingAt least 3 different yellowish lights seeming stationary only to rapidly change colors/Alt. at (high) rates of speed.2/4/13
12/17/12 21:45Grand JunctionCOUSAFlash1 hour3 crafts flashing bright colors over western sky.12/20/12
12/15/12 01:10AuroraCOUSACylinder12Rocket shaped UFO flying near Buckley AFB.12/20/12
12/13/12 19:00Pueblo WestCOUSACircle5 minutesRed lights that were hovering in the north. 2 came first moving north to south. Appeared to hover in the sky.12/20/12
12/10/12 21:00Grand JunctionCOUSA15 minutesMultiple UFOs in Junction.12/20/12
12/10/12 19:15LongmontCOUSAFireball3 to 4 minutes3 Red, Orange & Yellow Fireballs appear in sky to family of 3.12/20/12
12/7/12 20:00LongmontCOUSAFireball5 minutesThree dancing, erratically moving sparkling fireballs observed from a short distance.12/20/12
12/7/12 19:30LongmontCOUSALight1 minuteLights with spark trails maneuvering over Longmont Colorado.12/20/12
12/7/12 19:28LongmontCOUSAFireball2.5 minutes3 UFOs seen over Longmont Colorado 12/7/12.12/20/12
12/7/12 00:45Colorado SpringsCOUSAFireball5 secondsFast moving yellow/green glowing fire ball with comet trail in Colorado Springs, "lands" at Air Force Academy.12/20/12
12/5/12 07:34BroomfieldCOUSAOther~1 minuteObject with four flashing lights swoops over Broomfield houses.12/20/12
12/4/12 19:00NunnCOUSATriangle4 minutesThree lights in a triangle that flew off in opposite directions at an amazing speed in Northern Colorado.12/20/12
12/3/12 23:00EnglewoodCOUSAUnknownOngoingUFO with whirring red, blue, and green light spotted stationary in the sky below orion's belt.12/20/12
11/22/12 21:00WidefieldCOUSALight2 hoursMy daughter and I both know the bright moving lights lined up some turned red , some lined up could not be planes or stars.12/20/12
11/18/12 00:00ThorntonCOUSATeardrop10 minutesGiant Teardrop UFO flies down toward Thornton Colorado.12/20/12
11/13/12 17:30LongmontCOUSA2 hoursI saw 6-8 different orange lights in the sky over Longmont and Boulder area, hold there position for extended period, then move slowly11/19/12
11/12/12 20:00Fort CollinsCOUSATriangle10-15 secondsA "V" formation of 5 faint solid lights flies over Fort Collins heading west.11/19/12
11/11/12 22:30MancosCOUSAUnknownunknownUnidentified tracks near 5 households appear overnight11/19/12
11/11/12 18:45Grand JunctionCOUSATriangle2:00 minutesNight time. Large triangle w/3 lights sighted hovering 75 ft over ground. Banked and flew fast over city, lost altitude then vanished11/19/12
11/8/12 23:00PuebloCOUSAUnknown20 secondsHuge smoke like trail going across the sky11/19/12
11/8/12 22:30Fort CollinsCOUSAFireball2 secondsNeon Green Flash Crashes South of Fort Collins.11/19/12
11/8/12 19:15DivideCOUSASphere10 minutesTwo big bright spheres floating around over mountains11/19/12
11/8/12 01:30PuebloCOUSAFireball2 minutesMulticolored flashing ball of light (disco-ball). ((NUFORC Note: Possible observation of the star, Sirius, we suspect. PD))11/19/12
11/7/12 23:45BoulderCOUSATriangle5 secondsBoulder CO Triangle/Chevron Object.11/19/12
11/7/12 19:00BoulderCOUSA2 minutesTriangle of 3 lights - 2 minutes visable11/19/12
11/6/12 23:30Fort CollinsCOUSACircleCircle, multi color, zig and zag but stayed in the same area of the sky.11/19/12
11/6/12 18:00BoulderCOUSALight1-2 minutes4 orange lights hovering above/near Rocky Flats former nuclear weapons plant.11/19/12
11/4/12 19:30BoulderCOUSATriangle10 secondsIt moved fast and not easy to see ..11/4/12
11/4/12 18:00LakewoodCOUSALight5 strange bright lights lined up in the sky over Lakewood Colorado.11/19/12
11/4/12 01:30BoulderCOUSAFireball3 secondsBoulder, CO, Fireball11/4/12
11/1/12 16:00RifleCOUSACone2 hoursUFOS filmed going in and out of tube in clouds9/30/13
10/31/12 19:42Commerce CityCOUSAFireball25-30 secondsSlow moving orange ball of fire.11/4/12
10/27/12 20:15El JebelCOUSAFireball5 minutesThree fireballs in a inverted trianglar formation sited over Crown Mtn Pk, in El Jebel , CO at 20;15 10/27/12.10/30/12
10/24/12 21:30Grand JunctionCOUSAUnknown5 minutesNo lights, quiet, hovering & stationary.11/19/12
10/24/12 04:50Limon (near)COUSALight2 minutesTwo bright orbs following car on Colorado's eastern plain.12/20/12
10/21/12 15:00AuroraCOUSAUnknown7-10 minutes4 objects moving and dancing at very high altitude. shiney, reflective orbs10/30/12
10/16/12 05:35GunnisonCOUSAFlash1-2 minutesStrange lights observed at Castle Mountain area of Gunnison10/30/12
10/14/12 19:00LovelandCOUSATriangle30 secondsClassic five lighted triangle shaped UFO sighting10/30/12
10/13/12 19:00PuebloCOUSAOval5 secondsGreenish bluish object sphere that flashed in the dusk sky and then descended to the Arkansas River Bottom10/30/12
10/13/12 14:38DenverCOUSAOther15 minutesUnidentified box looking object flying across Denver Metropolitan area under intelligent control.10/30/12
10/12/12 04:39HendersonCOUSACircleHoursWas not the moon. I took pics of moon-moon has halo6/22/22Yes
10/10/12 20:00Colorado SpringsCOUSALight15 to 20 secondsBright zig zagging light in the sky above norad.10/30/12
10/9/12 00:35DenverCOUSAUnknown1 minuteDark, silent object moving slowly over Denver.10/30/12
10/8/12 00:30LongmontCOUSAFormation5-10 secondsTwo sets of faint orange lights appering to each be silently flying in v formations10/30/12
10/1/12 01:50Colorado SpringsCOUSALight9 secondsFalling bright light10/30/12
9/23/12 03:22Colorado SpringsCOUSATriangle3-4 secondsA reddish/Orange object traveling silently at a very high rate of speed at relatively low altitude.9/24/12
9/19/12 23:25Pueblo WestCOUSASphere7 minutesORANGE "FIREWORK" SPHERE W/ TRIANGLE IN THE CENTER HOVERED IN PW 7 MINUTES, SILENTLY, THEN DISAPPEARED9/24/12
9/19/12 22:00PuebloCOUSAFireball2 hours12 fireball like objects northwest pueblo.preformed diffrent shapes.9/24/12
9/19/12 15:50CedaredgeCOUSARectangleless than 30 secondsDay time observation of rectangles with aircraft.9/24/12
9/15/12 05:30Colorado SpringsCOUSALight1 hourRed and white Lights UFO over Colorado Springs CO9/24/12
9/9/12 04:40HendersonCOUSACircleHoursAdd to previous report6/22/22Yes
9/8/12 20:39LongmontCOUSAChevron20 seconds6 or 7 Light green circular orbs forming a V-shaped craft or formation travelling half the sky in 20 sec with no sound.9/24/12
9/4/12 18:00Fort CollinsCOUSARectangle30 secondsSquare craft with evenly spaced orange glows9/24/12
9/2/12 19:30LakewoodCOUSASphere6 minutesBlack Spherical Object Observed "Floating" Nearly Stationary over North Denver Area Looking East from Lakewood, Colorado9/24/12
9/2/12 00:00Colorado SpringsCOUSAUnknown15-20 minutesLarge disk shaped object above Mtn Shadow..Glowing red-blue-green-white.&is stationery..10/30/12
9/1/12 21:30BerthoudCOUSAUnknown5 minutesUnidentified noiseless craft slowly passing by our home at very low altitude.4/3/15
8/27/12 22:16WestminsterCOUSAUnknown2 minutesI saw a bright blue stationary object that turned bright green and silently zoomed off faster than my head can turn.9/24/12
8/24/12 21:08Erie/LongmontCOUSAOther2 secondsBright greenish light that lit up entire sky9/24/12
8/21/12 21:00LongmontCOUSATeardrop2 secondsTear drop shaped light descending over Longmont, Colorado August 21, 2012.9/24/12
8/19/12 00:30Leadville (near)COUSALight25 minutesWitnessed an object facing west over Turquoise Lake an unknown distance away between the mountains. Skies were clear, stars easily see10/30/12
8/18/12 18:50DenverCOUSAOther08 minutesOrb over Denver tonight was a helium balloon8/19/12
8/12/12 20:30DenverCOUSAEgg20 minutesOrange egg lights8/19/12
8/7/12 03:00DenverCOUSALight15 minutesTwo Star-like UFO's Seen in Denver During the Time of the 2012 Summer Olympics in August.3/27/14
8/4/12 23:30LittletonCOUSACircle2 secondsWhite ball of light moved quickly across the sky.8/5/12
8/4/12 21:00SheridanCOUSACircle25 minutesTwo white dots, one larger pulsing light, seen in easter sky from Sheridan, CO, 9:00-9:25 PM MDT, 08/04/12, at least 9 witnesses8/19/12
7/31/12 19:28Colorado SpringsCOUSAFireballLong...20 minutesHave on video.....VERY CLEAR Have original video if you want....contact through Utube http://www.youtube.com/watch?v=yXQnuCrJnXc8/5/12
7/30/12 01:00LittletonCOUSALightHovering bright white lights hovering over Chatfield Lake in southwest Colorado8/19/12
7/23/12 21:47Berthoud areaCOUSAUnknown4-5 minutesTwo stationary lights, one orange and one blue, were seen emitting an orangish beam connecting them.8/5/12
7/22/12 08:50LakewoodCOUSAChanging10 secondsFire Ember in the Sky That Changes Form and Does Tricks Like a Bird8/5/12
7/22/12 03:00BoulderCOUSALight3 hours4 bright lights observed for 3 hours above Boulder/Lafayette, CO with repeated movements as if surveying the land. ((Planets?? PD))8/5/12
7/21/12 21:45Colorado SpringsCOUSAFireball1 minuteBright orange balloon shaped object by cs airport8/5/12
7/20/12 23:00DurangoCOUSALight1.5 hoursAmber lights flying about in night sky.7/22/13
7/16/12 21:43BreckenridgeCOUSALight10 secondsColored light falls to Earth, then reverses course through sky8/5/12
7/15/12 21:20AuroraCOUSATriangle5 minutesThree green lights in the shape of a triangle moving FAST, sharp turns and dipping low in the sky at Quincy and Piccadilly!!!8/5/12
7/14/12 21:00AuroraCOUSAOval<5 minutesUFO spotted in SE skies this past summer.11/19/12
7/14/12 01:00ThorntonCOUSADisk4 minutesA dark circular object with red lights around it constantly rotating. ((anonymous report))6/7/19
7/11/12 21:00LittletonCOUSALight10Unknown light over Lookout Mountain.8/5/12
7/4/12 22:33Fort CollinsCOUSAEgg1 minuteEgg shaped object flying over head.8/5/12
7/4/12 21:30BroomfieldCOUSAFireball2 minutesRed/orange lights east of Broomfield seen during firework show8/5/12
7/1/12 04:30DenverCOUSADiskcurrently stil there 5:18three bright objects at a stand still east of denver! one medium object at stand still! second object below the top one! but way more7/4/12
6/29/12 22:30LovelandCOUSAFlash3 secondsOver little thompson river, on county 9 east. It was very smokey from the wild fires over the front range, it reappeared next day8/5/12
6/29/12 09:00Colorado SpringsCOUSALight0-3 secondsUFO streaks past helicopter during Colorado wildfires7/4/12
6/22/12 10:30BroomfieldCOUSALight30-60 secondsBright light moving steadily over Broomfield disappears7/4/12
6/21/12 21:50LovelandCOUSALight5 minutesLight in North Eastern sky7/4/12
6/20/12 20:15DenverCOUSATriangle15 secondsAt approximately 8:15pm mountain time on Wednesday 6/20/12 I saw an Unidentified Flying Object over Denver Colorado. There was a weat7/4/12
6/18/12 20:30Carr (west of)COUSAChangingTen Minutes +Bright light over mountains of Colorado6/20/12
6/17/12 15:30Castle RockCOUSAOther2 minutesRed Hot Air Balloon looking UFO in Castle Rock, CO6/20/12
6/10/12 00:00Colorado SpringsCOUSACircle5 minutesInteresting lights and movement near the US Air Force Academy6/20/12
6/9/12 04:00BaileyCOUSALight3 minutesBright white satellite light, stopping and swerving extremely organically for minutes.6/14/12
6/7/12 01:05WestminsterCOUSACylinder10 secondsExtremely fast moving, sharp turning object flying6/8/12
5/29/12 03:23BaileyCOUSALight10 SecondsObject shined light on us after signaling SOS with a flashlight.6/5/12
5/26/12 21:23PuebloCOUSACircle10 to 15 secondsOrange firery ball moving slowly across horizon.5/29/12
5/26/12 20:23PuebloCOUSAFireball20 secondsA fireball object moving thru the sky, Pueblo Co.5/29/12
5/18/12 14:30Fort CollinsCOUSASphere15 secondsSmall, round black object buzzed observers on top of Arthur's Rock in Fort Collins, CO. Trajectory was straight and very fast.5/29/12
5/5/12 20:45Colorado SpringsCOUSAOther7 minutesBox like saucer hovers and flies silently over Colorado Springs only a couple thousand feet above my head.5/13/12
4/26/12 22:35LittletonCOUSALight3 minPulsating light with no red beacon, navagation or strobe lights moving into a lightning storm.5/13/12
4/21/12 21:00LakewoodCOUSALight6 secondsHelicopter chasing ball of light, disappears.5/13/12
4/21/12 15:00colorado springsCOUSALight4 hoursBright blinking Light, and a strange jet. also, a helicopter following another intense light.5/13/12
4/21/12LittletonCOUSAOther4 minutesUnknown hellicoptor type object chasing bright light.5/13/12
4/17/12 22:00Colorado SpringsCOUSALight30 MinutesExtremely bright light moves slowly above mountain range near Cheyenne Mountain, CO4/18/12
4/10/12 20:10BoulderCOUSATriangle6-8 secondsV-shaped craft flying southwest over Boulder CO10/30/12
4/6/12 09:27DenverCOUSADiamonda few minutesUFO- looked like a bright star with red wings.4/18/12
4/2/12 21:40CedaredgeCOUSACigar3-5 secBright white object traveling for aprox 3 seconds east to west in northern sky--object "flashed/sparked" a bright green & disappeared4/18/12
3/28/12 20:45WhitewaterCOUSAFireball10-15 secondsRed Green fireball in western Colorado.5/13/12
3/26/12 20:45PuebloCOUSATriangle30 secondsFour lights, spaceship in triangle form. One red blinking one in the middle, hovering motion4/18/12
3/21/12 20:47Colorado SpringsCOUSACircle2-4 minsTwo orange lights that didnt move at all then disappeared.5/13/12
3/15/12 11:00Commerce CityCOUSACircle15 minutesWhite dot in daylight sky "cloaks," reappears, and travels to to numerous locations before scooting away and out of sight.1/26/17
3/14/12 14:00LafayetteCOUSARectangle2 MINUTES2 silvery shiny rectangular crafts above Lafayette, CO 2pm 3/14/124/18/12
3/14/12 13:00DenverCOUSASphere20 minSmall bright silver round observation orb hovering and floating about in front of a Colorado beep blue sky regardless of wind atmospher5/13/12
2/29/12 20:30Colorado SpringsCOUSALight5-10 minutesFive bright lights hover over Colorado Springs in perfect formation blinking off and on again.3/13/12
2/29/12 19:50Colorado SpringsCOUSAOval5 minutesOrange balls in a line.3/13/12
2/22/12 08:00SilverthornCOUSAUnknown1 secUnusual vapor trail over Colorado mountains appeared in altered photo.3/13/12
2/20/12 17:45MorrisonCOUSAChanging25 minutesWhile hiking in the foothills of Colorado, I saw three amber lights hovering in the sky over Denver3/13/12
2/14/12 19:20VonaCOUSAOval3-4 seconds4 bright orange lights that slowly faded away in Eastern Colorado3/13/12
1/26/12 19:00VictorCOUSAUnknown15 minutesTwo strobe like lights flying in unison in southern sky over Victor, CO2/3/12
1/25/12 18:22Colorado SpringsCOUSACigar3 min.Four blue lights seen blinking in what seems like morse code by two kids.2/3/12
1/21/12 06:36DurangoCOUSATriangle6 to 10 SecondsStrange object seen in Colorado sky1/24/12
1/13/12 23:20AuroraCOUSAChevron4 secondsStingray like glide ghost.1/24/12
1/11/12 21:30Fort MorganCOUSALight2-3 secondsRounded ball of light seen S/SE in the early night sky, solid white, bluish edge with briefly visible reddish tail, falling downward.1/24/12
1/6/12 19:45FruitaCOUSALight15 minsSaw 5 lights or glowing orange yellow and red orbs lights you could say for about 15 mins1/12/12
1/2/12 17:50Colorado SpringsCOUSALight30 secondsObserved a solid white light moving at great speed in a south east direction.1/12/12
12/31/11 20:15CedaredgeCOUSASphere7 sec.A large, greenish swirling light moved east to west across the night sky, disappearing behind Grand Mesa.1/12/12
12/31/11 18:30ArvadaCOUSA5 minutesMuted red glowing sphere changed directions then vanished1/12/12
12/27/11 22:10EdwardsCOUSALight5 min.3 ufo"s 10-15 miles apart looked like stars crisp light changing color moving slow and steady west south west1/12/12
12/27/11 21:45SecurityCOUSAChevronabout 20 secondsLights hovering in sky over Security, Colorado.2/3/12
12/25/11 22:00LittletonCOUSACylinder30 seconds3 yellowish lights forming a triangle with a bright beam of light pointing down in the center.1/12/12
12/24/11 23:50FountainCOUSALight20 secGlowing Light Above Norad in Colorado Springs1/12/12
12/24/11 22:00LittletonCOUSACircle5 minutesSaw four orange-red circles sitting still in the sky south-east of Littleton Christmas Eve about 10 pm. Two faded out and a while late1/24/12
12/24/11 20:00Grand JunctionCOUSAOther5 minLarge red ball of light with trail of white/yellow lights seen over Grand Junction, CO1/12/12
12/24/11 10:50SuperiorCOUSACigar8 minutes10:50 am. Black cigar object with vapor ring; traveled west over Hwy 36 near Superior, then south toward Rocky Mt. Airport.8/1/14
12/20/11 00:00Grand LakeCOUSALight20 minutesWe saw a half circle light beam that had no explanation1/12/12
12/12/11 01:00LakewoodCOUSADisk4 minutes or soBright light leveling off in to a bright sphere than headed off than disappearing suddenly.12/12/11
12/10/11 18:30Colorado SpringsCOUSAUnknown30 SecondsIt was in a T formation.12/12/11
12/7/11 20:30DoylevilleCOUSAUnknown30Strange lights observed near Monarch Pass.12/12/11
12/7/11 06:20Canon cityCOUSADiamond5 secStrange orange lights over canon city co12/12/11
11/29/11 14:30Golden/BoulderCOUSASphere10-15minutesBlack ball in sky totally motionless no string12/12/11
11/28/11 17:45DenverCOUSAChanging4 minutesThree amber lights in Lakewood, Colorado12/12/11
11/17/11 20:10FalconCOUSAOther1 min.Sighting near Colorado Springs. Black triangles above the road.12/12/11
11/14/11 23:00Grand JunctionCOUSAUnknown30 minVery bright crisp star like object seen in eastern aspect of sky over grand mesa. object changed colors from red to green to blue. Co12/12/11
11/9/11 18:40ArvadaCOUSATriangleabout 5 minutesA triangular shaped object this a white light at each vertex and a red light in the center.12/12/11
11/2/11 13:30DenverCOUSAFormation2 minLarge silent silver spheres gliding across sky in formation.12/12/11
11/1/11 03:00DenverCOUSADiamondtwo hoursThese objects, which looked liked stars, stood stationary, yet moved. They moved quite slowly. But there were two. Near DIA.12/12/11
11/1/11 02:05DenverCOUSAUnknownlastingIt looked like a star, but it stayed stationary and another light moved around it. It was too bright to have been a star. I went in12/12/11
10/31/11 00:15Colorado SpringsCOUSAFormationit has been about an hourFirework type of formation hovering south of Pike's Peak12/12/11
10/30/11 10:00DenverCOUSATriangle10 seconds5 Orange balls of light in triagle formation followed by dim white light.12/12/11
10/29/11 19:40Pine GroveCOUSASphere3 secBright Light moving low to the horizon from SW to NW viewed out of Pine Grove, Colorado12/12/11
10/23/11 20:00DenverCOUSATriangle20 sec.Huge flying-V appeared to be high in the atmosphere.10/25/11
10/23/11 19:40Colorado SpringsCOUSATriangle5 SecondsTriangle with Orange Lights Swooped Down Quickly then Disappeared.10/25/11
10/23/11 00:00Fort Collins/LovelandCOUSAOtheran hourMe and two friends were looking into the sky over northern colorado at around 9:30 pm, not even an hour after i saw a large low flying10/25/11
10/22/11 19:47LovelandCOUSATriangle5 sec.Large triangle over loveland.10/25/11
10/19/11 22:15LouisvilleCOUSALight3 secondsgreen glowing craft moving very fast across entire sky.10/25/11
10/19/11 22:15LovelandCOUSACigar10 secondscommit like objest shapped like a missle with a bright gold jet trail heading west.10/25/11
10/19/11 02:25DenverCOUSAFireballgreen lightBreen ball10/19/11
10/19/11 01:54DenverCOUSAFormation5 secondsSilent V formation over Denver, CO. ((NUFORC Note: Report from law enforcement officer. PD))10/19/11
10/17/11 20:10Baca GrandeCOUSALight2 minutesOn my usual walk up the mountain heading and facing east, an object light appeared in front of me suddenly in the area above the Sangre10/19/11
10/16/11 21:45Palmer LakeCOUSAChevron13 SecondsTriangle shape moves across sky north of the US Airforce Academy10/25/11
10/15/11 20:00Grand JunctionCOUSARectangle5 minutesSEEN CLEARLY FOR 2 MINUTES GLIDING WITHOUT SOUND FLASHING LIGHTS10/19/11
10/8/11 22:00Snowmass VIllageCOUSACircle3 minutesReddish, round object in Southeast sky in Snowmass Village, CO10/10/11
9/28/11 21:18EvergreenCOUSALight1 minuteTwo bright lights that changed formation in NNE sky.10/10/11
9/27/11 17:30BroomfieldCOUSAOther25 MINUTESGold lime green irregular bulb-shaped object Broomfield, CO 5:30PM 9/27/115/13/12
9/25/11 20:22DoloresCOUSALight4 minutesRed light traveling north to south the reversed direction10/10/11
9/24/11 14:25Estes ParkCOUSASphereUnknown round object and additional objects over Colorado Rockies10/10/11
9/21/11 11:00ParkerCOUSAChanging10 minutesSphere transforms into transparent sheet.flyes away at high.speed.7/3/13
9/19/11 21:00GreeleyCOUSASphere7-8 mini saw an orange sphere in the sky about quarter the size of a full moon, it looked like fire glowing inside a ball.10/10/11
9/15/11 22:00Cuchara/Stonewall Gap (between)COUSASphere2 minutesThree lights in the sky over Southern Colorado.11/11/13
9/14/11 23:00BoulderCOUSAChevron4 secondsPink and blue pulsating manta ray shaped ufo over boulder12/12/11
9/8/11 22:45WindsorCOUSAChanging1-2 min.Splitting light12/12/11
9/6/11 23:30FountainCOUSAUnknown5 minutes5 Red light object floating over Fountain, CO10/10/11
9/5/11 22:00RyeCOUSATriangle10 secondsMy husband, his friend and I were outside looking up in the sky on a night when there was supposed to be a satellite falling.11/19/15
9/4/11 00:00CentennialCOUSA1.5 hoursI was outside on my back patio when I looked toward the eastern sky and saw a massively bright light rising in altitude. I asked my br10/10/11
9/1/11 21:00AuroraCOUSACylinder2 minhovering orange/yellow eliptical () with hazy lights over south denver metro10/10/11
8/23/11 11:15DenverCOUSADisk2 minutesDenver, Cheeseman Park large ship sighted...disapears within minutes10/10/11
8/21/11 04:00DenverCOUSACylinder20 MinutesCylinder, Spherical, and disc shaped craft making rapid to slow impossible movements, and vanishing.8/21/11
8/18/11 14:30EnglewoodCOUSASphere5 minutesSmall, shiney, slow-moving object west south of Denver, CO8/21/11
8/11/11 12:35Fort CollinsCOUSACircle5 minutesWhite circler object following a commercial airliner.10/10/11
8/9/11 22:45Lakewood-DenverCOUSAChanging2-4 years((HOAX??)) 4 Light flash, and hologram from Aurora Spy plane6/22/22
8/8/11 15:07Commerce CityyCOUSAOval7 minutesVery hard to see object over east Denver visible on clear days when it's not cloudy, consistently.10/10/11
8/8/11 04:50Commerce CityCOUSALight1 minWhite light changes direction and zooms into space8/21/11
8/5/11 20:50PuebloCOUSATriangle4 secondsCreme white triangular craft and streak behind it.8/7/11
8/3/11 05:15Fort CollinsCOUSASphere1 minFight blue fast moving light over Fort Collins.8/7/11
8/1/11 22:30ArvadaCOUSACircle30 seconds10:30 lighted circle over arvada colorado , middle became bright and objectfaded away8/7/11
7/29/11 03:06Fort CollinsCOUSAChanging20 minutesThree ships over Colorado8/7/11
7/28/11PuebloCOUSADiamond37 minutesDiamond shape hovering over mountains8/7/11
7/25/11 22:15BroomfieldCOUSAUnknownsecondsSmall, bright orb in Broomfield.8/7/11
7/24/11 21:15FruitaCOUSACircle4 MinutesHuge, orange orbs over Colorado National Monument8/7/11
7/24/11 20:00HemetCOUSAFireball20 minutes((HOAX??)) ORANGE AND RED FIREBALL TURNING TO A CLEAR LIGHT THEN TO A BLACK BALL8/7/11
7/23/11 23:00FalconCOUSALight10 mins3 moving white lights over Front Range near Colorado Springs1/24/12
7/17/11 23:00ArvadaCOUSAUnknownufo sightings above colorado 7/17/20018/7/11
7/15/11 15:00DenverCOUSATriangle3 minutesWhite Triangle in Denver Colorado7/17/11
7/8/11 22:00LakewoodCOUSACircle10 secondsRound white craft shot blue beam towards second similar craft which sped away.11/26/14
7/7/11Colorado SpringsCOUSATriangle6 MinutesUFO over Powers and Omaha7/17/11
7/4/11 21:35NorthglennCOUSAOther2 minutesCrafts Watching Fireworks with enormous crowd below7/6/11
7/4/11 21:30Colorado SpringsCOUSADisk3 minutesThe flying objects seem to appear and dissapear without leaving a trail in the long exposure photos.7/17/11
7/4/11 21:15PuebloCOUSACircle1 minuteOrange lights in Colorado skies7/6/11
7/3/11 20:20Grand JunctionCOUSAFireball3-4 minutesWinged craft with 8 to 10 ft diameter fire behind at center rear of craft no sound altitude 2000 ft 60 mph6/20/12
7/3/11 08:03Red Feather areaCOUSAOther2 minsThis object was flying right to left an stoped an went back to the right after few seconds of wierd movements it continued to go left!!7/17/11
7/3/11 08:00Denver (near)COUSALight2 minsWe were camping in Colorado in the mountains. On our way back Sunday July 3rd we were driving and my girlfriend said whats that? I loo7/17/11
7/2/11 21:40NuclaCOUSALight3 minRed light over SW Colorado.7/4/11
7/2/11 21:30EnglewoodCOUSADisk15 minsI was in my car going south toward my home. I noticed glowing orange disks flying from south to north toward the western sky...there we7/4/11
7/1/11 21:30GypsumCOUSAChevron5 - 10 minutesChevron-shaped object in the sky above Eagle County, Colorado7/4/11
6/30/11 21:00Colorado SpringsCOUSALight30 secondsSemicircle of lights hovered about 100 feet above me.12/22/14
6/30/11 00:20Fort CollinsCOUSAFlash3 SecondsFlash ball over Ft. Collins, Colorado7/4/11
6/28/11 11:41LittletonCOUSASphere4 minutesSmall light colored or silver sphere moving in circular pattern3/13/12
6/28/11 11:40DenverCOUSASphere5 minutesSeveral spheres over Denver - Visibile with polarizing glasses and invisible to normal glasses.7/4/11
6/26/11 23:00Fort CollinsCOUSALight1 min.Big Star looking craft ....like a planet. ((NUFORC Note: Sighting of International Space Station?6/27/11
6/23/11 22:19LouisvilleCOUSALight5 secondsWhite light grew in size and disappeared. ((NUFORC Note: Possible flare from Iridium satellite?? PD))6/27/11
6/20/11 18:00LafayetteCOUSADisk1-2 minutesElliptical shaped grey metal object moved west to east across summer sky around 6 to 7:30 p.m.8/7/11
6/13/11 16:00DurangoCOUSADiskunknownHave photo of clear dome on UFO that I didn't see when taking the photo, only afterwards, and may have captured another craft as well.6/20/11
6/11/11 17:35DenverCOUSAOther1-2 minutesBlack and shiny object flying over Denver CO6/12/11
6/10/11 21:00LouisvilleCOUSAFireball30 seconds or soYellow Light with trail of sparks arcing across the sky6/12/11
6/7/11 17:45WestminsterCOUSACircle10 minWhite orb, Colorado sky, 17:45pm6/12/11
6/1/11La VetaCOUSARectangleall day((HOAX??) we were at my inlaws house in south co for a few days we took some pics down there , and found spheres and odd shapes,7/4/11
5/31/11 13:45Chipita ParkCOUSAOval3 minutes + 1 minuteDriving west on Colorado Hy 24 near Chipita Park, Colorado. Talking on cell phone when me and my two kids noticed and aircraft to the n6/3/11
5/30/11 04:30Eleven Mile State ParkCOUSALight5 minTwo bright white lights with a translucent veil. Traveling NE @ 4:30 am Eleven Mile State Park CO6/3/11
5/30/11 04:20Pueblo WestCOUSATriangle10 mintwo bright white lights with a translucent veil traveled from south west to North horizon just before dawn.6/12/11
5/30/11 04:15Castle PinesCOUSALight15 MinutesOne UFO with 2 lights and swirl of light below seen moving across the sky over Denver6/3/11
5/27/11 20:00EnglewoodCOUSACigar30-45 sec.Blue & White flashing UFO over Englewood,CO 5/27/20115/29/11
5/26/11 22:10TimnathCOUSACircle00:00:153 circular translucent craft in triangle formation east to west over northern colorado5/29/11
5/22/11 22:00FlorissantCOUSAFlash5 Min.Bright white lights seen in the SW sky from Florissant.5/29/11
5/21/11 05:15LittletonCOUSADisk10 minutesUFO found in background of picture in CO5/29/11
5/8/11 22:30BayfieldCOUSADiamond2 minutesDiamond-shaped craft near Bayfield, CO.5/12/11
5/4/11 01:33Colorado SpringsCOUSAOther20 secondsbullet shaped craft over the skies of colorado5/12/11
5/2/11 21:56LovelandCOUSALightDrivingLight seen near Colorado air port5/12/11
4/28/11 21:35Colorado SpringsCOUSALight45 secondsA bright blue object crossing to the northwest.5/2/11
4/22/11 22:00Denver (west of)COUSAOther20-30 min.large bright flashing object with pertruding light ray underneath west of denver travelling south west.5/2/11
4/17/11 21:00ArvadaCOUSAFormation15 minsLooking west over the Rockies from my Arvada back yard, i saw 3 white lights flickering in a row. It occurred to me that from my angle5/2/11
4/16/11 05:30LittletonCOUSADisk2 secondsI witnessed a shadowy disk in the afternoon sky and also have a photo of a the disk in early morning.8/7/11
4/16/11 00:00BoulderCOUSALight15 minutes3 lights moved past a streak that was left by an airplane but the lights were very very far away.5/2/11
4/1/11 21:00LakewoodCOUSATriangle20 secMy husband, son and I were outside and my husband said what the **** is that? So my son and I stood up and I noticed a triangle shape o5/12/11
3/29/11 20:18MeadCOUSATriangle10 minOne night 3/29/2011 2018 pm while driving to work ,I noticed some lights that seemed out of place. So I pulled off I-25 (mead exit) on1/12/12
3/20/11 22:00Lafayette (near Denver)COUSAFormation10 - 20 minutesThree Lights Over Lafayette, CO Near Denver3/23/11
3/20/11 20:45LafayetteCOUSALight15 minutesThree strange red blinking lights seen in the night sky above Erie, CO3/23/11
3/20/11 20:25BroomfieldCOUSALight15 minBroomfield3/23/11
3/20/11 20:00LafayetteCOUSALight45 minutes3 red lights in the shape of a trianlge over Lafayette CO for approximately 45 minutes3/23/11
3/15/11 20:30DillonCOUSAFireball2x 4 minCampfire glow ascended and faded like a dim star in the distance easterly. Twice3/23/11
3/13/11 23:00AspenCOUSAFireball?Red. White, green flashing lights in the sky3/23/11
2/28/11 20:00Denver (east of; Weld Co.)COUSALight30 minBright Lights Low in Eastern Denver Skyline3/10/11
2/25/11 21:30WindsorCOUSAUnknownfive minutes((HOAX??)) Multicolor lights flashing in thick clump of trees.3/10/11
2/20/11 01:00Fort CollinsCOUSALight2-3 secondsWhite-translucent light radiating from sky in a spherical shape. Only a few seconds long. No major electrical outages in the area2/23/11
1/25/11 17:15BroomfieldCOUSAFormation15 to 20 minThree lights in row.1/31/11
1/24/11 06:12ArvadaCOUSAOther10 minutesbright orb seen flying over arvada, colorado1/31/11
1/20/11 20:33Colorado SpringsCOUSALight30-45 secYellow light in Colorado Springs1/31/11
1/1/11 00:10GuffeyCOUSAFireball5 minutesLarge & small fireballs ring in the New Year 2011 in CO3/23/11
12/10/10 11:00LafayetteCOUSADisk10 secondsSaw a slow moving craft traveling North to South which had 3 lights (or highly reflective surfaces), 1 on top and 2 below. Had ridges1/5/11
12/9/10 20:00BroomfieldCOUSALight45 SecondsBright light in the sky approximately 1/2 the size of a full moon; then a lightning streak and it was gone.1/5/11
11/21/10 17:51BaileyCOUSADisk?we are watching the crafts for hours, they stayed in the same place, then disappeared.1/5/11
11/20/10 21:00AuroraCOUSA1 yearAlien report. ((NUFORC Note: We cannot confirm that this is a sincere report. Source remains anonymous. PD))2/10/12
11/19/10 16:15ParkerCOUSAOvalThis object was a oval object that looked black, very thin, very fast, and had blue, green, red, and white lights all around it11/21/10
11/5/10 21:10FountainCOUSAChevron30 secondsV-Shaped that looked like a cluster of stars.1/5/11
11/5/10 08:15LongmontCOUSAChevron10-15 secondsV-shaped craft moving silently, one light at the front, two on either wing.11/21/10
10/20/10 23:30Daniels ParkCOUSADisk15 minutesbright light slowly zig zagged then flew over and multi colored lights exposed to jet over denver metro11/21/10
10/16/10 18:00GreeleyCOUSASphere10minround metal ball haning north west of Greeley11/21/10
10/15/10 20:40ThorntonCOUSATeardrop5 sec.Large Cone-Tailed Ball of White Light crosses Denver Sky11/21/10
10/15/10 19:30BoulderCOUSALight2 hoursBright lights seen pulsating over east Colorado.11/21/10
10/15/10 17:40GreeleyCOUSADisk23 minutesOne saucer shaped metal object over Greeley, Colorado.6/2/13
10/13/10 01:00PuebloCOUSAFlash5 secondsRed flash of light in the sky11/21/10
10/12/10 14:00LittletonCOUSATriangleblack triangle craft over littleton hospital,Colorado very large and quiet also hovering2/18/11
10/8/10 03:30DenverCOUSALight3 MinutesA Ufo Came twards me and another waiter in denver co at my night Job it was scary we saw it clearly and it flew back into space11/21/10
10/4/10 04:30NorthglennCOUSACircleover 20 mincircular craft that strobed different collors11/21/10
9/30/10 22:00Colorado CityCOUSATriangle3 seconds3 of us saw a bright white light triangle inside of a lighted rectangle directly overhead then it travelled directly south and disappea11/21/10
9/29/10 03:00WestminsterCOUSAFlashThe usual flashing lights in the sky that don't really move but hover in one spot low in the atmosphere. ((NUFORC Note: Star? PD))11/21/10
9/27/10 18:00Canon CityCOUSACigar30 secondscigar shape object reflecting the sun's light11/21/10
9/21/10 18:00FountainCOUSAOval10 minLarge Grey Metallic Object Over Cheyenne Mountain (NORAD) Area.11/21/10
9/17/10 13:00Grand JunctionCOUSAChevron20 secondsU.F.O. zips across sky at incredible rate of speed, HUGE and very high in the sky Western Colorado.11/21/10
9/17/10 01:00Grand JunctionCOUSATriangle30 seconds ?Massive,silent triangular shape slowly moving over Grand Junction,Colorado at approximately 1:00am on 9-17-201011/21/10
9/14/10 20:15BrightonCOUSALight20 minutesBright white and orange light in western sky.11/21/10
9/13/10 20:15Grand JunctionCOUSALight1 minuteBright object crosses Colorado's Southern sky11/21/10
9/13/10 04:00La SalleCOUSASphere<1 minGlowing spherically shaped object possibly using lighting and sound to mimic conventional aircraft.11/21/10
9/11/10 21:15LakewoodCOUSAUnknown1 min 15 secBright white light traveling across sky turns red then gone. ((NUFORC Note: Possible satellite?? PD))11/21/10
9/10/10 20:31JeffersonCOUSASphere20 SecondsLarge, bright ball of light, bobbled a bit , then straight up and gone in a second or two.11/21/10
9/10/10 19:00TrinadadCOUSALight20 secIt was a redish orange ball of light going at a high speed.11/21/10
9/8/10 22:30Grand JunctionCOUSACircleallwaysfloating lights over colorados westen slope11/21/10
9/3/10 10:45RangelyCOUSAUnknown30 secondsTwo objects, one trailing the other, extremely high altitude (looked like two satellites). As bright as Sirius.11/21/10
9/2/10 20:23BoulderCOUSALight25 secondsBring blue light seen traveling across the south western sky at high speed.11/21/10
8/27/10 22:30BrightonCOUSACircleat lest 45 minVery bright flashing in a pattern of red, white, green, but mostly bright light. Watching from patio due west and another north west8/30/10
8/27/10 21:30Fort CollinsCOUSASphere2 minsStrange orange flickering ball as big as the moon, bright like a street lamp, 1000 to 2000 ft away traveled NE in a steady pace.8/30/10
8/26/10 23:30DenverCOUSACigar3-4 minutesSlow flying black mass that eventually disappeared behind a cloud11/21/10
8/25/10 05:30MontroseCOUSASphere1 hourround with changing colors, stayed in one place for an hour. ((NUFORC Note: Star or planet?? PD))8/30/10
8/21/10 00:15MontroseCOUSASphere5 mins((HOAX??)) Chasing UFO's8/24/10
8/19/10 17:30Wheat RidgeCOUSACircle2 minutesA Brilliant White Light Like I have never seen before..8/24/10
8/17/10 18:30StrasburgCOUSACircle5 minutesWhite circle high in the sky, Sat in one place for 5 minutes.8/24/10
8/13/10 22:00DurangoCOUSALight5 minsOn August 13, 2010 in Durango, CO. at approximately 10 PM my husband and I were out on our deck observing the Showers of Perseus when w8/30/10
8/9/10 22:00CraigCOUSADiskPhotoA Phtograph of an apparent disc shaped object.8/24/10
8/6/10 01:00Colorado SpringsCOUSAFlash3 secondsBright round flash flies over Colorado Springs for 3 seconds.11/21/10
7/29/10 09:00LakewoodCOUSAUnknown10 MinutesSilver Object, flashing and floating in place. Commercial Flight Altitude.7/29/10
7/28/10 00:00CO/WY border (Rocky Mtns.)COUSAFireball10 minutesThree friends including myself went on a drive north towards the Wyoming border to shoot my brothers new gun. The car got stuck in some7/28/10
7/14/10 13:00EnglewoodCOUSAOval9 MinI think about this almost every day and how lucky I was to witness this! There really are ET's7/4/12
7/13/10 09:24Winter ParkCOUSAOtherNo more than 1 secondMetallic silver like object in the cloudy sky10/25/11
7/12/10 02:25Cortez ColoradoCOUSALight5 minutesRed non blinking light traveling past two aircraft west to north east7/19/10
7/7/10 21:20Colorado SpringsCOUSAOval3 minA Brightly Multi-Colored Object appeared in front of Pike Peak, north/west of NORAD in Colorado Springs.8/24/10
7/1/10 15:00Glenwood Springs.COUSALight3 minutesNever seen any flying object like that or new something like that exsisted8/30/13
6/28/10 22:30DenverCOUSASphere45 secondsGlowing orange orb over south metro Denver.7/6/10
6/20/10 13:40TorranceCOUSAFireball10 minGlowing/reflective object clears coastline and makes odd movements around airport in Torrance CA6/23/10
6/10/10 23:00DeltaCOUSAOval3 daysLight in the sky that can stop moving, move in any direction, and has a ditinct light cycle.6/23/10
6/10/10 22:55Fort CollinsCOUSALight10 minutesBright Light over Mountains6/23/10
6/3/10 23:20Fort CollinsCOUSACircle3 secondsGreen circle low in the sky in Fort Collins6/10/10
5/27/10 00:00Grand JunctionCOUSAUnknownone hourUFO Over Western Colorado May 27, 2010?6/3/10
5/17/10 22:00Cherry Creek State ParkCOUSAUnknown10 MinutesOn Monday, May 17 2010 at 22:00 my friend and I were in cherry creek state park when we noticed 3 lights travelling from north to south6/3/10
5/16/10 19:00Cherry CreekCOUSAUnknown10 MinutesOn May 16, 2010 I witnessed a number of strange objects in the day time sky.6/3/10
5/16/10 16:00DenverCOUSAUnknown45 MinutesOn May 16, 2010 I witnessed a number of strange objects in the day time sky.6/3/10
5/15/10 20:00DenverCOUSALight3 hoursOn May 15, 2010 I witnessed four ufo's that looked like bright stars or satellites. ((NUFORC Note: Satellites?? PD))6/3/10
5/8/10 22:30GunnisonCOUSATriangle5 secondsAt about 10:30 pm a friend and I, both western state college students were outside and happened to look up at the stars at the same tim5/12/10
4/27/10 14:00BroomfieldCOUSASphere60 SecondsA young man in Colorado witnesses three objects interacting in sky, performing impossible maneuvers.5/12/10
4/8/10 22:00EvergreenCOUSALight20 minutes2 vertical lights changing color and moving erratically in the night sky4/13/10
4/2/10 23:45Colorado SpringsCOUSALight3 minutesFlashing rotating lights4/13/10
3/20/10 22:00Pueblo WestCOUSAUnknown20 minutesLights Over Lake Pueblo travel past the North Star8/6/20
2/16/10 20:00DenverCOUSAUnknown20 minsBright star looking object moved in sky and turned red, blue, green, yellow and hovered in sky4/13/10
2/5/10 01:00BoulderCOUSALight2 hourslarge and bright blinking star begin to move, stop, move and stop erratically over the Flatirons2/14/10
1/27/10 06:00Fort CollinsCOUSALight8 minVery Bright in due West, Hovered about 2 min's, then accelerated very fast stright up.2/14/10
1/13/10 18:00DenverCOUSADisk10 secondslarge object hovering completely still, three lights in the center with a glowing rounded bottom.2/14/10
1/8/10 23:00BoulderCOUSATriangle40 secondsA trangular craft with several, large, bright lights flew low and quick over the neighborhood2/14/10
1/5/10 19:00Valley View Hot Springs near crestoneCO.COUSALightabout 5 minaircraft like light in distance that streaks up and is gone ,, light out of nowhere that gets small and moves like satellite2/14/10
1/2/10 23:17LovelandCOUSACross5 minutesextremely bright light over tree in loveland, CO2/14/10
1/1/10 00:30AspenCOUSAChevron2 minsNew Years Eve Anomoly In Aspen Colorado2/14/10
1/1/10 00:24FalconCOUSADisk8 minsWe experienced red disk over the falcon, colorado sky within the first minutes of the new year.2/14/10
12/31/09 21:00DenverCOUSATriangle--Pale blue lights hover near Denver, Colorado in "V" formation2/14/10
12/18/09 22:15DenverCOUSADisk4 minutesWe saw three objects, one big circular with bright lights moving fw and spinning, one and two much smaller ones flying with it.2/14/10
12/17/09 21:00Colorado SpringsCOUSATriangle5-15 secondsTriangular shaped object with 6 to 8 orange colored lights, 3 on each side.2/14/10
12/12/09 04:00ThorntonCOUSATriangle1:00 minthree VERY BRIGHT RED lights shaped like three VERRY big stop lights12/12/09
12/10/09 18:00Canon CityCOUSAFlashapprox. 90 minThe objects appeared, disappeared then reappeared. The objects moved in a way that is very different than anything I have ever seen.2/14/10
12/10/09 18:00Colorado SpringsCOUSADisk30 secondsMysterious series of lights and disk shape across southern Colorado Springs sky12/12/09
12/1/09 20:00BoulderCOUSAOvalALL-NITE((HOAX)) TRUE HIDDEN EVENTS2/14/10
11/26/09 22:20Colorado SpringsCOUSATriangle1 hourMulticolored arrowhead shaped object east over Colorado Springs viewed from the Ute Pass to the west.12/12/09
11/26/09 17:45PuebloCOUSATriangle3 secondsthree lights forming a triangle-shaped object.12/12/09
11/9/09 18:25LakewoodCOUSASphere1 1/2 - 2 minsHe could see a dome top with vertical lines, the object was slowly rotating, and the bottom was lit up.12/12/09
11/9/09 18:15Highlands RanchCOUSAFireball1 minball of fire over denver splits into 5 balls then suddenly disappeared and reapeared as one for a few sec.12/12/09
11/6/09 18:20LongmontCOUSALight10 minutesThree to four strobe-effect lights pass over Longmont, distinctly different from other aircraft in the area.12/12/09
10/24/09 23:00Colorado SpringsCOUSAChanging5 minutesspeeding stars over colorado springs2/14/10
10/17/09 21:40BoulderCOUSATriangle10 secDim triangle of lights, high speed, low altitude but no noise over Boulder, CO 10/17/2009 10pm12/12/09
10/10/09 12:00Crested ButteCOUSAEgg1minmetallic egg shaped craft above crested butte, CO. Also have seen great amount of activity READ ME!12/12/09
10/6/09 19:36DurangoCOUSALight3 minTwo moving lights over north-central New Mexico 7:36 pm Tue Oct 6 200912/12/09
10/2/09 21:00Colorado SpringsCOUSALightLess than a minuteTwo white lights floating in the sky near the moutains of Colorado Springs, Colorado.12/12/09
10/2/09 18:45DenverCOUSALight2 hoursthree semi-stationary lights in sky seen from Denver area but over Kansas. Able to move very fast.12/12/09
9/26/09 23:00GreeleyCOUSAOther5 minutesBar shaped craft12/12/09
9/25/09 23:30DurangoCOUSALight5 minVery bright light moving fast, turning red then dissapears.12/12/09
9/25/09 20:00Guffey (4 miles outside of)COUSALight30 secondsball of light, yellowish white in color, slightly bigger than the planet jupiter. ((NUFORC Note: ISS sighting?? PD))12/12/09
9/16/09 13:20AuroraCOUSAOval15 secondsBrillant oblong object spotted over Aurora, CO.12/12/09
9/10/09 17:00Colorado SpringsCOUSAFireballApprox. 1 minuteFireball appearing and disappearing in daylight sky over Colorado Springs9/24/12
9/9/09 14:15Broomfield/LafayetteCOUSARectangle2 minLarge, rectangular object seen flying in broad daylight12/12/09
9/9/09 03:38DenverCOUSATriangle15 minutesBright triangle lights in sky12/12/09
9/8/09 23:00LittletonCOUSAOtherfastsept 8 lights string formation fast south bound (towards colorado springs?)around 11pm12/12/09
9/8/09 22:00ThorntonCOUSALight4 min2 lights flying parallell formation northeast. ((NUFORC Note: ISS and Space Shuttle in formation. PD))12/12/09
9/8/09 21:00PeoniaCOUSACircle15 minutesStrange light where there were no known planets or large stars in that vicinity12/12/09
9/7/09 20:45Antonito (30 miles East of my location)COUSALight20 secondsA very bright white light traveling west to east moving very fast but jerkily and veering slight north and then south as it went.12/12/09
9/7/09 20:27Colorado SpringsCOUSALight1 minuteBrilliant bright light moves across the sky in Colorado Springs, CO September 7, 2009.12/12/09
9/5/09 20:23AuroraCOUSAUnknown2 minCraft moving from N to S later Flash in sky like star going nova12/12/09
9/2/09 20:50Grand JunctionCOUSAUnknown1 minuteRumbling red light in the sky with a bluish-purple tail moving very fast and changing direction instantaneously.12/12/09
9/2/09 05:10FruitaCOUSALight40 secondsLight over Fruita, Colorado12/12/09
8/29/09 21:50ArvadaCOUSALight3 minutesWhat looked like a simple satellite, changed color, became more bright and expanded in 3-4 times in size.12/12/09
8/24/09 21:45ParkerCOUSALight15 secondsBright white light moving fast from south to north.8/27/09
8/20/09 22:00SpringfieldCOUSATriangle3 hoursA triangular object with a multitude of lights was spotted in the southeast Colorado night sky.8/27/09
8/18/09 04:04EnglewoodCOUSACircle15 secondsCircular object in the sky above Denver8/27/09
8/15/09 01:00Collbran/The Flat TopsCOUSAOval2-3 minutesMetallic oval seen following river through valley in colorodo flat tops12/12/09
8/14/09 21:15FountainCOUSAOther8 minutesThe greenish glow has seemed to have an effect on me every time I think about it and its a good thing.8/27/09
8/8/09 20:00Buena VistaCOUSALight15 minStar like object moving randomly within 5 degree box on the horizon.8/27/09
8/7/09 00:00WestminsterCOUSALight1 hourwas not a star or anything of nature. ((NUFORC Note: Possible sighting of a star, we suspect. PD))8/27/09
7/24/09 21:45RifleCOUSALight2 minTwo bright lights flying over rifle colorado8/5/09
7/24/09 21:45AuroraCOUSALight1 MinStationary Single light turns into super fast traveler8/5/09
7/23/09 11:00LakewoodCOUSALight45 minutesbright starlike lights in midday in colorado8/5/09
7/22/09 21:30AvonCOUSALight30-40 secondsA very large bright light moving fromeast to west a a very high speed.8/5/09
7/21/09 23:23AuroraCOUSATriangle10-15 secondsIt is raining really bad here and me and my friend were driving to my house and we saw an object in the sky kinda low with 3 lights on8/5/09
7/21/09 15:30BellvueCOUSAOvalDark oval object noticed in pics taken NW of Ft Collins8/5/09
7/16/09 22:16AuroraCOUSAUnknown5 minutesThree separate craft 2 moving north to south one moving south to north over Aurora,CO8/5/09
7/16/09 06:00LittletonCOUSACone60 secondsUpside-down cone shape, spinning slowly and moving about 60mph, was bright and sunny so i got a good look.5/1/20
7/7/09 21:05Pueblo WestCOUSAEgg5 MinutesWhite-yellow egg shaped object moving in a NW direction over Pueblo CO.8/5/09
7/6/09 23:00SalidaCOUSALight2 minutesBright light with no sound passed above us8/5/09
7/5/09 13:30SilverthorneCOUSASphere5-10 mins.Spherical objects observed moving through trees, probing the area8/5/09
7/4/09 13:00LouisvilleCOUSALight10 minuts((HOAX??)) I was at a park at about 1 PM. I was on the swings. I looked up and saw three bright lights.2/14/10
7/2/09 22:08LongmontCOUSAOval2mina large orange orb that divided into 6 and lasted low on the horizon for 1-2 minutes8/5/09
7/1/09 23:00MontroseCOUSACircle10 secondssolid bright light hovering in sky.8/5/09
7/1/09 01:00CrestoneCOUSALightnot sureContinued white light presence in Crestone, Colorado8/5/09
6/20/09 21:17BoulderCOUSALight3-5 minutesLarge round, fiery looking light flying slowly from south to north over Boulder, Colorado at 21:17 MST 06-20-09.8/5/09
6/16/09 10:55CentennialCOUSAChevronitem hovers over airport for days8/5/09
6/12/09 23:00Fort CollinsCOUSALight2 minutesAmber light floating in one place, deposited several blue or green lights for 2 minutes before drifting away.8/5/09
5/31/09 18:00DenverCOUSADisk2 minutesCraft plummeted over Denver, CO, flashing orange and blue/green, flipping end over end, suddenly ascended rapidly out of sight6/9/09
5/30/09 16:48CentennialCOUSADisk30-45 secondsThis sighting occurred in Centennial CO, on 05.30.09 @ 16:48. I am located off of Picadilly St. & Netherland St., just north of Smoky H6/9/09
5/27/09 04:00Grand JunctionCOUSACircle5 secondsFour large lights in V formation, going fast, passed over my house.6/9/09
5/17/09 15:30Fort CollinsCOUSACircle2 minutesUFO moving out with jet following6/9/09
5/8/09 22:30HartselCOUSALight1 hourWE WERE NIGHT FISHING ON ELEVENMILE RESERVOIR WHEN WE NOTICED A FEW STRANGE LIGHTS ON THE WATER. MY BROTHER AND I HAVE FISHED SINCE WE6/9/09
5/7/09 21:30EagleCOUSAFlash10 MinutesMUFON/COLORADO REPORT: Anomalous flashing strobe lights seen over Eagle CO6/9/09
5/7/09 20:00AvonCOUSADiskabout 15 secondsMUFON/COLORADO REPORT: Low flying disc with flashing lights seen over Avon6/9/09
4/28/09 20:30CrestoneCOUSAFireball10 seconds04/29/09 Crestone Colorado White Fireball 10 seconds5/12/09
4/27/09 21:00DenverCOUSAOther5 MinutesFive lights moving behind cloud, none emerged.5/12/09
4/21/09 02:05Colorado SpringsCOUSATrianglea few secondsTriangle craft with dim lights traveling low at a high rate of speed with no sound over the Colorado Springs airport.5/12/09
4/20/09 14:00Fort CollinsCOUSADisk20 MINMOVED AT SPEEDS , ANGLES THAT ARE NOT NORMAL5/12/09
4/1/09 01:15BoulderCOUSASphereongoingSpheres of light over local municipal airport4/14/09
3/23/09 08:30DenverCOUSALight3 -4 secondsI don;t know if this is even any thing or not but I was watching Ten Thousand BC. 16 minutes into the movie is when I saw some lights i4/14/09
3/22/09 19:50LovelandCOUSACross15 minutesSilver metallic cross and ring with white lights hovering above the highway.8/5/09
3/17/09 11:42LakewoodCOUSAUnknown12 secondsTilted looking Object (like a forward slash ---> / ) moving from west to east.3/19/09
3/16/09 21:00Glenwood SpringsCOUSAFormation30 secondsPair of dull red lights silently fly over Glenwood Springs, CO3/19/09
3/14/09 14:15BoulderCOUSALight10-15 min.Light or small object, drifting slowly E-W on a clear afternoon. No sudden maneuvers, flew v. slowly.3/19/09
3/7/09 12:00PuebloCOUSADisk2 min.Dark, spinning object morphing into shapes.4/14/09
3/5/09 09:27Durango/Pagosa Springs (between)COUSACigar3-5 minutescigar shaped craft hovering over mountains3/19/09
3/1/09 21:30Colorado SpringsCOUSATriangle15 minutesUFO hovers off of mile marker 129 (Interstate 25) in Colorado Springs??3/19/09
2/26/09 20:40DenverCOUSALight20 secondsWitnessed V shaped lights moving without sound over Denver, Colorado for 20 seconds3/19/09
2/25/09 19:30Colorado SpringsCOUSADisk8 secondsbluish white colored disc flys silently across sky and vanishes6/9/09
2/11/09 20:15BoulderCOUSAOther7 minutesstrange hovering white light that eventually descended slowly3/19/09
2/3/09 16:30ThorntonCOUSALight5 minutesTumbling Star looking UFO above Denver3/19/09
2/3/09 05:42Highlands RanchCOUSAUnknown6-7 MinutesSW Highlands Ranch, CO 05:42 sighting of brilliant "falling" white light that STOPPED mid-sky & became horizontal strobe lit UFO...3/19/09
2/2/09 21:34LafayetteCOUSAOtheronly a few secondsCrescent shaped object travels through night sky near Boulder.3/19/09
2/1/09 04:00GunnisonCOUSACircle30 minutesHuge bright light followed us 30 miles!8/13/15
1/21/09 20:00PuebloCOUSASphere1min 45secs3 orange lights seen west of pueblo blvd and arkansas river3/19/09
1/4/09 05:30DenverCOUSASphere5 to 7 minuetsTwo orbs,,,one in Denver,,,,one in San Diego3/19/09
1/3/09 04:00LafayetteCOUSATriangle7-10 SecondsI completed a report on your site over a year ago and it was very brief and not as descriptive as I should have been in my initial repo7/6/10
1/3/09 04:00LafayetteCOUSATriangle7 secondsI was at a friend’s house in Lafayette Colorado to watch the predawn Meteor Showers at 4:00am. We were standing outside having a smoke1/10/09
12/29/08 22:45AuroraCOUSATriangle3 minutes3 triangle craft, 2 red and one yellow/amber3/19/09
12/29/08 00:30GreeleyCOUSATriangleLess than 3 minutes.Dark triangular form appeared, flew at a steady pace a few blocks over the treeline in Greeley, Colorado and then dissapeared.1/10/09
12/25/08 19:45ErieCOUSACircle2 minutesBright light has been in the sky for 2 months, noticed it moved position, then it took off.1/10/09
12/23/08 12:00ArvadaCOUSATriangle9 secondssilent v shape craft , no light's, moving west to east, circles on bottom from center and two down the "wings"8/27/09
12/19/08 06:30Highlands RanchCOUSATriangle3-5 secondsLarge, silent, slow, triangular UFO with 6 bright white lights traveling approximately 4 stories off the ground near Denver...06:301/10/09
12/15/08 07:30EnglewoodCOUSAUnknown1 minuteInvisible aircraft3/19/09
12/5/08 20:30Fort CollinsCOUSATriangle30 minutes3-4 intensifying lights, under telescope; triangles with color-changing and cycling lights1/10/09
12/2/08 13:00DenverCOUSAChanging10 minutesPulsed Contrail1/10/09
11/24/08 16:14DenverCOUSALightapprx. 5 min.Two twinkling, moving UFOs seen above the western horizon in Denver, CO.1/10/09
11/19/08 13:25Colorado SpringsCOUSAUnknown10-15secondsWhat apeared to be a white dot in a clear blue sky, was acually a sagnificant size unknown aircraft reflecting the sun1/10/09
11/17/08 16:45Castle RockCOUSACircle20 secondsSmall White Light Around Sundown1/10/09
11/13/08 23:00GreeleyCOUSAFireball5 secondsA streak of light went across the sky and then it suddenly got bright and took off into the sky and disapeared.1/10/09
11/10/08 06:30Pagosa SpringsCOUSALightAbout 10 min.Bright light hovering over city.1/10/09
11/8/08 19:30ArvadaCOUSALight5 Min.Bright, stationary lights, began to move slowly the accelerated and vanished1/10/09
11/6/08 21:30Colorado SpringsCOUSATriangle20 - 30 MinutesI was driving to work on November 06 2008. I stopped for Sonic to eat before work. I live very close to the back side of the locale air1/10/09
11/3/08 13:10GoldenCOUSAFlash15 minutesFlashing metallic objects not exhibiting typical flight charactaristics of any known aircraft I or anyone else there has ever seen.1/10/09
10/28/08 20:00WellingtonCOUSAOval4 secondsLime green glowing oval shaped bright light seen over Wellington, CO10/31/08
10/26/08 05:27Fort CollinsCOUSAUnknown20 secondsObject sited near Fort Collins, CO10/31/08
10/12/08 09:00Grand JunctionCOUSALightUFO's seen over a mesa4/14/09
10/10/08 20:40PuebloCOUSALight5 minutesIn the northwest sky, there were about seven lights moving slowly and flashing in and out if an extremely strange fashion.10/31/08
10/9/08 07:30PuebloCOUSALightLights in the sky.10/31/08
10/3/08 19:30CalhanCOUSACircle2 minutesREPORT FROM CHUCK ZUKOWSKI, INVESTIGATOR: Friday night around 7:30pm, I saw a large white circular light heading West to East in10/31/08
9/29/08 10:41LongmontCOUSATriangle45 secondsUFO might have been invisible to the naked eye but my digital camera got it!!!10/31/08
9/28/08 20:27CliftonCOUSALight1 minuteI SAW A LARGE OBJECT WITH TWO LIGHTS MOVING AROUND IN THE SKY10/31/08
9/27/08 20:40Castle RockCOUSALight45 minutes or soStar-like colored lights hovering very low, small plane had to sweve to miss it.10/31/08
9/26/08 17:30DenverCOUSAChanging5 min.Three moving craft near Lowry.10/31/08
9/21/08 20:30Grand JunctionCOUSAUnknown4 minunknow over Grand Junction co10/31/08
9/19/08 06:04WestminsterCOUSALight30 secondsStar like light that flew off into space then became no longer visible10/31/08
9/16/08 19:30LakewoodCOUSAFireball2 SecondsGreen light moving towards south at high speed.10/31/08
8/31/08 22:00Fort CollinsCOUSATriangle8 minutesTriangle seen in telescope. ((NUFORC Note: Possible "twinkling" star, we suspect. PD))10/31/08
8/30/08 21:30PlattevilleCOUSALight10 minutesFor about 10 minutes, my father and I watched a solid dot move in a zig-zag pattern across the night sky moving to the Northeast.10/31/08
8/25/08 02:30AuroraCOUSAEgg5 min.UFO seen in backyard10/31/08
8/21/08 18:50DenverCOUSADisk1-2 minutesSaucer shaped craft seen flying over downtown Denver from about 1-2 minutes.10/31/08
8/19/08 13:36AvonCOUSADiskTwo photographs Shot August 19th, 2008 of Saucer Shaped Craft at Beaver Lake in Avon, Colorado10/31/08
8/15/08 00:37Manitou SpringsCOUSAOval4-5 minwe saw flasing colors on an oval shaped saucer going in and out of the trees10/31/08
8/5/08 13:00LouisvilleCOUSAOther20 secondsI was at my friend's house playing in her back yard when I saw a strange metallic object painted red in most areas. The shape was un1/10/09
8/1/08 22:45BennettCOUSAOther1 minuteI was outside my house watching the star. It had been the first night for a while I could see them so clear. I was looking north over t8/12/08
8/1/08 15:00Denver International AirportCOUSALight5 minutesObjects of light seen below clouds10/31/08
7/31/08 22:30DenverCOUSALight5 secondsVery fast disappearing light in nighttime sky8/12/08
7/31/08 22:00Fort CollinsCOUSAFlash2 minutesThe strangest light I have ever seen, and the fastest accelleration I have ever seen.8/12/08
7/30/08 11:15LovelandCOUSATriangle5 secondssaw orange lights moving in formation8/12/08
7/21/08 20:50PuebloCOUSARectangle3 hoursON JUNE 21ST 2008 PUEBLO COLORADO ME MY WIFE AND 2 TEENAGE SONS WITNESSED A BRIGHT LIGHT AT APPROX 20:50.THE BRIGHT LIGHT WHICH COULD H8/12/08
7/13/08 18:30EnglewoodCOUSAChanging20 minutesPearl like object seen hovering over Englewood, Colorado8/12/08
7/6/08 21:00LongmontCOUSAFlash7seconds (?)It was on, or around 9pm last Sunday evening: a shot of sparks going from South to North.8/12/08
7/6/08 01:35Greenwood VillageCOUSAOval10 minutesI seen four white round objects8/12/08
7/4/08 21:40WestminsterCOUSASphere20-30 secondsThree spherical shaped objects flying in a triangle position and slowly rotating.8/12/08
7/1/08 10:00LittletonCOUSACircle5 minutesUFO seen in Littleton CO near airplane7/5/08
6/27/08 20:00BoulderCOUSAFlash10 secondsLight flash7/5/08
6/26/08 21:30CucharaCOUSALight30 minutesOrange Light UFO while camping near Cuchara, Colorado8/12/08
6/24/08 09:10ArvadaCOUSAOther10 minTwo objects seen (daytime) over Arvada Colorado7/5/08
6/23/08 20:00Canon CityCOUSAFormationOn my way home facing out toward the desert from the mountains, I saw 6 very bright white lights all turn on at one time. They stayed12/12/11
6/21/08 23:00Pueblo (100mi SW of)COUSAUnknown3minsaw object move in a zig zag motion. with a bright white light that changed and dimmed. the object moved rapidly to the eastern horizon10/31/08
6/21/08 18:30ThorntonCOUSADisk5 secondsI observed a silver disk directly above me in broad daylight in a highly populated area and it was watching me.10/31/08
6/20/08 12:30HaydenCOUSADisk10-15secondsObservered unmistakeable very bright metallic saucer/disc hovering and moving slightly7/5/08
6/14/08 20:50Highlands RanchCOUSAFireball1 minuteSilent orange/yellow/red fireball hovered then sped off7/5/08
6/9/08 23:36ParkerCOUSAFireball1 minA fireball swooped down over my friends and mines heads (50ft up) and ascended into the horizon opposite the one it came from.6/12/08
6/9/08 23:30ParkerCOUSASphere10 minutesFlying Ball of Fire in Parker Colorado6/12/08
6/8/08 21:10MonumentCOUSAOval3 minutesBrilliant shiny object passed over the house. ((NUFORC Note: Probably ISS. Please see table below. PD))6/12/08
5/31/08 23:05MillikenCOUSALight10 secondsBright, Flashing Flying Light Near Milliken, CO6/12/08
5/31/08 10:30Fort CollinsCOUSATriangle5 MinutesLARGE DARK-GREY TRIANGULAR OBJECT W/ SINGLE WHITE STROBE seen south of Fort Collins6/12/08
5/30/08 22:42San AcacioCOUSACylinder11 MinutesThe lights where spaced in a perfect triangle10/31/08
5/24/08 11:20LongmontCOUSAOther30 secondsDaylight sighting of two small objects at altitude moving against the wind.6/12/08
5/21/08 23:05MillikenCOUSALight10 secondsBright, Flying Lights Near Milliken, CO6/12/08
5/17/08 11:20Grand JunctionCOUSAFormation15 minFour bright objects 11 am over Grand Junction flight path, unexplainable.6/12/08
5/17/08 10:19Buena VistaCOUSASphere~10 sec.UFO in Buena Vista, Colorado6/12/08
5/9/08 22:05Boulder (Gun Barrel Subdivision)COUSADisk1;04The object made no noise, had no markings, and was not made in this world.6/12/08
5/5/08 21:45Colorado SpringsCOUSALight5 secondsan ambiant spotlight type object that flew very fast for 5 seconds heading from North to South then vanished.6/12/08
5/3/08 20:25GoldenCOUSATeardrop30-40 secondsThe metallic three pronged upside down teardrop object moved at a constant altitude and velocity Northwest in Golden, Colorado.6/12/08
5/3/08 11:28Greenwood VillageCOUSAOval3-5 secondsUFO hoovers then speeds by6/12/08
5/2/08 22:00ConiferCOUSAFormationstill goingMany lights on a hill moving around a bit. 500 Lights On Object0: Yes6/12/08
4/29/08 23:10LakewoodCOUSAFireball1 minThe UFO was a glowing green orb. with jet or helicopter flying behind6/12/08
4/27/08 20:45LovelandCOUSALight13 minuteseight bright red-orange lights in formation at night traveled from northwest to southeast over my house and disappeared instantly6/12/08
4/27/08 20:40LovelandCOUSAFireball10 - 15 min.we saw 7 fireball type objects in formation, moving from the northwest to the southeast.6/12/08
4/27/08 20:30LovelandCOUSACircle5minSeven round,bright orange lights seen, spaced evenly apart, moving in perfect unison without any sound.6/12/08
4/23/08 21:00BasaltCOUSAUnknown> 30 minutesfast moving, zagging; bright lights and hovering at times.6/12/08
4/17/08 22:03GreeleyCOUSATriangle5-10 secondsThree yellow circular lights in the shape of a triangle.6/12/08
4/16/08 23:00Grand JunctionCOUSAOval5-7 minsUnexplainable glowing craft moving oddly over the Grand Junction Airport6/12/08
4/3/08 19:30LittletonCOUSAOther10 MinutesDouble oval-shaped cigar shaped craft seen at high altitude, air traffic diverted4/17/08
3/14/08 21:00CarbondaleCOUSAUnknown15secGiant drill shaped craft crashed, viewed from Highway8/12/08
3/14/08 19:00DenverCOUSAOther2 minutesI saw two silver dots in the western sky as the sun was setting both were locked into a single position in the sky and then they were g3/31/08
3/10/08 19:54PuebloCOUSAOval45 secondsBy Pueblo Blvd. and Highway 50 red light 80 ft. high gives off steam trail as it descends to 50 ft., then disappears.6/12/08
3/10/08 07:30Fort Collins (near)COUSAOval3 to 4 secondsSlow moving ellipse lit from beneath by the early-morning sun.3/31/08
2/24/08 21:50MontroseCOUSAUnknown2 MinutesLoud humming dark craft passed overhead against a bright cloudy night.3/4/08
2/19/08 18:40LongmontCOUSATriangle1 hour+((HOAX??)) LONGMONT, COLORADO-MASSIVE TRIANGLE FOR ATY LEAST 1 HOUR3/4/08
2/17/08 20:00Fort CollinsCOUSALight4-5 minutesBright light seen over Northern Colorado foothills3/4/08
2/12/08 17:30Wheat RIdgeCOUSAChevron2-3minTen to twelve crafts spotted in Wheat Ridge CO at dusk February 12, 20083/4/08
2/9/08 00:00Fort CollinsCOUSALight2+ minutesFlashing amber lights in Northen Colorado3/4/08
2/5/08 21:00Colorado Springs/FountainCOUSATriangle15 minutesWitnessed multiple low flying triangular crafts with bright lights outlining its shape. Seen near military base.2/14/08
1/31/08 04:00CortezCOUSACircleufobright flas and gone.2/14/08
1/30/08 00:00DenverCOUSAOther45+Crescent shaped object with red, green, and white lights to the east of Denver.2/14/08
1/26/08 14:00DenverCOUSASphere10 minutesDistant white spheres seen by crowd on college campus2/14/08
1/22/08 21:00BoulderCOUSACircle7 secondsI saw a UFO2/14/08
1/20/08 09:20DenverCOUSAChanging7 minutesWhite object, ufo, changing shape, moving North of Denver2/14/08
1/19/08 19:30Grand JunctionCOUSALight30 minutesLights over Grand Junction Colorado2/14/08
1/15/08 22:10Canon CityCOUSADisk10 minuteslingering orange lights spotted in sky over Canon City, CO near Prison Facilities1/21/08
1/12/08 16:00LimonCOUSAUnknown30 seconcsAfter noticing a bright light in the sky, I watched it for a while until it vanished.1/21/08
1/9/08 12:00FlorissantCOUSAOther3hree minutesNot an Aircraft, very large, leading edge firy bright , irregular shape, duration of observation -three minutes.1/21/08
1/5/08 19:00PlattevilleCOUSAChevron5 minutes3 sets of 2 long lights in chevron shape1/21/08
1/2/08 21:00CraigCOUSALight2 hoursit was a light that changed colors and hovered in the sky for quite sometime ((NUFORC Note: Possibly Sirius. PD))1/21/08
12/24/07 20:15LongmontCOUSAUnknown5 mintuesTwo very bright sparkling objects seen while driving; one disapeared while the other one moved off slowly out of sight.3/4/08
12/24/07 18:50LakewoodCOUSALight15 minutesUnusually bright light seen next to very bright full moon3/4/08
12/15/07 21:15BoulderCOUSALight10 minutesSeven orange lights in the north sky at night gradually faded away.3/4/08
12/15/07 21:00BoulderCOUSACircle1-2 minutes5 large orange circles (looked like fire) that formed circle, then two disappeared and 3 formed a triangle, then disappeared.1/21/08
12/15/07 18:20DurangoCOUSALightapprox 2 minutesbright white light slowing moving across night sky.3/4/08
12/8/07 05:30BurlingtonCOUSAFlash5 secondsNearing Burlington, CO predawn on Dec 8, 2007 the entire horizon lit up in a huge semi-circular flash of purple3/4/08
12/5/07 17:00Colorado CityCOUSALight10 secondsBright halogen colored light.3/4/08
12/5/07 05:30BurlingtonCOUSAFlash5 secondsAn ear-splitting almost explosion-type burst that left the whole horizon a luminous semi-circle of purple3/4/08
12/3/07 08:00BoulderCOUSAOtherDriving"W" shaped UFO sighting in Colorado. 500 Lights On Object0: Yes3/4/08
11/29/07 12:34AuroraCOUSAUnknown1 or 2 minutes0n Thursday the 29th of November 2007 between 12:34 to 12:37 pm. My friend and I were at 225 and I70 near Fitzsimons.3/4/08
11/27/07 18:40Colorado SpringsCOUSALight2 SecondsFast moving green dot proceeding from west to east and disappearing into black sky.11/28/07
11/5/07 22:00Colorado SpringsCOUSATriangle5 minutesV shaped object spotted in night sky3/4/08
11/5/07 19:00WestminsterCOUSAOther10 SecLight colored spot moving across sky11/28/07
11/1/07 19:20Kit CarsonCOUSAOther4 seconds3 yellow haze colored lights almost you could touch them......11/28/07
10/31/07 20:50Colorado SpringsCOUSADisk2 MinA saucer, flying only about 50 feet in the air, right above the middle of Colorado Springs. ((NUFORC Note: Student report. PD))11/28/07
10/29/07 05:00LittletonCOUSAFlash1 minuteBright Orange streak in Littleton Colorado sky Oct 2007. ((NUFORC Note: Possible high-altitude contrail, perhaps. PD))3/31/08
10/25/07 19:36DenverCOUSAChanging2-3 minutesViewed a silent, grey, shape shifting ufo fly over the nearby Denver Pepsi Center at 9:36pm.11/28/07
10/15/07 16:00AuroraCOUSASphere22 minutesSpherical metallic object seen in broad daylight above University Hospital.11/28/07
10/15/07 07:10Colorado SpringsCOUSAUnknownA invisible craft with a blue flame[s] behind it.3/4/08
10/10/07 23:05NorthglennCOUSATriangle15 secondsHovering triangular shape seen with flashing lights seen in Colorado11/28/07
10/10/07 22:00FlemingCOUSACircle10 minutesUFO SPOTTED, FLEMING COLORADO11/28/07
10/10/07 04:00DenverCOUSAChanging45 minutes+Huge lighted cluster in the eastern sky. ((NUFORC Note: Sighting of Venus. PD))11/28/07
10/9/07 05:50LovelandCOUSADiamond:30 minutesStationary white starburst light sighted over the Colorado eastern skies at 0515 until 0540.11/28/07
10/6/07 21:00SedaliaCOUSALight5 min.Two orange pulsing lights, seemingly connected, and hovering in sky10/8/07
10/4/07 21:10Denver/AuroraCOUSARectangle10 secondsStealthy object enters atmosphere, conducts surveillance of Denver and Arapahoe counties in Colorado10/8/07
10/2/07 23:00Colorado SpringsCOUSATriangle20 mins.the second object appreared suddenly, then flickered out as the first object returned the way it had come.10/8/07
9/30/07 21:45LovelandCOUSAFormation10 seconds3 circular object formation or triangle over Loveland, CO10/8/07
9/22/07 19:20San AcacioCOUSADiamond20-40 Minutesdiamond shape translucent ship over New Mexico10/8/07
9/22/07 19:15San PabloCOUSADiamond30 minIncredibly pure white, bright light, hanging motionless, low in s sky just after sunset Sept. 22. ((NUFORC Note: Jupiter? PD))10/8/07
9/17/07 02:00Snowmass VillageCOUSALight1 to 2 hoursBright white lights bounced around in sky over Colorado Springs for 1 hour approx. on Sept. 17, 200710/8/07
9/16/07 01:00BoulderCOUSATriangle9 secondsA large triangle craft, with about 20 red lights blinking once per second. The craft appeared to be very large, about twice the size of10/8/07
9/15/07 01:23DavisCOUSASphereseen green sphere cross sky in a sight ark left to right10/8/07
9/12/07 09:35Colordo SpringsCOUSAIn flight over Colorado Springs I saw a very bright light surrounded by many smaller lights on 9/12/07 9:35am10/8/07
9/12/07 03:00AuroraCOUSAEgg5 minsTwo flashing objects in night sky.10/8/07
9/10/07 21:39LovelandCOUSATriangle30-35 secondsWhite triangular lights seen over Loveland Colorado10/8/07
9/6/07 14:40EnglewoodCOUSACylinder20 Min. +In the Englewood CO. sky was a stationary flat-black cylinder about 500-600 feet above the ground10/8/07
9/2/07 11:00LovelandCOUSATriangle2 minutes4 Synchronized Lights Flying above Loveland10/8/07
9/1/07 05:30CrestoneCOUSATriangle30 minutesTriangular lights spotted over Challenger Peak Area from Crestone, Colorado. ((NUFORC Note: Sighting of Venus?? PD))10/8/07
8/25/07 13:00AlmontCOUSACylinder2 hoursBoth can bee very huge in size. ((anonymous report))4/7/17
8/23/07 22:00CortezCOUSAOther5 minutesA football field size bright light with a multicolored beam in the middle10/8/07
8/21/07 15:40DenverCOUSACigar1 minuteShiny metallic cigar shape (probably saucer) object travelling above Denver metro area.10/8/07
8/21/07 09:55DenverCOUSARectangle60 to 90 secondsLarge white rectangular UFO over Denver10/8/07
8/18/07 00:45Commerce CityCOUSADisk10 secondsclose encounter12/12/09
8/17/07 20:39Zapata FallsCOUSAOtherSecondsWas moving left to right at a high rate of speed.10/8/07
8/15/07 14:00Ft. Lupton (near)COUSAOther2-3 minutesVery strange, very fast flying object near Boulder Colorado10/8/07
8/12/07 23:45BrightonCOUSALight15 SecondsZigzagging Object during meteor shower10/8/07
8/10/07 05:25BoulderCOUSAChanging5-7 minutesEarly morning Boulder, CO UFO sighting with photos8/14/07
8/5/07 17:30DenverCOUSACircle1-2 min.Circular object flying up and into the clouds before a storm.8/14/07
8/1/07 20:45FalconCOUSAChevron8 seconds total or lessHuge crescent shaped object, emerged from a distorted area of the sky.1/21/08
7/28/07 14:30HooperCOUSADisk2-3 minutes3 craft sighted by several witnesses in clear daylight conditions. Timepiece anomoly also occured8/7/07
7/28/07 14:30HooperCOUSADisk25 minutesEvent happened during UFOlympics at UFO Watchtower and I was with Stan Romanek.8/7/07
7/28/07 14:30HooperCOUSAOther3-4 minutes2 UFO's spotted over Hooper, Colorado8/7/07
7/28/07 14:30HooperCOUSADisk3 to 5 min.Many watch as two UFO’s merge then separate8/7/07
7/28/07 14:30HooperCOUSADisk1 minuteSaw two craft in close proximity to each other, stationary at distance of several miles, with photographic confirmation, in daylight.8/7/07
7/27/07 00:00Colorado SpringsCOUSALight10-15 minwhile laying in bed a little before midnight a bright red light caught my eye. it was was quite a distance from the window and was gli8/7/07
7/22/07 22:12Wheat RidgeCOUSATriangle20 minutesTriangle Bright light formation flying sideways8/7/07
7/10/07 22:00PowderhornCOUSADisk5 minutesA close night sky incounter.7/3/13
7/4/07 22:15LovelandCOUSAOther30 minutesCrescent shaped bright object with green and red edges seen through telescope.10/8/07
6/20/07 22:25DenverCOUSACircle+/- 2min.Two UFO's seen above Denver sky. ((NUFORC Note: Space Shuttle w/ ISS?? PD))8/7/07
6/19/07 22:05Colorado SpringsCOUSALight10 seconds2 bright white lights seeming connected flying faster than any plane or military craft;.then disappeared. ((NUFORC Note: ISS?? PD))8/7/07
6/19/07 22:00AuroraCOUSAUnknown4 minutesTwo fairly bright white lights moving in tandem. ((NUFORC Note: Witness addendum states that object was not Space Station. PD))8/7/07
6/19/07 10:30Glenwood SpringCOUSALight3 minutestwo bright non-blinking lights travelling relatively close to one another just vanishing over the mountain.8/7/07
6/9/07 12:45ArvadaCOUSAChevron4 minutesWe thought we were looking at a kite until it started to move strangly.6/12/07
6/8/07 13:45TrinidadCOUSADisk16 Min.Shiny object hovering, egg shaped , silver moving back & forth in one spot for about 14-15 minutes at 1:45pm then vanished.1/10/09
5/27/07 21:00DenverCOUSATrianglestill going on2 sets of 4 crafts each in V formations completely stationary.6/12/07
5/20/07 23:54DenverCOUSATriangle20 SecondsFlying object with Triangular shaped aura spotted in Denver6/12/07
5/10/07 01:00BoulderCOUSACircle15 minutesStrange formations, bright blue/ red / green lights forming in different locations in Boulder.6/12/07
5/2/07 20:20DenverCOUSAOval30 secondsFast moving oval bright orange/amber domed object at low altitude.6/12/07
5/1/07 20:38ParkerCOUSACircle1 minuteStrange lights over eastern Colorado6/12/07
4/28/07 20:00DenverCOUSALight5 secondsTwo lights that appeared connected moving very quickly SW to NE (faster than any commercial plane or military jet) across the sky .6/12/07
4/20/07 23:00RifleCOUSAFireball30 secsI noticed the ground light-up4/27/07
4/20/07 23:00Fort CollinsCOUSASphere3 secondsLooking towards the mountains (west) from fort collins, co. A large, bright green, spherical object appeared suddenly and proceeded to4/27/07
4/20/07 22:00LittletonCOUSAFireball4 secondsOn April 20, 2007, at approx. 10:00 PM, blueish fireball descends low near downtown Littleton, CO. ((NUFORC Note: Meteor?? PD))4/27/07
4/17/07 17:25DenverCOUSACircleabout 1 minuteDaylight sighting of unknown object.4/27/07
4/15/07 22:00GunnisonCOUSALight2 min.giant bright white light moves autonomously and travels EXTREMELY fast. SILENT!12/12/09
4/12/07 20:45Colorado SpringsCOUSATriangle30 secTriangular light configuration indicated low flying hover-craft in fog and snow above Powers Blvd.4/27/07
3/31/07 21:48DeltaCOUSACross30 minSaw a green and red glowing cross in the sky4/27/07
3/20/07 02:20RidgewayCOUSAOtherUFOThere were nine or ten of these object flying everywhere and seemed to come from the dull star in the West.4/27/07
3/20/07 01:00Fort CollinsCOUSACylinder10 minutesOn my way to work going North on I-70 from Fort Collins Colorado to Cheyenne Wyoming. Noticed a very bright white light in the dista4/13/10
3/19/07 11:22Colorado SpringsCOUSATriangle1 dayAir Force fired projectiles of some sort at alien craft and hit them directly, causing all of the craft fired upon to hit the ground.4/27/07
3/15/07 19:00DeltaCOUSACone20 minutesSpotting two UFO's at night, one landing the other taking off, plus one other on the ground the very next day.4/27/07
3/13/07 23:00EnglewoodCOUSADiamond5 secondsAt exactly 10:45 pm,we are going into our building to clean, my husband said stand beside me and we gonna see something in one minute!4/27/07
3/11/07 19:45LongmontCOUSALight5 MinutesThree stationary red/white lights in eastern sky6/12/07
3/7/07 18:58TrinidadCOUSALight2 minI observed a white light at what appeared to be a very high altitude, moving from West to East at an extremely high rate.3/8/07
2/23/07 07:39DenverCOUSAUnknownsecondsStrange object behind a weatherman giving forecast.3/8/07
2/16/07DenverCOUSAOtherCracked windshields reported in at least 10 - 15 planes. Pilots reported no debris while in flight. Bad weather in midwest and in/near2/24/07
2/7/07 20:20PeytonCOUSALight45 secHelicopter following light, Peyton Colorado2/24/07
1/25/07 15:30AuroraCOUSALight30 sec.2 balls of light "chasing" each other at high rate of speed2/1/07
1/4/07 06:20LongmontCOUSAFormation35 secOn the way to work I noticed what looked alot like a band of meterites falling onto the earth but with the exception that they were fly2/1/07
1/4/07 06:15ArvadaCOUSACylinder15 secondsLarge Cylinder shaped object, going very slow from North to South, below the moom2/1/07
12/30/06 20:20DenverCOUSALight40 mins.Colorado Southeastern sky. ((NUFORC Note: Possible sighting of the star, Sirius?? PD))2/1/07
12/21/06 12:00MorrisonCOUSAOther3-5 minFuzzy black box hovering mid day on winter solstice at Red Rocks caught on video.7/5/08
12/16/06 18:45DenverCOUSALight1 + hourCircling White bursts of light traving northbound in Denver, CO December 16, 2006 (6:45 pm to 8:00 pm) ((Advertising lights???))2/1/07
12/15/06 15:00LittletonCOUSAOval30 - 60 secondsBlack oval / disk shaped craft banks around low white puffy cloud.4/27/07
12/13/06 05:00NorthglennCOUSALightapx. 15 minsIt was apx. 5am Wednesday morning.I work graveyard shift out on the oil fields. My boss and three other employees get a ride to and fro12/14/06
12/8/06 21:45EnglewoodCOUSATriangleapprox. 3-5 sec.3 lighted triangle thing disappeared to the dark sky in seconds12/14/06
12/7/06 19:30ParkerCOUSACigar30 SecondsLine Of light12/14/06
12/6/06 08:00DenverCOUSAOval30 secondsOval object travelling west over Denver skyline flanked by two jets2/1/07
11/24/06 22:00Colorado CityCOUSAOvalapprox.5 daysRight in front of my house I saw red and blue flashing lights at first I thought it was a plane but then I noticed that it was hovering2/1/07
11/21/06 23:10LakewoodCOUSALight2-3 minutesBlue light sighted low on Southern horizon moving in very strange and erratic patterns.12/7/06
11/17/06 05:30AspenCOUSALight30 minutes +High object over Colorado moving erraticly, starting and stopping, zigging and zagging, just before daybreak!12/7/06
11/13/06 17:00LittletonCOUSAOther2 MINI WAS ON MY WAY HOME WHEN I SAW I FLASHING LIGHTS THAT WOULD LOOK LIKE AN AIRPLANE BUT IT TURNED BACWARDS AND AIRPLANES CAN NOT GO BACK12/7/06
11/13/06 12:00Colorado SpringsCOUSAOther7 secondsA calculated experience with another dimension.12/7/06
11/8/06 21:45DenverCOUSATriangle10-15 SecondsSilent and Triangular shaped craft passes above Denver residence12/7/06
11/8/06 17:04Pagosa SpringsCOUSATriangletriangles over the mountains2/1/07
11/8/06 00:00DenverCOUSAFormation30 seconds4 Bright objects fly in formation over downtown Denver and the Platte River.12/7/06
11/7/06 19:00Fort CollinsCOUSARectangle1 minBright blue rectangle ufo pass over2/1/07
11/4/06 18:30DurangoCOUSALightapprox 2 minutesbright white light in night sky.3/4/08
11/4/06 04:48ThorntonCOUSATriangle1.5 MinTriangular Shaped Craft with a bright light on each tip12/7/06
10/19/06 18:50BoulderCOUSATriangle1minThree people see a illuminated V shaped object fly over them at night, fast, low, silent, making 2 passes.10/30/06
10/12/06 22:30BoulderCOUSATriangle10 secondsObject appeared for about 10 seconds triangle shape10/30/06
10/7/06 02:00DenverCOUSAOther15 to 20 minutesTriangle like object appears, lands then dissapears near littleton hospital10/30/06
10/6/06 22:30BrightonCOUSAOther15 secondsCraft with lights hovering over houses at night10/30/06
10/3/06 19:00BaileyCOUSASphere10-15 minutesColorado 10/03/0610/30/06
10/2/06 17:00DenverCOUSAChevron30 secsMy sister and I grew up in a model aviation building/flying family and we both have a keen knowledge of the state of aviation art in fl10/30/06
10/1/06 23:30Pueblo WestCOUSALight5 minutes4-5 bright whitish-orange lights in Pueblo West, Colorado on 10/1/06 at 11:30 p.m.12/7/06
10/1/06 23:27MonumentCOUSAOther<10 secondsFour bright star-like objects, observed from Monument, CO, 2317 hrs, 10/1/06, traveling SW-NE at high rate of speed, no sound, <10 sec.10/30/06
10/1/06 23:20SedaliaCOUSAFormation30 seconds5 bright, totally silent, fast moving lights viewed in night sky near Deckers, CO on 10/01.10/30/06
10/1/06 23:20Cripple CreekCOUSAFireball15 + secondsFireball object in Western Sky10/30/06
10/1/06 23:20Grand Junction (15-20 milesCOUSALight1 minute6 LIGHTS FLOATING OVER DEBEQUE CANYON10/30/06
10/1/06 23:20SilverthorneCOUSALight10 secondsI saw about six lights coming toward our house in a straight line, and one at a time from the furthest away, they went out.10/30/06
10/1/06 23:20Boulder (foothills of)COUSASphere6 seconds4 very large bright spherical objects -- one green, the others red or orange -- moving at high speeds upward in linear series10/30/06
10/1/06 23:17CascadeCOUSACircle15 secondsI was standing on my deck facing east when I saw orange objects fly from north to south. They appeared to maybe be comets but I cannot10/30/06
10/1/06 23:15Edwards/Vail (between)COUSAFormation2-3 min.Globular formation of 5-7 bright ball lights seen first and last as "shooting stars" by driver on I-70 near Vail, Co.2/24/07
10/1/06 23:15Canon CityCOUSALight1 1/4 minutesLarge bright light with aura, "fireworks" features, then several distinct white lights10/30/06
10/1/06 23:15Pueblo WestCOUSASphere10 secondsStrange Lights in the Sky Over Colorado October 1, 200610/30/06
10/1/06 23:15DenverCOUSACircle30 secLarge bright white light with evenly spaced smaller lights in trail east of Denver moving northeast, as seen by airline pilot at FL38010/30/06
10/1/06 23:15McCoyCOUSALight1.25 minutesFour silent lights flew over our home.10/30/06
10/1/06 23:15FairplayCOUSAUnknown30 secondsSix orange lights observed in the sky by three people, moving at constant speed and altitude from south to north.10/30/06
10/1/06 23:15HartselCOUSAFireball1 minuteSeveral glowing objects gracefully and silently following each other moving south to north in eastern sky 500 to 1000ft high10/30/06
10/1/06 23:15BoulderCOUSAOval30 secOctober 1, 2006 meteor reported across skies of Arizona, New Mexico, and Colorado10/30/06
10/1/06 23:00CucharaCOUSA60 secondsThere appeared to be about six very very bright glowing white ball shaped objects.10/30/06
10/1/06 21:35Tin CupCOUSAChanging10 secondsFour tightly packed objects glowing green moving at 150 mph 1/4 mile away spread out equally spaced within 2 seconds.10/30/06
9/26/06 21:00Idaho SpringsCOUSAUnknown2 minbright lights stanley rd.10/30/06
9/22/06 19:00LouisvilleCOUSALight1 minuteMy 6 year old took a picture which he then discovered had a ufo in it.10/30/06
9/21/06 21:00BrightonCOUSAFormation1 hourThis object in the sky consisting of lights, was low, and seemed interested in following my movements on the ground.10/30/06
9/13/06 20:45WindsorCOUSACigar15 minYellow flying object10/30/06
9/5/06 05:25Firestone/FrederickCOUSAFlash30 SECONDSFOUR BRIGHT CAMERA LIKE FLASHES IN DIFFERENT AREAS10/30/06
9/2/06 14:00FalconCOUSAChanging30 secondsWhite daytime object observed, changed shape and continued to climb out of sight, first fast then slowed then fast again.10/30/06
9/2/06 03:02CraigCOUSALightest 2mins.Unusual Light Over The Rockies10/30/06
9/2/06 03:02CraigCOUSAupon reading the report of a UFO sighting in Craig colorado on September the second 2006 I can not but find trouble with this report. I12/7/06
8/29/06 06:45Colorado SpringsCOUSAOval10 minutesUFO in Colorado Springs/Manitou Springs area10/30/06
8/19/06 22:00Fort CollinsCOUSACircle10 Secondsfort collins circle ufo bright then starlike dim moving south near concert downtown b52 concert10/30/06
8/15/06 20:30LakewoodCOUSAFireball5 secondsA semi-bright glowing craft zooming quickly from east to west10/30/06
8/12/06 17:00BoulderCOUSATriangleongoingUFO craft shaped triangular burn (1" x 3/8") on left wrist10/30/06
8/9/06 23:00LakewoodCOUSADisk8 minutesi was walking outside my house late one night and i saw about four bright saucer shaped craft floating low almost at the tree line.(i l10/30/06
7/29/06 13:35WestminsterCOUSACigar1-2 minutescigar shaped segmented flying object sighted over Broomfield / Boulder CO10/30/06
7/28/06 04:40LovelandCOUSAFormation1 minute3 object formation over Loveland, CO10/30/06
7/13/06 11:00AvonCOUSALight1 minuteTwo solid white lights flying in formation over the Colorado Rockies7/16/06
7/12/06 23:00HooperCOUSADiskLuminous disks slowly moving north in the sky over Colorado highway 1710/30/06
7/10/06 12:00LongmontCOUSACircle3 min.white orbs or lights following plane then leaving plane to "dance" and suddenly shoot off to the south.10/8/07
6/30/06 22:30LongmontCOUSARectangle15 minutesblue light orange light then green light flickered on and all lights went out, football field size covers the night sky, low and slow4/3/15
6/30/06 11:00DenverCOUSAOther10 secondsV Shape ufo over my head silent moving with no light on about 200 yards above blocking out the star in the sky in Denver, Colorado11/21/10
6/23/06 11:57DenverCOUSADisk+/- minDaylight Disk near Denver7/16/06
6/18/06 13:50Colorado SpringsCOUSATriangle30 secondsMetallic, triangular object spotted hovering in broad daylight near NORAD.7/16/06
6/16/06 15:00Rocky Mountain National ParkCOUSASphereseveral minutesA silver sphere floating through Rocky Mtn National Park12/12/09
6/15/06 10:00Canon CityCOUSATeardropless than 10 secondssingle teardrop shape with flat bottom seen in mid-morning commute10/30/06
6/15/06Colorado (location unspecified; from Amtrak train)COUSADisk30 sec.Sister on an Amtrak train going through Colorado took photo of objects that I had seen in 1992. The month was june of 2006. Links to im10/30/06
6/12/06 16:30WestminsterCOUSACircle5 MinutesEight circular objects destroyed one of their own.3/4/08
6/10/06 23:00Sanford areaCOUSALight2 minutesTwo lights came in form the south, SW direction the front light was dimmer and the back light was brighter then the planet Jupiter. Jup10/30/06
6/4/06 23:00Denver near AuroraCOUSARectangle15 minutesrectangle bar of yellow glow with blue flicking lights surrounding it7/16/06
6/2/06 10:40Colorado SpringsCOUSATeardrop10-12 secondsCraft near AFB followed aircraft then proceeded south at a constant rate through changes in direction and elevation7/16/06
5/15/06 12:00LittletonCOUSAOther5-10 minsDozens of tiny specks floating, pulses of light, green object; comet like10/30/06
5/10/06 09:45DenverCOUSACigar30 secondsI saw a bright white cigar shaped aircraft moving slow across the sky and suddenly disappear.5/15/06
5/6/06 07:45WestminsterCOUSALight10 - 15 secondsLights moving in triangle formation5/15/06
4/24/06 04:30Colorado SpringsCOUSAUnknownwhile I am in hereThis one is no obect- it moves about and doesn't seem to ever need any sleep though.5/15/06
4/15/06 02:00DenverCOUSAOval3 SECONDSGREEN BRIGHT LIGHT OVER DENVER5/15/06
4/13/06 20:30DenverCOUSATriangle10-15 secondsSpeedy Craft captured in photos over Lake Marston, Denver.5/15/06
4/12/06 13:51Golden/ Boulder (between; 2 mi. S. of Rocky Flats)COUSAFormation5 minsSeveral reflective flying objects, making strange formations w/liquid like motion in broad daylight near Rocky Flats (Have Photos).5/15/06
4/8/06 11:05Fort CollinsCOUSAChangingStill thereI'm still watching it. Its right in the path of several jets. Must be a traffic lane or something. I can't video it. Its to hard to fin5/15/06
4/8/06 11:05Fort CollinsCOUSAChangingStill thereWatching Con. trail of jet and noticed what appeared to be a star next to it. Grabbed binocs and noticed shiney metal object in two rou5/15/06
4/4/06 02:30Colorado SpringsCOUSACircle1 hourCircular Bright White Flying Saucer.5/15/06
4/1/06 08:00WestminsterCOUSALight10 secondsSingle hovering light departed north5/15/06
3/29/06 17:50LongmontCOUSAOtherfive minutesThree black flying figures in the sky heading east during rush hour.5/15/06
3/24/06 21:30Greenwood VillageCOUSALight15 secBlue ball of light with svrl trails shot across the sky5/15/06
3/14/06 20:00GoldenCOUSACircle40 secondsWe saw a bright large white light in the sky that was moving and then disappeared.5/15/06
3/14/06 08:00Colorado SpringsCOUSAFlash5 secondsCamera like flash of light that lit up the sky followed by a second flash5/15/06
2/24/06 15:15ParkerCOUSASphere4 mins.Saw object and thought to be a bird or balloon. Object moved in a large circle, then moved east and then turned and moved south until3/11/06
2/21/06 20:52LongmontCOUSALight10 secondsDo Shooting Stars TURN? Longmont, Colorado, 02/21/2006,3/11/06
2/13/06 17:30EvergreenCOUSALight45 minutesThis is the third time this week I've seen a lighted object (maybe lit by the sun?) hovering and moving slowly west of Evergreen. This2/14/06
1/21/06 16:15AuroraCOUSALight10 minutesApparent bright sundog, brilliant aqua green, yellow and pale orange2/14/06
1/12/06 16:34LittletonCOUSADisksecondsDiamond shaped light above foothills near Rockies2/1/07
1/8/06 06:05AuroraCOUSALight30 secondsAn aircraft that is so close and no noise?2/14/06
1/3/06 23:55DenverCOUSAFireball2 minA flash of light hovering over a lake.2/14/06
1/3/06 09:00FountainCOUSAUnknown5 minObject hovered low over homes, we followed it for several minutes.2/14/06
1/1/06 15:45Castle RockCOUSA5 to 10 min.Bright light in early sunday afternoon sky, looking west nothing else in sky but the sun.2/14/06
12/28/05 20:30Fort CollinsCOUSALighthourCircular lights ran pattern over and over in sky2/14/06
12/22/05 19:30PaoniaCOUSACircle2 hours 2 nightsorb pulsating changing colors and stationary for extended hours and vanished later. Second night.2/14/06
12/20/05 17:25GoldenCOUSALighthour and a half on and ofMUFON/COLORADO REPORT: 9 obj's that appeared to be bright hovering lights, then lit up, dimmed, moved to the E and began blinking.2/14/06
12/15/05 06:10YumaCOUSAOther30 SECONDSAt appro. 6:10 a.m.I noticed,in the eastern dawning sky,2 stars(1 moving).Object was very high in the sky as I probably was seeing sunl12/16/05
12/13/05 18:00EnglewoodCOUSACircle10 secondsI was in the car looking at the sky at about 6:00 a.m. and I look over to see a gold light glowing across the sky for about two seconds12/16/05
12/5/05 22:00CentennialCOUSAFireball3 SecondsCircular glowing object falls and the disappears.2/14/06
11/19/05 19:55DenverCOUSACigar20 MinutesCigar shaped object over the frontyard of my house flashed green and orange lights in my face.5/15/06
11/12/05 19:00Colorado SpringsCOUSACirclesaw a white circle in the sky.3/11/06
11/10/05 20:30ThorntonCOUSALightsecondsGreen light fell from sky12/16/05
11/9/05 05:25LittletonCOUSAUnknown3 secondsBright white object in Littleton, CO12/16/05
11/8/05 04:45Steamboat SpringsCOUSAUnknown1.5 minSlow moving craft made no sound, had incredibly bright lights that didn't illuminate the trees or ground. 500 Lights On Object0: Ye2/24/07
11/3/05 21:30LongmontCOUSACircle45 minutesThree green spheres flew above us for nearly 45 minutes in Longmont, CO. ((NUFORC Note: Possible advertising lights?? PD))12/16/05
11/3/05 17:40VailCOUSADisk5-6 secondsMUFON COLORADO REPORT: Glowing disc seen below clouds.11/8/05
10/25/05 20:35Canon CityCOUSALight5 mins10/25/05 8:30pm several lights floating in sky and disappeared one by one11/3/05
10/24/05 17:20DenverCOUSAChanging25 minutesThe objects were reflective and the movement was not wind driven and appeared in the field at once.11/3/05
10/20/05 22:00PuebloCOUSAUnknown45 minutesA bright white light hovered over Pueblo Blvd. bridge over the Arkansas River, about 30 ft. above traffic, but no traffic seemed to see3/4/08
10/20/05 18:00LovelandCOUSAChanging2 minutesI witnessed five lights that became stationary and moved in to a pattern that looked like the number five on a dice.9/28/17
10/20/05 14:10DenverCOUSACigar1 minuteSilver Cigar Shaped object flying over I-25 downtown Denver at 2pm on a clear day11/3/05
10/16/05 21:00BoulderCOUSALightabout 10 minsIt was around 9pm and I was at just going out side for a cigg. break. And i looked up in the sky and seen a bright red and yellow light10/20/05
10/16/05 18:15Colorado SpringsCOUSATriangle2 min.Black triangle spotted in Pikes Peak region and slowly fades from sight.12/16/05
10/14/05 21:00DenverCOUSALight5 minutesStrange light in the sky shoot off through the sky after several minutes of hovering.10/20/05
10/14/05 13:30LittletonCOUSACircle30 minutes10-14-05 Littleton, Co. 30 minutes 2 objects, one stationary, the second moving high rate of speed to the North-West11/3/05
10/9/05 20:30EagleCOUSATriangleUnknownMUFON COLORADO REPORT: Triangular craft seen in vicinity of Eagle County airport.11/8/05
10/7/05 22:00CliftonCOUSALight20 minutesFour diffused indiscriminately-swirling lights followed me while I was driving; by the time I reached my house, there were only three10/30/06
10/3/05 21:40Castle RockCOUSAOval1hrOn Monday october 3, 2005, I spotted two spaceships in the sky. The first spotted ship was what seemed to be a bright star, when it st10/11/05
10/3/05 21:30BoulderCOUSAChevron45 secondsLow flying, silent, muted white lights on a chevron shaped glider10/11/05
10/2/05 18:20StrasburgCOUSAOval15 minMetallic oval or cylinder , daytime, visable for 15 min, splits into 3 objects,Strasburg Colorado10/11/05
9/30/05 21:45PuebloCOUSATriangle20 SECTRIANGLE IN THE SKY10/11/05
9/28/05 01:00Colorado (site unspecified by witness)COUSAFireballI went outside to have a cigg. before I go to bed , and about 2 minutes after looking up at the sky a blue and orange something shoots10/11/05
9/24/05 23:00Colorado SpringsCOUSAFlash6 MinBright Flashing extremely white lights.11/3/05
9/24/05 00:30TrinidadCOUSAUnknown:012 large white lights moving N/NE. (We were facing North) Each light was about the size of Mars in the night sky. There was no sound, n10/11/05
9/22/05 21:00RifleCOUSALightminuteBrillant Large Light10/11/05
9/19/05 20:20BoulderCOUSACigar10 secondsBOOMERANG shaped. no lights on craft. Nighttime sighting. DEFINITLY under intelligent control. utterly silent.10/11/05
9/16/05 05:49LovelandCOUSAOther10 secondsBright starlike object slowly fades at initial viewing10/11/05
9/12/05 20:56Fort CollinsCOUSALight20 secHow aircraft shouldn't move10/11/05
9/10/05 21:00Alamosa (Madano Pass)COUSAUnknown5-10 minutesLight in NW sky appears to be a planet, then moves off to west at a HIGH rate of speed.9/15/05
8/26/05 08:30VailCOUSASphere15-20 secondsMUFON COLORADO REPORT: Sphere shaped UFO that disappeared and gave off strange visual effects.11/8/05
8/19/05 19:45CentennialCOUSACigar1 minuteBright Cigar-shaped Object in Centennial Sky Moves Slowly then Disappears10/11/05
8/16/05 22:10AuroraCOUSALight10 secondsFlashing light Ascends quickly in the night sky10/11/05
8/12/05 22:30LongmontCOUSALight5-7 secondsSpeed Changing BRIGHT blue "shooting star" seen over Longmont, Co 10:30p.m. Friday 12th August. Witnesses: 2(could be more;public)9/2/05
8/6/05 23:00LovelandCOUSALight30 secondsFlashing light with no running lights inbetween flashes over NE Colorado9/2/05
8/4/05 20:26Snowmass VillageCOUSAOthervery shortWe have a very clear photo taken on 8/4/05 of a UFO that looks like a lighted candle atop a translucent dish - 6 bright balls of light9/2/05
7/30/05 19:00LovelandCOUSAUnknown35 minsLights to the west over the mountains9/2/05
7/23/05 01:45LittletonCOUSALight5 secondsBeautiful blue light flashes by me.9/2/05
7/17/05 23:00LovelandCOUSALight1.5-2mintriangle, lights, front range, co, summer 052/24/07
7/16/05 17:00Weld CountyCOUSALight2 minmetallic craft hovering over missle silos in weld co colorado on clear day clearly visable9/2/05
7/14/05 01:45Palmer LakeCOUSALight1 hourMysterious flashing stars appear and disapear in night sky.9/2/05
7/13/05 10:50AuroraCOUSALight1:00we saw a flying something in the sky it was flying southeast it looked like a star or shooting star but it wasn't. It was flying for a7/15/05
7/4/05 20:00Colorado SpringsCOUSACircle1 minuteGolden orb seen over Colorado Springs7/13/05
7/1/05 14:00SedaliaCOUSAOther20 secondsFast hummingbird UFO possibly? Speed and sounds never heard.9/2/05
6/30/05 11:45Fort CollinsCOUSACircle10 min3 discs in V formation rotating in sun, and changing formation of foothills of Fort Collins Co.,7/13/05
6/27/05 21:00Colorado SpringsCOUSATriangle1-3 minetscolorado springs, colorado saw a object at night 3 multi-colored lights5/15/06
6/24/05 03:00Grand JunctionCOUSACircle10 SecondsBright White Circled Craft passes over Grand Junction.12/16/05
6/19/05 12:15Palmer LakeCOUSADisk45 secwhite silver disk moving fast instantly reversed direction and sped off7/5/05
6/17/05 18:30DenverCOUSAOval5-10minthis thing caught my eye and i was stunned to see this object in the sky ,the way it moved told me it was not an airplane!!!!!!!!!9/2/05
6/14/05 11:00DenverCOUSADisk2 minutes3 Saucer Shaped Light Metallic Craft observed flying below a United Airlines Flight out of Denver.7/13/05
6/10/05 01:00Grand JunctionCOUSACircle20-45 seconds2005 sighting of large, round, dark ship in Grand Junction. Looks exactly like Phoenix lights.9/30/16
6/3/05 14:15EnglewoodCOUSACircle1 minute1 object turned into 4 objects and hovered below a storm cloud for approx one minute and disappeared back into the thunderstorm.6/20/05
5/27/05 12:00DenverCOUSADisk1 minuteWe saw a saucer shaped craft in the day time in a very populous area, hovering approx. 1000 feet in the air6/20/05
5/22/05 22:20Woodland ParkCOUSAFlash40 secondsFlash "Camera Type" in the sky 3 times in differnt spots. Woodland Park, Co5/24/05
5/19/05 03:00JohnstownCOUSAFormation2 minutes2 starlike objects travelling together N to S/SE5/28/05
5/18/05 21:29DenverCOUSALight1 minutebright white ball of light about 10:00 position in sky NE to SE seen by bionoculars towards end last five seconds stars were going by5/24/05
5/16/05 09:55TrinidadCOUSASphereless than 1 minObject over Trinidad5/24/05
5/14/05 08:30Fort CollinsCOUSAOtherabout 1miniT WAS LIKE HALF BALL HALF TRYANGLE AND WAS YELLOW AND SUDDENTLY DISAPPEARED.5/24/05
5/12/05 20:28ParkerCOUSADisk10:28PM-10:32PMit was 10-20 feet above my house. ((NUFORC Note: May not be a serious report. PD))5/24/05
5/3/05 22:03Glenwood SpringsCOUSAFormation23 secondsWHO KNOWS WHAT THAT WAS? ((NUFORC Note: May not be a serious report. PD))5/11/05
4/21/05 21:45IdledaleCOUSAUnknown1 hour +Flashing light in western sky ((NUFORC Note: Sighting of Sirius. PD))5/11/05
4/15/05 22:00LittletonCOUSATrianglesightingI saw a well defined triangular craft and started an absession with space because of it.8/7/11
4/12/05 21:00LovelandCOUSATriangle5 secTriange object4/16/05
3/29/05 04:30LongmontCOUSACircle4 minutesunknown object sighted and recorded by camera5/11/05
3/20/05 23:00Fort CollinsCOUSAUnknown10 Minutesblinking light on the road for a few minutes then stopped. No lights on houses around.5/11/05
3/15/05 19:00Grand JunctionCOUSAOther20 mins.silver elongated clam shaped craft over grand junction, colorado6/12/08
2/27/05 12:30Denver DIACOUSADisk30 secVertical above view of disk over remote lake with erratic movement on approach to DIA4/16/05
2/19/05 02:00La VetaCOUSAFlash20 MinutesUnidentified Flying Object Flashing Lights above the ground. ((NUFORC Note: Possible sighting of Sirius in western sky?? PD))5/11/05
2/3/05 22:30Colorado SpringsCOUSACircle20 minutesBright white ball flew from west to east, did strange manuevers over and around Polaris.2/8/05
2/3/05 21:30Fort CollinsCOUSATriangle9 secondsTriangle craft spotted in Fort Collins Colorado2/22/05
1/16/05 14:00WestminsterCOUSACircle1 min or soMy friend and i where outside smoking and noticed that there was quite a few falling stars.I was facing to the north and he was facing1/19/05
1/10/05 17:24Denver (I-25, southbound)COUSA20-30 sec.Solo driver witnesses oblong, rectangular object w/ lights moving to the north above freeway9/2/05
12/14/04 22:30Johnson Village/South ParkCOUSATriangle10 min.Traveling home my daughter noticed 3 stars that came closer and closer then we noticed that it dropped 2 ball like objects that came f1/11/05
12/12/04 22:46La JuntaCOUSALightsecondsRed light across the sky12/14/04
12/3/04 18:12BoulderCOUSASphereStill continuingMoon normal shape glaring bright streams of light around the moons perimeter. The orbs were white and blinked on and off at time1/12/12
12/2/04 22:25LongmontCOUSALight12-15 minutesStrange lights hovered low in the sky then accelerated quickly from Longmont CO to Boulder.12/3/04
12/2/04 18:17San AcacioCOUSALight20 secondsThe lights seem to make some what of a large triangle12/3/04
11/17/04 20:00Pueblo WestCOUSAFlash30 minutesBright Flash of light and than darkness12/3/04
11/8/04 11:19Colorado SpringsCOUSAOval1500/secPicture of possible craft traveling to Cheyenne Mountain in Colorado.12/3/04
11/5/04 09:15Highlands RanchCOUSADisk9:15-9:16A floating rainbowed saucer with an erie sound.11/9/04
10/29/04 08:30LongmontCOUSADisk10 secondsWhite disc in Colorado sighted making sudden abrupt changes in direction and speed...11/2/04
10/20/04 21:30DenverCOUSATriangle8 - 10 secondsTriangle with lights, no sound, heading south-west.10/27/04
10/18/04 20:00DenverCOUSACircle30 minutesThen it dissapeared again.10/27/04
10/18/04 19:41DenverCOUSAFireball4 seconds or soBright Golden orb with tail - remained in sight approximately 4 seconds moving from South to North10/27/04
10/18/04 16:00LongmontCOUSASphere1Sphere shaped object moving from East to West, just before Sunset, North of Longmont .11/2/04
10/12/04 00:00Fort MorganCOUSASphere25 Min.It was a sphere shaped object with lights on it....it had left jet stream marks in the sky,then landed.10/27/04
10/8/04 18:00Lakewood/DenverCOUSAFormation15 minutesBright lights forming various patterns.3/4/08
9/30/04 09:30GoldenCOUSAOthernightREAL BIG BIRD OR PTERADACTYL FLYING OVER FISHING PONDS WHILE TWO FISHERMEN WACTH IT12/14/04
9/28/04 08:39Fort CollinsCOUSA3 sec.white Streak of light9/29/04
9/26/04 18:15EnglewoodCOUSASphere20 minutesdaytime sphere stationary over Denver sky for 20 minutes9/29/04
9/25/04 01:30WindsorCOUSATriangle30 secondsBlack triangle with three lights seen flying over Windsor, Colorado.10/27/04
9/17/04 13:50LittletonCOUSACigar3-5 secondsCigar shaped flying object appears for 3-5 seconds in the southern sky9/29/04
9/17/04 05:30Grand JunctionCOUSAOval3 minutesGrand Junction, Colorado 3 minutes9/29/04
9/16/04 19:15Grand JunctionCOUSADisk15 minfirst object was huge second much smaller both chased by fighter jets.9/29/04
9/13/04 20:30Colorado SpringsCOUSAChevron30sec.No lights much larger than any aircraft very high rate of speed over 10000 ft. AGL9/29/04
9/7/04MontroseCOUSAUnknown20 minutesStationary object with three pulsating lights ((NUFORC Note: We suspect Venus. PD))9/9/04
9/6/04 22:05LittletonCOUSAOther5 secondsDiffuse coherent ghostlike object seen rapidly crossing night sky.9/9/04
9/1/04 10:00EvergreenCOUSACircle10 minutesSmall silver orb spotted above Denver CO mid-morning in fall of 200411/3/05
8/30/04 14:10EnglewoodCOUSASphere5 minutesOddly-behaving white sphere once again seen in Denver area9/1/04
8/24/04 15:30DenverCOUSACylinder1 minuteExtremely bright small cylinder almost stationary in clouds abo e Denver.9/1/04
8/23/04 14:55EnglewoodCOUSASphere15 minswhite sphere(s) seen again in Denver area; perhaps colour-changing8/24/04
8/23/04 01:00DenverCOUSALight15minDenver downtown UFO sighting8/24/04
8/20/04 22:00SalidaCOUSATriangle3 hours3 Crafts Above Methodist Mountain in Colorado in August 2004!10/11/05
8/15/04 21:00DenverCOUSATriangle10 SecsTwo triangular craft with 5 white lights each flying in formation.8/24/04
8/14/04 23:45LongmontCOUSATriangle3 seconds3 bluish lights in a triangel shape streaked across the sky at a very high rate of speed.8/24/04
8/14/04 16:30Walsenburg (approx 20 miles north of)COUSACircle3-5 minutesround object moving in and out of thundercloud, after flitting back and forth,sped north at high speed9/29/04
8/13/04 07:30LongmontCOUSACigar2 minutesObject hovered between Longmont and Berthoud, then vanished8/24/04
8/9/04 01:00LovelandCOUSADisk1 hourobject white in color with red glow around it2/1/07
8/9/04 00:00LovelandCOUSADisk30 mins4 am i was coming home from work........saw a light far away moving fast and it looked like it was blinking or flashing4/27/07
8/7/04 23:00LovelandCOUSAFlash1 minuteBright flash of light for a few seconds in Loveland, CO.8/11/04
8/4/04 21:20AuroraCOUSALightArox 20 minssmall faint star like object crosses the sky from the NW to SW then as the object got farther to the SE it faded and vanished..8/11/04
8/1/04 22:00Piceance CreekCOUSACigar3-5 minutesGlowing cigar-shaped object; cast no shadows.8/25/16
7/20/04 21:00CortezCOUSACircle20 minTwo objects appearing as plantets in photos from the moon etc., appear in place of a white cloud in the north west sky, well after suns9/1/04
7/19/04 01:00LongmontCOUSAUnknown15 secondsQuick, high flying noiseless object7/25/04
7/8/04 21:00ArvadaCOUSADisk2 minutesOn a hill and 5 or so people watching this circle ship hovered above us and then took off.5/15/13
7/8/04 17:55EnglewoodCOUSASphere10 minutes plusSecond day in a row, daytime star-like object(s) seen in Denver area7/25/04
7/7/04 19:00EnglewoodCOUSASphere15 minutesStarlike object seen again later in day8/24/04
7/7/04 13:40EnglewoodCOUSASphere4 minutesDenver-area: starlike object in daytime sky is stationary, then speeds off7/8/04
7/7/04 01:45AuroraCOUSAFireball10 secondsgreen meteor7/8/04
7/3/04 11:35BoulderCOUSASphere30 minutesThe objects were not winged aircraft. They hovered and moved too slowly. The fighter jet was in the same area.7/8/04
6/16/04 01:00LittletonCOUSADisk10 secondsSaucer spotted flying over 4 witnesses5/12/09
6/15/04 21:00DenverCOUSATriangle1 minuteBlack Triangle sighting in Denver, 2004. VERY up close, very black. Traditional 3-pointed triangle.10/19/21
6/15/04 14:00BoulderCOUSALight3-4 minutesObject avoids jets contrail, stops and changes direction6/18/04
6/13/04 12:45ParkerCOUSATriangle1 minuteTriangular Craft6/18/04
6/12/04 13:00DenverCOUSAOtherA short timeUfo's and Aliens , like so what.12/23/20
6/5/04 22:00WestminsterCOUSAChevron8-10 secamber orb chevron fly -by over evening backyard party6/18/04
6/4/04 22:44EagleCOUSAFlash20 secondsOne witness saw a bright flash south of the big dipper. Other two witnesses focused on the area and saw a second bright flash directly6/18/04
5/31/04 14:30LakewoodCOUSADisk20 secondsFour objects dissapear before our eyes.6/4/04
5/29/04 19:30EdgewaterCOUSATriangle15 minutesFour bright stationary objects observed to be hovering near a rainbow in daylight sky over Denver,Co.6/4/04
5/24/04 10:40BreckenridgeCOUSALight20 secondsGroup formation of transluscent light/objects. Moved in tandem, occaisionally thrusting.6/18/04
5/22/04 13:30ParkerCOUSASphere10 sec.I was standing in my yard Saturday afternoon.For some reason an objest caught my eye to the west flying straight along the cloud lines.6/4/04
5/21/04 15:00GreeleyCOUSAFormation5 minutesformation of 9-106/18/04
5/20/04 21:30MontroseCOUSACircle3 secondsSpotted a UFO while watching a helicopter at night persuing a criminal6/4/04
5/19/04 22:00DenverCOUSACircleat least 20 minutesBright light hovering for a long time6/4/04
5/18/04 23:00WestminsterCOUSAFireball26 secondsThe fireball shaped craft was flying in the sky at 23:00 hours and blinked various different colors.The ufo spun sparingly in approxeme6/4/04
5/12/04 04:02BoulderCOUSAFormation30 seconds5 glowing golden cigar shaped discs moving in formation6/4/04
5/10/04 03:35DenverCOUSATriangle3 minutesTriangular sighting in Central Denver, 10 May 2004, at 3:35 AM ((NUFORC Note: NOSS satellites. PD))5/10/04
5/8/04 23:15LittletonCOUSAFormation30-45 sec.What appeared to be 3 normal stars began to move in perfect formation, then faded from view. ((NUFORC Note: NOSS satellite. PD))5/10/04
5/8/04 23:15WestcliffeCOUSATriangle2 minutesTriangle shaped object with3 points of light moved from north to south and then faded away, no noise.6/4/04
5/6/04 19:59DenverCOUSADiskunknownTwo disc-shape crafts over Denver, at dusk, resembling the recent Mexico UFO's, caught on a webcam snap6/4/04
5/5/04 21:05LochbuieCOUSALight10 secondsSuper fast white light flying horizontal for 20 sec. flash in mid-air then gone5/10/04
5/5/04 21:00Denver MetroCOUSACigar2 secondsZippy light above Red Rocks Ampitheater5/10/04
5/4/04 20:55DenverCOUSASphere8 minutesMy husband and I observed an small bright red object flying over central Denver on a clear sky at dusk.6/4/04
5/3/04 22:00Fort Collins (Seen from)COUSAOval2 minutes"String of Pearls" White, cloud colored small ovals that stood still, linked up, and then 1 zoomed into space.6/4/04
4/26/04 21:00LongmontCOUSACigar1 minuteVery fast low flying cigar shaped object with 4 diamond shapes on the bottom.4/30/04
4/16/04 17:45DenverCOUSAUnknown20 minSilver object remians stationary in skys above denver for 20 minutes.4/27/04
4/16/04 17:45DenverCOUSACylinder20miinIndependent confirmation of a previously reported sighting of a UFO of Denver, CO.8/7/07
4/2/04 20:00LamarCOUSADisk5-10 secFirst let me say I am a police officer in the Metro-Denver area and have been for 26 yrs. My wife and I were at John Martin State Park.4/9/04
3/31/04 03:00Idaho SpringsCOUSACircle2 HoursThree circular lights appearing as big as the moon on mountain top hovering in Idaho Springs, CO.4/9/04
3/25/04 21:30Pueblo WestCOUSALightAbout 15 sec.3 red parrellel lines cross highway, head for springs.3/28/04
3/25/04 04:45CoaldaleCOUSASphere5 secondsSecond orange sphere seen by family member4/9/04
3/22/04 20:30SalidaCOUSASphere3 secondsDull orange sphere above house4/9/04
3/20/04 20:45Fort CollinsCOUSAChevron15 sec.I saw the phoenix lights over ft.collins colorado3/23/04
3/18/04 12:15VailCOUSAOvalabout a minuteMUFON/COLORADO REPORT: Two witnesses see UFO buzz by Air Force C-17 transport over Vail, Colorado in daylight.3/23/04
3/17/04 18:00AuroraCOUSAOther2 minutesLow, hovering object that appeared to be an airplane, but was too low and slow in the sky, then disappeared.3/23/04
3/13/04 22:00FalconCOUSADiamond10 minutesIt was really fast and had flashing lights on the bottom of it. It didn't have any sound.7/8/04
3/13/04 14:00ParshallCOUSASpherePhotoWhite Orb Like object seen in digital photo4/9/04
3/9/04 16:15DenverCOUSAOval25 to 30 secondsMUFON COLORADO REPORT: Strange objects seen in daytime sky over Denver.3/17/04
3/6/04 20:30SpringfieldCOUSA1 minuteWas driving north of Campo Colorado last night (SAT) when i looked up and there were 5 large lights in the north sky. I watched as they3/9/04
3/5/04 02:00Springer (NM)/Colorado City (CO)COUSADisk2 1/2 hrsLarge craft with blue lights followed me4/27/04
3/4/04 20:20Las AnimasCOUSAOval2+ minutes3/4/04 8:20pm A large oval white light with a very load roar over Las Animas, Colorado3/9/04
3/4/04 16:30DenverCOUSAChanging2 hoursflew in circles, changed shape, landed somewhere in the city.6/18/04
3/4/04 06:45AuroraCOUSAOtherWhile driving to work me and my friends daughter saw a very black egg shaped object in the sky that came closer very quickly3/9/04
2/25/04 16:10AuroraCOUSADisk10 minBright object in mid day moved from North to South3/2/04
2/21/04 22:24Colorado SpringsCOUSAOtherfleetingWhat looked like a flock of geese flying overhead at night but couldn't have been.3/2/04
1/22/04 20:00EnglewoodCOUSALight4 minutesToo bright to be a star, so I grabbed my Handicam and started shooting.1/31/04
1/18/04 00:00LakewoodCOUSAFormation15-20 min.Small, circular objects floating in a chevron pattern (12 formations total) in a NNE direction over the Lakewood, CO area.1/22/04
1/14/04 17:45Dove CreekCOUSAOtherdark till dawnthere was a big bright light in the western sky1/17/04
1/8/04 17:00VailCOUSALight4 secondsA fast moving red orange light flew in a straight line for about 3 or 4 seconds, then dissapeared2/12/04
1/4/04 20:00GoldenCOUSAOther20secLight formation in sky over Golden,CO 01/04/041/22/04
1/1/04 00:00LongmontCOUSAOval1-3 minutesI live outside of Boulder, CO, I was just watching a documentary on Netflix about Denver International Airport.1/16/15
1/1/04 00:00LongmontCOUSAOval1-3 minutesI live outside of Boulder, CO. I was just watching a documentary on Netflix about Denver International Airport.1/16/15
12/30/03 15:24Boulder area (not sure: it was far away)COUSASphere20 secondsOn the day I made this observation, there was not a single cloud to be seen in the entire sky - a typically beautiful Colorado day! As1/17/04
12/25/03 02:00EagleCOUSAOthersecond or twoShooting star was leaving our atmosphere instead of falling to earth1/17/04
12/24/03 17:20NorthglennCOUSALight10 minutesThree strange lights move slowly and interact with one another in the night sky.1/17/04
12/23/03 04:56SuperiorCOUSATriangle10 secondsTriangle shaped object with 4 different colored lights across Denver sky...1/17/04
12/18/03 09:30HesperusCOUSACigar15 minuteslarge, low flying object with two lights flying east over Hesperus, Co.12/19/03
12/13/03 01:15AvonCOUSATriangle30 secondsHeight of a helicopter, black, no noise, 5 lights from tip to each side end5/31/22
12/11/03 19:30FlorissantCOUSALight4 MinutesI do not care what you do with this, there has to be an explanation.12/19/03
12/9/03 18:00PuebloCOUSALight5 minutesThis object was definitely like nothing I have ever seen, and I observe the night sky nightly.12/19/03
12/7/03 16:30FarisitaCOUSAFireball20 minutesBright ball of light hovering, then 2 smaller ones darting around it1/17/04
12/7/03 15:00Estes ParkCOUSAUnknown1.5 hourLight beam and white round semitransparent objects of unknown origin1/31/04
12/3/03 12:30Greenwood VillageCOUSACircle10 sec.Object disappeared after changing color12/9/03
11/24/03 17:00Colorado SpringsCOUSAChanging5 minutesColorado Springs has Bright Stationary Object(s) that were filmed for about 5 minutes. Then disapears.11/26/03
11/22/03 23:30Colorado SpringsCOUSATriangle30 seconds topsTriangle shaped, no lights, clear, like it was being cloaked, I could still make out the shape. VERY LARGE. Totally silent, very fast.11/26/03
11/19/03 20:30FarisitaCOUSALight1 hourLike stars, but moving in different directions, then disappear.1/17/04
11/15/03 23:00Colorado (on interstate)COUSATriangle60 minutesSilent craft followed highway10/30/12
11/12/03 21:30LyonsCOUSASphere3 HrColor was yellow,red and it did not move in any direction,it just disappeared.12/16/05
11/8/03 18:40Colorado SpringsCOUSAOther1 minuteBacklit by the nearly eclipsed moon, my husband and I saw a dark, fuzzy boomeranged shaped object moving slowly.11/11/03
11/4/03 23:15LovelandCOUSAOval1 minuteOval ufo speeding SE to NW11/8/03
11/4/03 19:00RyeCOUSACircle10 SecondsCircular Orange object11/8/03
11/1/03 09:15Grand JunctionCOUSA10 MinutesVery strange whirring noises - about 3 minutes apart11/8/03
10/25/03 21:39WestminsterCOUSATriangle15 secondsSilent, Black Triangle with lights on the corners and amber, glowing lights at rear of craft.10/31/03
10/23/03 21:00PuebloCOUSALight20 secondsSuspended orange lights in Northwest sky10/31/03
10/18/03 20:00GreeleyCOUSADiamondall nightthese ufo's are just hovering, and more seem to be adding to the night skys10/31/03
10/13/03 21:20DenverCOUSAChevron45 secondsV formation of white lights move with no sound10/17/03
10/13/03 06:00CraigCOUSATriangle17 minit was sitting in the sky like it diddent care that i was watching10/31/03
10/11/03 20:00FrederickCOUSAUnknown10 secondsLarge flash outside the house rattling the windows with a low hum.10/15/03
10/9/03 02:45Colorado SpringsCOUSALight5 MinFalling star?10/15/03
10/6/03 20:30ParkerCOUSAChevron1 MinutesBoomerang-shaped object travels over suburban neightborhood toward Rocky Mountains in Denver, Colorado.12/19/03
10/4/03 18:10BrightonCOUSATeardrop45-60 secondsMy husband and I saw a bright white light with a short tail glidding fast accross the sky from east to west.10/7/03
10/2/03 22:15Pueblo WestCOUSAOther10-15 secondsIntense red light, spinning rapidly, droning sound.10/31/03
10/2/03 21:00BayfieldCOUSATriangle5 minFlying triangle in Bayfield, CO10/31/03
10/1/03 21:00RyeCOUSASpherea few secondsOrange balls in the sky10/7/03
9/26/03 23:53LakewoodCOUSAChevronFire red whith a beam that circled the craft it was bright yellow.9/28/03
9/24/03 10:55Colorado SpringsCOUSASphere10 minutesUnknown sphere seen in relatively close range moved rapidly and suddenly stopping and changing positions placement in the sky.10/7/03
9/23/03 01:30Fort CollinsCOUSATriangle15 secondsStrange triangle-shaped aircraft with 7 dim lights flying low, fast, and completely silent.10/7/03
9/23/03 01:05Fort CollinsCOUSATriangle5 seconds3 lights in rigid formation traversing the sky in about 5 seconds10/7/03
9/19/03 21:00HartselCOUSALight2-5 minutesI was looking at the sky Southeast of my location in rural Hartsel, Colorado. There was a very bright light, and I saw flashes of red9/24/03
9/19/03 07:15LongmontCOUSALight10-15 min.Clusters of lights flying abnormaly shortly after daybreak.9/28/03
9/18/03 21:30Colorado SpringsCOUSARectangle2 hoursVery bright, yellowish with dark splotches, an almost perfect parallelogram, seen near Pikes Peak, CO.9/24/03
9/15/03 22:15DenverCOUSAFormationappox 2 secThe formation can best be described as being in the shape of a "snake"10/7/03
9/13/03 23:15DenverCOUSAOther20 minutesI heard what initially sounded like a commercial aircraft, but it sounded like it was coming down. I went out on my deck, and above my9/24/03
9/11/03 00:00Commerce CityCOUSAFormation5minutesseries of blinking lights9/28/03
9/3/03 23:45ThorntonCOUSALight45 minutes plusStationary lights in sky for extended period of time that appeared to be an aircraft of some form9/9/03
9/2/03 21:30LyonsCOUSALight20 secondstwo red stars ,following the first ,then disappear9/28/03
9/1/03 18:15DenverCOUSALightten minutesPoint of Light spotted in denver on 9/01/039/4/03
8/28/03 23:00Deckers (4 mi. south of)COUSALightone & a half hoursBright light with smaller lights over mountains near Deckers observed for over an hour.2/24/05
8/27/03 00:10WestminsterCOUSATriangle10-15 secondsCouple sees object while looking at Mars.8/28/03
8/15/03 18:50Colorado SpringsCOUSALight2 secondsDriving East on Woodmen Road we (spouse and myself) saw a silver light. When we try to focus and determine what the light was, the obj8/28/03
8/6/03 23:50WestonCOUSALight20 minBright star like light with blue and red lights shining downward while moving quickly in zig-zag patterns.8/28/03
8/6/03 18:30GreeleyCOUSACylinder10 secondsdaylight siting cylinderical type8/28/03
8/6/03 13:20LittletonCOUSACylinder5 minutesTwo cylinders or disks circling for several minutes8/28/03
8/4/03 22:45OurayCOUSAOther3 minutes3 lights moving in perfect Triangle formation across the sky in Ouray County, Colorado on August 4, 20038/28/03
8/4/03 12:20LittletonCOUSADisk30 secondsWhite disc flying over south Denver metro area8/4/03
7/28/03 12:00SilvertonCOUSACigarunknownVacation photo shows two cigar shaped objects (that were not seen when photo was taken).8/28/03
7/13/03 22:00DenverCOUSALight3 MinutesBright single light in sky, that was stationary for a while, moves up and down, and turns into blue & red light7/16/03
7/13/03 13:00Steamboat SpringsCOUSALight8 minutes5 or 6 lights in day sky.7/16/03
7/11/03 20:50GoldenCOUSAUnknown6-8 minutes3 lights triangular shaped, AAA fire, lights warping out, stealth-type fighter9/24/03
7/11/03 11:27LittletonCOUSASphere1 minutewhite balloon-like object flying on its own volition, i.e. not with wind direction7/16/03
7/11/03 03:30BoulderCOUSATriangle2-3 minsTriangular "constellation" of star-like objects float silently across the sky at very high altitude.7/16/03
7/8/03 18:50LafayetteCOUSACircle~1 minutesmall dark balloon like object flying straight north to south very quickly in windy conditions.7/23/03
7/8/03 00:30Grand JunctionCOUSASphere1 minuteorbs in Colorado7/16/03
6/30/03 08:00Woodland ParkCOUSATeardrop5 minutesAn object flew alongside our car.12/1/19
6/21/03 18:33VailCOUSASphere5-6 minutesMUFON/COLORADO REPORT: Silvery/white sphere seen moving in a mostly clear blue sky at about 6:30PM7/16/03
6/16/03 03:00GreeleyCOUSALightApprox 5 min.Bright unmoving amber light hovered in the southern sky for approximately five minutes.6/18/04
6/8/03 14:35DenverCOUSADiamond1 minuteflattened black diamond cruises over Denver in bright blue sky6/10/03
6/3/03 23:34Grand JunctionCOUSALight5 secondsI was in clifton just leaving my sisters place when a bright light in the sky cuaght my attention.6/10/03
5/29/03 23:30Fort CollinsCOUSALightapprox 2 minutesSaw bright light that would fade and reappear travelling very fast.6/3/03
5/24/03 19:45LittletonCOUSAOther12 MINLarge black object that never moved for 12 min5/27/03
5/21/03 21:30RifleCOUSACircle10 minutesbig bright white dot5/27/03
4/26/03 14:00LittletonCOUSADisk30secondsI was walking behind the strip mall next to my house on my way to the gas station. I looked up, and just above the roof of the strip m5/2/03
4/20/03 13:45AuroraCOUSARectangle30 secondslarge very black object3/23/04
3/15/03 11:30ArvadaCOUSAEgg2:00I was standing on my back deck at about 11:30am today and was watching a jet fly over my house. In a blue, cloudless sky I saw another 3/21/03
3/8/03 18:16ArvadaCOUSADisk30 mins+Rather large saucer shaped craft spotted over Denver.3/21/03
3/8/03 15:00EnglewoodCOUSAUnknownatleast 30 minutesExtremely high altitude. One large mother ship. Three surrounding smaller ships. I was flying a kite at the local park. I saw a lar3/21/03
3/8/03 00:10Grand JunctionCOUSATriangle5-10 secondsThe lights were triangular shaped, object appeared invisable except for lights, then flew off quickly3/21/03
2/4/03 22:37LittletonCOUSACrosscampinga cross that was gold hovering by the north star3/21/03
2/1/03 02:00MonumentCOUSALight25 minutesA star that shined like a crystal moving around like a fruitfly3/21/03
1/31/03 10:30LittletonCOUSAFormation3 minutesthree star-like objects moving in a straight line over Denver area3/21/03
1/25/03 19:30FruitaCOUSAUnknown10 minutesCraft of unknown description.…3/21/03
1/19/03 22:30CedaredgeCOUSALight10 minutesA large bright round light, darting across the sky, after 10 minutes - the light just went out.3/21/03
1/17/03 05:10Colorado SpringsCOUSACircle10 secondsRound object that glowed within it.8/28/03
1/17/03 04:55Colorado SpringsCOUSALightthree secondsStrange light in vicinity of NORAD/Cheyenne Mountain Air Station.3/21/03
1/15/03 01:15Grand JunctionCOUSALight1 hourA friend and I were out in the desert foothills near the Bookcliffs. Around 1:15am we noticed a light on top of the Bookcliffs. T3/21/03
1/1/03 07:37PaytonCOUSATeardrop25minUnidetified Teardrop shaped Object3/21/03
12/19/02 20:45FraserCOUSASphere7 minsa jet was chasing a yellow,orange object. the jet didnt have a chance!!1/17/04
12/13/02 23:00DenverCOUSATriangle1 minuteIt was 'V' shaped, large, and silent.12/23/02
12/13/02 08:50Colorado SpringsCOUSAOval15 secThere were four silver oval objects hovering near the radio twers over U.C.C.S; the objects dissapeared very fast.3/21/03
12/9/02 18:45LongmontCOUSALight4-5 secondsAn accelerating streak of light moving upwards through the sky.12/23/02
11/29/02 18:20DurangoCOUSAOval10 sec.Large sun bright oval shaped object flying through the air at a high rate of speed , hit ground ,followed by large flash.12/23/02
11/29/02 03:00LittletonCOUSAUnknown40 secondsRed dot high in the sky moves very quickly and in a zigzag pattern.12/23/02
11/28/02 20:30AuroraCOUSAFireball60 secondsAurora-sees another fireball in the skies of Colrado!!! A truck driver catches the fireball on his truck mounted camerra.Local Colrado12/23/02
11/28/02 18:23Colorado SpringsCOUSACircle1 minuteIn my opinion, I witnessed a metor fall from the sky and impact the ground west of Colorado Springs.12/23/02
11/2/02 17:15Grand JunctionCOUSAOtherthree minutesI was walking towards City Market Supermarket on Rood Avenue (going west) today. the sun had just set minutes before. It was still very11/4/02
10/21/02 09:15AuroraCOUSAFlash5sec.As i was walking facing west, i began to notice a star like flash. It happened very suddenly,then i was walking to my door to the house10/28/02
10/20/02Raton/Pueblo (between, enroute)COUSALight1 1/2hrs2 Bright star-like objects follow me for over 1 hr. while driving home from NM. They followed me all the way home!!!10/28/02
10/16/02 21:30Colorado (southeast)COUSAOther20secWhat is this red orange and yellow ball???? how did it just vanish into thin air?10/28/02
10/14/02 16:15LittletonCOUSADisk10 minutesWhatever this was, it was at a high altitude. It did not move or change form while I was watching anyway. It was not a plane.10/15/02
10/9/02 22:00GoldenCOUSAChevron15 secondsSeveral hazy images, seemingly attached solidly in space, in a "V"/Chevron shape.10/15/02
10/7/02 19:00LongmontCOUSA3 secondsObserved a meteorite travelling from North to South at a very steep (45 degrees) angle. The meteorite exploded when it neared the earth10/15/02
10/7/02 08:00Castle RockCOUSAFireball6 secGreen and orange fire ball shooting south across the sky at high velocity.10/28/02
10/6/02 19:30DenverCOUSAFireballcaught on film2 Fireballs (green metal front rest on fire ) Sunday East to West Monday North to South (live video10/15/02
10/6/02 16:00BoulderCOUSACigar10 SecondsThe object tiped its wings because the sun shone in my eyes twice and then dissapeared.10/15/02
10/4/02 21:30Pueblo WestCOUSARectangleabout 10 secondsRED LASER COMING OUT OF A RECTANGULAR CRAFT!11/4/02
10/4/02 21:30Pueblo WestCOUSAOtherAbout 4 secondsA red laser-like light came out of a cloud...10/15/02
10/4/02 01:00ElizabethCOUSAFlash3 + hours3 extremely bright metallic strobe- like flashing objects with a spot light effect on the ground and objects below and a "grounded" so10/15/02
10/1/02 05:35PuebloCOUSATriangle10-15secondsSilent large flying v of 5 orange glowing patches gives fright.10/15/02
9/21/02 13:00ColumbineCOUSACircle45 MinutesRound silver object seen only through binoculars that remained stationary for over 30 minutes.9/28/02
9/20/02 09:01DenverCOUSASphere10 minutesTwo unknown daylight lights observed high above Denver9/28/02
9/14/02 06:30LittletonCOUSACircle5 - 10 mingroups of black circular objects9/19/02
9/13/02 20:10EnglewoodCOUSAFormation15-17 minMultiple flying objects put on an airshow!11/4/02
9/7/02 01:00Colorado (eastern)COUSAFormation3 hoursStrange objects over eastern colorado3/21/03
9/6/02 20:30BellvueCOUSATeardrop2 min.Teardrop shape that created a tail flying low and parallel to the gound.9/13/02
9/6/02 20:30FraserCOUSATriangle1 minuteTriangular shape with long, blunt nose; light fluorescent green; appeared suddenly, moving east.10/15/02
9/2/02 20:00BoulderCOUSALight20 secondsGlowing orbs sighted at University of Colorado at Boulder9/6/02
8/29/02 15:00LittletonCOUSADisk2 minutesDaytime disk flying in stormy Denver weather9/6/02
8/22/02 20:05SimlaCOUSATriangle2 minuteskinda like a triangle with blinking lights on the 2 sides....8/28/02
8/18/02 05:30Fort Morgan (west of)COUSALight10 secWhile travelling northeasterly on Interstate hiway29 (enroute from Denver to Nebraska, at approx. 5:30 am on Sundat Aug 18, 2002, I ob8/28/02
8/12/02 23:45RifleCOUSACylinder1 minute plusFrom Rifle, Colorado: The night was clear, Monday August 12th, 2002, close to midnight while laying out on our deck watching for meteo8/16/02
8/12/02 12:30BreckenridgeCOUSADisk3 minutesHUGE silent disk floats slowly in the Rocky Mountains8/16/02
8/10/02 21:30Buena Vista (None around for miles)COUSACylinderHalf hourSeveral red/green randomly flashing lights bouncing in and out of an area with bright flashes (without lightning bolts or thunder).8/16/02
8/9/02 22:30Telluride (nearest town)COUSALightHalf hourWhite star-like light wobbled as it got closer to me, then it was scared away by 5-6 F-15s that scoured the area for hours afterwards.8/16/02
8/7/02 21:45Prospect ValleyCOUSALight5 minutesBrilliant electric blue pulsating light moving at an incredible speed soundlessly passing within 100 yards of our vehicle.8/16/02
8/4/02 04:00KeystoneCOUSALight1 hourI woke my husband to look out the window. I didn't trust what I was seeing with my own eyes.8/16/02
8/3/02 13:45AuroraCOUSATriangle1-3 minutesSeveral objects came from big one, then I lost sight of them...8/16/02
7/28/02 22:30ThorntonCOUSACircle25 secStationary brilliant light that suddenly rotated and rose rapidly and vanished8/28/02
7/26/02 22:00NoneCOUSAFlash3 - 4 secondsYellow strobe-like flashing disc rapidly heading east next to county road.7/30/02
7/23/02 03:00Colorado SpringsCOUSASphere20 secondsGlowing silver-blue sphere which vanished. ((NUFORC Note: Possible sighting of Iridium satellite "flare?" PD))7/26/02
7/22/02 02:00LittletonCOUSACircle1 minuteA Pulsing Red Orb shaped object came accross the foothills eastward above Dear Creek Canyon.7/26/02
7/16/02 21:00BroomfieldCOUSATeardropI was amazed! They moved across the sky at super fast speeds.6/4/04
7/13/02 11:00DenverCOUSATriangle15 minwe taped a triangle shaped object changing shape and color then just disappeared within 15 min7/26/02
7/11/02 01:00Fort CollinsCOUSATriangleone minute3 flashes then 7 dim lights flying in a "V" shape.7/26/02
7/6/02 21:45LongmontCOUSACircle90 secsFive circular bluish-white objects moving north to south, 3 first followed by two more in a vertical pattern.7/30/02
7/6/02 21:45LongmontCOUSACircle1.5 minutesThree small circles of light in a constantly changing pattern.7/26/02
6/30/02 20:00DenverCOUSALight15-30 minutesthe dot of light in the sky stayed still for about 15 minutes and then zoomed across the sky.10/17/03
6/18/02 12:40BroomfieldCOUSASphere7minutesOn 6/18/02 @ approx. 12:45 I saw a metallic sphere shaped object hoovering over Boulder CO. It then moved toward the east and vanished7/1/02
6/10/02 02:30BaileyCOUSAOval3 minI was listening to your show late last night( about 2:30 AM ) while doing my computer work. Before going to bed I went out to check the8/16/02
6/3/02 15:03LittletonCOUSAChanging1 minuteblack, relatively stationary craft seen changing shape in windy skies6/12/02
5/25/02 20:20MorrisonCOUSAEgg1-2 minutesSmall red and black object seen flying over Red Rocks Park near Morrison, Colorado.6/12/02
5/15/02 12:00FlorissantCOUSACircle30 secomdsClear, round, silvery object with a definate flightpath. Right across the sky. Fast! Faster than any other aircraft around it.7/16/06
4/17/02 20:20LakewoodCOUSALight5 minutesSaw two star-like objects traveling southeast4/25/02
4/16/02 21:45Highlands RanchCOUSACylinder1 to 2 minLIghted cylinder unexplained object was spotted in Douglas County Colorado4/25/02
4/15/02 06:30WestminsterCOUSATriangle5 MINTriangle craft seen in Westminster Colorado.4/25/02
3/31/02 17:30BoulderCOUSAOval30 SecondsThe metal oval objects were there and then they were gone without a trace!4/8/02
3/29/02 19:00BayfieldCOUSACircle30 minutesSaw same object as people in Washington on 22nd. Western Sky.4/8/02
3/29/02 17:45Last ChanceCOUSAEgg15 min.Unknown oval object illuminated silently, startling cattle and observers.9/13/02
3/25/02 09:00FountainCOUSAChevron10 minJust found your site,so I thought I would send in a sighting. This ocurred before 2002,but do not know exactly. I live about 10-15 mile3/28/04
3/23/02 23:00ColoradoCOUSAUnknownTwo Nightsthey took me up in the sky in a "dream"8/12/08
2/19/02 14:10GoldenCOUSAOther15 MinsStrange Noise In Golden CO Area2/22/02
2/12/02 17:45Wheat RidgeCOUSAOther5-7 minutesA white horizontal line appeared in the west and moved slowly north until moving behind some dark clouds.2/22/02
2/10/02 22:30Dove CreekCOUSAOtherNOT SUREHuge and out of nowhere12/16/05
2/7/02 21:00FountainCOUSATriangle7 minutesTriangle seen over Fountain Colorado outside Colorado Springs.3/19/02
2/4/02 22:00IgnacioCOUSAFireball2 minutesWas it a comet?2/22/02
2/4/02 21:00WalsenburgCOUSACylinder5 minutesI was freaked out.3/19/02
1/13/02 14:30DenverCOUSAOther5 secondsDaytime black wing-like configuration flying low and at rapid speed over Denver1/29/02
1/3/02 17:55LittletonCOUSALight20 secondsTwo fixed star-like objects in Littleton, CO1/11/02
12/11/01 02:08Colorado Springs (40 SE)COUSATriangle15 sec.Moving 3 Light Triangular Formation Eastern Sky @ FL3301/11/02
12/6/01 19:40PuebloCOUSALight5 minStange cluster of lights in SouthWestern Sky of Pueblo Colorado1/11/02
12/2/01 20:15Colorado SpringsCOUSADisk8 Lights in Formation, Have seenn them 4years 1st time more than two have apeared12/5/01
12/1/01 21:25Colorado Springs (monument)COUSACylinder8/9-min.GLOWING CIGAR/CYLINDER,SHAPED.THE SIZE OF A STRIP MALL X THREE!ALL TRAVELING IN-LINE!!1/11/02
12/1/01 21:21Parker (SE of)COUSAFormation45 seconds(please note - I don't believe in UFO's in the usual context of alian craft) My wife and I saw 2 bright lights traveling parallel to ea12/5/01
11/29/01 18:55GoldenCOUSALight3 secondsBlinking object entering atmosphere.12/5/01
11/23/01 19:45LittletonCOUSATriangle5 minsBlack Triangle near downtown Littleton,CO9/2/05
11/20/01 22:11CentennialCOUSAOval2 minutesWe saw five oval shaped objects streak across the sky on November 20, 2001. They flew across the sky one by one as if chasing each othe1/11/02
11/18/01 18:30Highlands RanchCOUSATriangle4 minutestriangle with one spot on each corner and one big one in the middle.6/12/02
11/18/01 04:30AuroraCOUSAFormation2 minutesGroup of faint red lights flying in a boomerang formation very high and quiet12/5/01
11/18/01 04:23BoulderCOUSAChanging20minsBright lights hovering very low and changing colors.12/5/01
11/18/01 01:00WindsorCOUSATriangle5 secondsBlack triangle with three lights over Windsor1/11/02
11/18/01 00:30AuroraCOUSALight5 minutesBlinking white light moving unnaturally11/20/01
11/16/01 22:10FraserCOUSATriangle5 seconds5, red, triangular shaped, crafts fly across the night sky in Colorado............11/20/01
11/16/01 02:45DenverCOUSAChevronOne MinuteLarge boomerang-shaped craft seen during meteor storm in the Denver, Colorado area.12/5/01
11/11/01 19:00MogoteCOUSA.10 secWhen returing from hunting elk seen a green blob falling down leaving a green trail behind then it blew up and lit up the whole valley11/20/01
11/11/01 02:00WindsorCOUSAOther6 secondsIt was boomerang shaped with no lights and it had an irredescent appearance to it.1/11/02
11/10/01 15:00ArvadaCOUSAOval30 seconds or soDaylight disc , Jeffco Colorado , 20016/18/03
11/3/01 01:45MorrisonCOUSAEgg30 secondsEGG SHAPED CRAFT NEAR THE FOOTHILLS OF MORRISON11/20/01
10/31/01 22:10DenverCOUSATriangle10 sectaking pictures of blue moon. of 5 pictures it was it was there long enough for only 1. the 3rd pic. i took11/20/01
10/30/01 06:30LakewoodCOUSAFireball2-3 minutesorange-yellow glow balls, This sight doesn't give you the information. None of the below options really apply.9/28/02
10/22/01 07:23DenverCOUSASphere6 sec.Silver ball moving in Denver sky11/20/01
10/17/01 15:10DenverCOUSASphere20 minutesBright sphere in sky, completely stationary, then disappeared1/11/02
10/15/01 17:30AuroraCOUSAFormation3-5min6 crescent shapes in the sky southeast of denver10/27/04
10/12/01 15:40DenverCOUSADisk2 MinutesAs I was driving in my car on the way home from work, I stopped at the red light turning west on Colfax Avenue. I was on the intersect11/20/01
10/11/01 05:15DenverCOUSALight15 minutesOdd Lights in Colorado Sky10/12/01
10/4/01 14:00South ForkCOUSACigar2 minShinny Cigar shape in sky on clear day.11/20/01
9/30/01 20:00LakewoodCOUSACircle5 minutescircular craft, bright spokes of color, flickering, moved quickly with great changes in altitude, seemed to cause "flash lightning.7/1/02
9/30/01 20:00LakewoodCOUSASpherefive min.Excited about my daughters tenth birthday party at the Old Stone House Park in Lakewood Colorado, we had just opened presents when my d11/20/01
9/30/01 20:00LakewoodCOUSASphere15 to 20 MMOctober 30th 2001. 8:00 pm I had gotten home from work and just went to get gas. I was on my way back from the gas station when I notic7/1/02
9/30/01 19:45LakewoodCOUSASphere05:00Big red thing fallowing a van7/1/02
9/27/01 22:00DenverCOUSALight1 hour20+ lights seen individually, very rapid speed, abrupt direction changes, no sounds, multiple witnesses in Denver10/12/01
9/22/01 21:50LivermoreCOUSASphere2.50 hoursPulsating Glowing Sphere3/19/02
9/22/01 21:20Daniel's ParkCOUSASphere5 to 10 MinBig Red thing Fallowing my Van!!!!!!!!!!!!!!!!!!!!!!!!!!!!!2/22/02
9/22/01 21:15Daniel's ParkCOUSASphere10 Min.A UFO fly’s over us, after it stock’s are friend Stan Romanek.2/22/02
9/22/01 21:00PuebloCOUSATriangle3 hoursMultiple UFO sightings in Pueblo 09/22/0110/12/01
9/22/01 21:00Daniel's ParkCOUSASphere5 to 10 min.I talked to witnesses that watched a big red UFO fallow Stan Romanek’s Van2/22/02
9/22/01 09:20Daniel's ParkCOUSASpherea few Min.Something Fallowed my brother, then flew right over us!2/22/02
9/22/01 09:15Daniel's ParkCOUSASphere60 secUFO seen over Daniel’s Park Southwest of Denver Colorado2/22/02
9/20/01 19:15LakewoodCOUSASphere3-5 m inWhile at work on 9/20/01, I was just closing up the store and as the last of the customers had just left so I could lock the door, they12/12/09
9/12/01 01:20DenverCOUSALightfew minutesOdd movement in the Denver sky10/12/01
9/10/01 22:30Highlands RanchCOUSAFormation5 to 10 secondsFast High altitude V Formation over Colorado day before 9/11 attacks4/18/12
9/10/01 21:30ArvadaCOUSADiamond1min 30 sec.Bright oval/diamond shape object white and red lights.10/12/01
8/26/01 20:30Estes ParkCOUSAFlash1min 30 secwhile sitting in a hot tub on a condo deck after dark my guest and I wanted to see who could spot a satalite in the night sky first. My12/5/01
8/20/01 13:00DenverCOUSAFireball3 min.Two different color orbs playing chase over denver & shortly after military aircraft shows up.12/12/09
8/17/01 22:45GoldenCOUSAOther3 secLow flaming meteor with possible ground impact.8/20/01
8/17/01 20:30VailCOUSAUnknown5 secondsSky illuminated with colours in Vail, CO, Friday, Aug 17, 2001.10/12/01
8/15/01 22:45Del NorteCOUSAFireballFireball inbound for NORAD.11/20/01
8/12/01 09:20ArvadaCOUSATriangle2 MinutesHUGE Triangle UFO spotted over Denver8/20/01
8/12/01 04:00BoulderCOUSALight30 minsmall light grows extemelt bright and then dissapears.8/20/01
8/10/01 11:30Salida (near)COUSASphere2-3 Seconds2 Silver Orbs passed under our C-130 Aircraft2/8/05
8/4/01 01:00Colorado SpringsCOUSACylinder5 hoursThe most amazing thing we have ever seen.8/5/01
8/1/01 01:00VailCOUSATrianglelarge triangular shaped craft with flashing yellow and blue lights hovering above my vacation home for several minutes. large6/12/08
7/26/01 19:50DenverCOUSAOval10 minutesTwo solid ovoid objects with occasional light flashes drift like balloons overhead, but against the wind8/5/01
7/20/01 20:00RifleCOUSAFireballsecondsGreen Fire Ball8/5/01
7/17/01 03:00AuroraCOUSAFireball10MINUTESOrange fireball like seen in Aurora north of Buckley AFB at 0300.Duration of 10 minutes,Then dissappears.Recorded on camera!8/5/01
7/16/01 23:00Steamboat SpringsCOUSAFireball5 sec.no cloud cover in area of sighting, no noise accompanied or "trailers" visible.8/5/01
7/15/01 01:50LovelandCOUSACircle60 sec.Slow moving and silent a bright red orange color that was one ring of lights with no lights in the center.8/5/01
7/15/01 01:50LovelandCOUSAOther30-45 secofznge/red ring. Dark in the center. Low flying, and quiet.10/12/01
7/13/01 02:00La VetaCOUSAChangingone hourOn the horizon, bobbing and weaving changing colors with tenacity.8/5/01
7/1/01 13:00LongmontCOUSACigarAround 30 secondsCigar shaped craft with 5 or 6 red and white lights9/9/04
6/23/01 23:15La JuntaCOUSATriangle5 secondsperfect triangular objects flying in perfect form with incredible speeds.8/5/01
6/23/01 00:00GreeleyCOUSADiamond1.5 sec.Large diamond shaped craft with white-yellow diamond shaped lights sighted in Greeley, CO8/5/01
6/17/01 02:30EadsCOUSATriangle3-5 minutesVery large triangular object, no lights, no sound, extreme acceleration.8/5/01
6/15/01 15:00LittletonCOUSADisk20minblack craft over clement park moving sw with looked like a bolt of lightning shooting from the bottom7/16/06
6/15/01 00:48Longmont (near)COUSARectangle3-5 min.UFO SITING 06/15/01 ALONG I-25 IN COLORADO8/20/01
6/7/01 23:15Blackhawk (north of)COUSAFireball1 secondgreen fireball descending in rocky mountains8/5/01
6/7/01 22:00LongmontCOUSAFireballsecondsGreen fireball in northern sky, moving rapidly to the left toward earth, and disappeared.8/5/01
6/7/01 02:00LongmontCOUSARectanglehuge cloaked triangle/rectangle shaped object3/17/04
6/6/01 23:00LongmontCOUSATriangle5-10 minCloaked Triangle shaped outlined with "stars".12/16/05
6/3/01 14:00DenverCOUSADisk5-7 minsA Very Descriptive, Multi-Ship, Broad Daylight Observation in Denver in 20013/21/03
5/22/01 12:00WrayCOUSACircle15 secondsWe were playing football and something attracted my eye when I saw the football in the air there was a circle flying object in the sky.8/5/01
5/20/01 14:00DenverCOUSAOval10 minutesDaytime sighting in Denver City Limits, witnessed UFO color, communications, movements of 6 flying craft.7/3/13
5/13/01 22:30EnglewoodCOUSATriangle<1 minuteFormation of three silent lights traveling in a large perfectly unison traingle as if all apart of one single object8/5/01
5/1/01 23:00ElizabethCOUSASphere15-20 minutesI was driving home from work at approx. 11:00 pm, I saw a round ball of bright light in the sky. At first I thought that it may have 8/5/01
4/24/01 18:23DenverCOUSAOval4:00mingreen,blue and red flashing lights.4/28/01
4/18/01 18:30DenverCOUSACircle2 minOne pinpoint of light moved northward across the sky joining another before I lost them in the haze.4/28/01
4/16/01 23:00DenverCOUSAChanging2 minuites aprox.(see discripton)8/5/01
4/15/01 22:25Black ForestCOUSATriangle5 minutesPassed underneath and to the side of 3 lights that were stationary above tree tops at low speed.10/11/05
3/24/01 19:50Fort CollinsCOUSAOther4secAn object burned up it seemed then I could see it moving across the sky movinf east to west. I could see it about 2 seconds afetr it pe10/12/01
3/19/01 21:15Roger's Mesa (northwest of Hotchkiss)COUSALight3-5 min.Saw a slow moving bright star-like yellow,white light mid-sky that pulsated bright and dim and drifted towards the horizon4/1/01
3/2/01 22:00Pueblo (70 miles south of)COUSACylinder6 minASTONISHINGLY HUGE FAST BRIGHT CRAFT3/6/01
2/18/01 21:17Colorado SpringsCOUSATriangle2min+3 triangular craft moveing in erratic patterns, then dissappeared.2/24/01
2/17/01 19:10Woodland ParkCOUSARectangle2 minutesLights and a thin retangular shape.2/18/01
2/4/01 16:45DenverCOUSALight~45 secondsA star-like object flying past the moon, faster than a jet2/18/01
2/2/01 18:00Colorado SpringsCOUSASphere30 minDark Spherical UFO sighted in the early evening in the colorado springs CO area.2/18/01
1/14/01 20:43EvergreenCOUSALight10 minutesObject was 10x bigger than an aircraft, hovered for approximately 10 minutes before it headed west2/18/01
1/13/01 19:15AuroraCOUSALight18 minutesFour unusual lights flying over Colorado Skies2/18/01
1/13/01 18:00CortezCOUSALight4to5 minGolden point of light traveling west to east as bright or slightly brighter than a jet liner . NO stobe effect to light . From east end2/18/01
1/11/01 23:53NederlandCOUSACylinder3 to 4 secondsGreat, colorful UFO viewing in Boulder County,on Nov. 11.001 at 11:53 PM.8/5/01
1/11/01 23:20Fort CollinsCOUSALightsecondsBright greenish/blue ball flying diagonally across sky2/18/01
1/11/01 22:53NederlandCOUSACylinder3 to 4 secondsGreat, colorful UFO viewing in Boulder County,on Nov. 11.001 at 11:53 PM.2/18/01
1/11/01 22:00ThorntonCOUSAFireball5 secondsBlue fireball, close to anf falling from sky2/18/01
1/11/01 21:50BrushCOUSADisk2 secondsA bright shooting light.2/18/01
1/11/01 21:50PuebloCOUSAFireball5 secondsThe picture window in my living room faces almost due north. With the curtains drawn and the room lighted, I saw the outline of a fire2/18/01
1/11/01 21:45LovelandCOUSACircle60 secA large bright blue/green light with a long white tail was traveling south at a fairly fast speed. It was above the horizon, but not a2/18/01
1/11/01 21:30BoulderCOUSAFireball5sec01/11/01 fireball over western skies was different color and headed in a different direction.2/18/01
1/11/01 20:50Castle RockCOUSAFireball3-4 secondsWe saw a very bright white light, looked like the moon setting very quickly.2/18/01
1/11/01 20:45PuebloCOUSAFireball30 secBlue fireball lights up the skies of colorado and nebraska. The fireball was spotted my many people2/18/01
1/1/01 07:30COUSACircle20 -30 minutesA silver craft that seemed to be on a pleasure cruise.12/12/11
12/29/00 19:30Berthoud PassCOUSATriangle5 minutesUp close and stealth-like on the backside of Berthoud Pass, Colorado3/13/12
12/20/00Fort CollinsCOUSAOvalcampingThe ufo was oval with lights on the side8/16/02
12/17/00 18:15Estes ParkCOUSAChevron3 to 4 secondsAs a guest in a friends home, sitting in the living room in a corner chair, I happened to glance out the window to my left and observed12/20/00
12/6/00 12:30PuebloCOUSAUnknown15 secondsFast moving object in middle of day12/9/00
11/24/00 17:52DenverCOUSATriangle20-30 secondsFive faint red things in a fast and silent V formation in Denver at 5:52pm on 11/24/00 with no running lights?12/2/00
10/26/00 22:30GreeleyCOUSATriangle10 secondsIt was large, moved slowly and was silent.12/2/00
10/26/00 22:00AuroraCOUSATriangle10 MinutesTriangular craft (two footbal fields in size)9/24/03
10/19/00VinelandCOUSASphere1110Bright object sited 11-19-00 at approximately 1100. Viewed 15mins. Pulsated NE at not a high rate of speed.12/2/00
10/17/00 19:00YampaCOUSALight60 min, +Two extremely bright star-like lights that flashed vivid red and green.12/2/00
10/15/00 17:00Commerce City to HendersonCOUSATriangle30min.It made no sound and stood in one place over the car, The lights were huge not like a light beam and no flashing lights12/12/11
10/14/00 22:18DenverCOUSAUnknown6 minutesobject behind clouds that looked like full moon but was not. moved to always be behind clouds for six minutes12/2/00
10/5/00 02:00Colorado SpringsCOUSATriangleFIVE MINUTESTHE TRIANGLAR CRAFT WAS OBSERVED NEAR PIKE'S PEAK. I SAW IT FIRST. IT WAS SCANNING THE PEAK WITH ONE OF THREE SEARCHLIGHTS THAT WERE ON2/14/06
10/1/00 21:30Colorado SpringsCOUSALight3 to 5 minutessaw 4 lights going in what i thought was a clover formation12/2/00
9/29/00 14:00Colorado (above; in flight)COUSAOthersplit secondSpotted a UFO on my flight to LA while flying somewhere over Colorado.3/31/21
9/27/00 19:30Highlands RanchCOUSATriangle3 minutesTriangle object, orange, blue and red lights, no sound, high speeds,close to ground.6/12/02
9/24/00 20:15VictorCOUSACylinder4 or 5 minutescolored lights behind Pike's Peak12/2/00
9/19/00 19:00PuebloCOUSATriangle10 minutesStrange craft over Pueblo Colorado12/2/00
9/18/00 21:00PuebloCOUSASphere2 minutesBright, yellow gold orb sighted west of Pueblo CO.9/21/00
9/13/00 19:30FlorissantCOUSAFlash30 MINFLASHING STROBES OVER PIKES PEAK-VERY ERRATIC-NO DIRECTIONAL PATTERN- HOVERING ,THEN VERY FAST- ONE HALF HOUR DURATION12/2/00
9/11/00 21:00Colorado SpringsCOUSAOther30 secondsDuring my son-in-laws birthday gathering, we were rattled to hear a jet fighter flying low over our house off of Woodmen Rd. My younges9/9/03
9/10/00 21:00DenverCOUSATriangle2 minutestriangle object withred lights on points and white light in center9/17/00
9/10/00 14:45Great Sand Dunes National MonumentCOUSACircle2 minutesA dull grey CIRCLE flying from the E/NE toward the W/SW.10/15/02
9/7/00 23:42LongmontCOUSAFireball1 sec.Fireball sighted in a northerly direction from near Longmont, Colorado. (Clicking "...examples gives "Not Found")9/17/00
9/3/00 01:30HooperCOUSADiskuncertainObject seen and heard by 5 different witnesses.10/28/02
8/25/00 23:00LovelandCOUSADisk2 minutessaucer or disklike object with white strobe on top and orange, rotating band around circumference.9/17/00
8/14/00 04:45DenverCOUSATriangle2-3 minufo setting over the denver tech center8/25/00
8/11/00 23:00Fort CollinsCOUSAOther30 minutesA birght light that was moving around and around then it would come straight down, as if to earth and then back up.8/5/01
8/10/00 22:18LakewoodCOUSALight3 to 4 MinutesWhile watching the sky and standing east I saw one light with the naked eye about 150 degrees up from the left traveling south. Looked 8/19/00
7/22/00 19:15WestminsterCOUSAOther30 minWe saw 2 unusual shapes early evening, both objects changed color and shape for approx 30min.8/5/00
7/20/00 22:00Highlands RanchCOUSALight10 minutesWe saw a strange red light in the sky south of Denver.8/5/00
7/10/00 12:15Commerce CityCOUSALight30 minutesThree star like objects seen in broad daylight on two seperate days7/29/00
7/6/00 20:30ThorntonCOUSACylinder05 minutesLong yellowish cylinder, narrow in the middle, passes steadily and slowly east of DIA, then vanishes after halfing.7/11/00
7/6/00 20:30ThorntonCOUSACylinder5-10 minutesYellow cylinder heading east bound towrds DIA.7/11/00
7/4/00 02:30Colorado SpringsCOUSALight45secSlow moving, solid light moving across the sky, then 30-35 sec. later a light shot down at very high velocity.7/11/00
6/30/00 14:00MorrisonCOUSARectangle1.5 secondslarge black rectangle anomoly appeared high in sky for 1.5 seconds3/9/04
6/21/00 16:50Glendale (Denver)COUSAChanging20 minutesI observed a bright object changing shapes (spherical to oblong) and colors (gold, red, white) for twenty minutes in the Denver sky.7/11/00
6/20/00 22:00Colorado SpringsCOUSAUnknownover 30 minutes9 unknown lights off interstate heading towards colorado springs. 6 unknown lights over the mountains with planes and watching7/11/00
5/26/00 22:50LittletonCOUSAFireballA few secondsBlue Light Ball Thing followed by fire or spark streaks, west of Highlands Ranch, Colorado.6/6/00
5/13/00 17:30Federal HeightsCOUSASphere20 secondsDriving west bound until I saw a glowing sphere staying stationary over the west than fading out.6/6/00
5/8/00 01:05DenverCOUSAOther200 minutesa Geese shaped spacecraft vehicular vessel and a rectangular mother ship faintly appeared for 200 minutes over the Rockies stadium10/3/14
4/5/00 23:00CortezCOUSAOther15 minutesHuge craft sighted at Hovenweep National Monument.9/30/16
3/15/00 16:30BoulderCOUSADiamond14 hrsConvoy of crafts came from the ground one at a time, looked like airplanes at nightfall.6/20/05
3/15/00 15:00AguilarCOUSARectangle10 minutestwo metallic boxes connected by a cylinder witnessed near Aguilar, Colorado2/18/01
3/1/00 19:00SterlingCOUSARectangle20 secondsSmall, silent, glowing probe above house5/15/13
2/26/00 19:20McClaveCOUSALight7 minutesUnusual orange-gold light in southern sky3/7/00
2/19/00 13:30SuperiorCOUSARectangle30 secondsWhile traveling South on McCaslin Blvd. my son and I observed a shiny object in the sky at about 30 degrees above the horizon. It seem2/23/00
2/2/00 16:00DenverCOUSAOther60 secondsWhite object looked like upside down Y left strange trail no sound and seemed to come out of the mountains west of Denver5/15/06
1/11/00 22:10DenverCOUSAFireball4 secondsBright aqua green flashing roundish ball with orange sparkles coming out the back in a triangular shape, may have had a red dot near th1/22/00
1/9/00 21:50Grand JunctionCOUSAFireball2 seconds1 BLUE/GREEN FIREBALL WITH A TAIL FELL STRAITHT DOWN TO THE RIGHT A LITTLE BIT. IT WAS IN THE DUE EAST SKY IN FORNT OF THE GRAND MESA(1/22/00
12/29/99 18:00DenverCOUSAnastrange phenomenon after sighting9/17/00
12/29/99 17:50DenverCOUSAChevron10 minutesI was driving home down 13th street, I saw a object hovering over 13th street very low, at first I could not tell how low as I was appr1/7/00
12/28/99 22:00ElisabethCOUSALight1-2 minsWhite light moves and disapers7/26/02
12/23/99 22:15HowardCOUSALightSome witnesses thought it was "CHRIST'S SECOND COMING" as the light was so profound3/6/01
12/21/99 20:00LakewoodCOUSADisk20 minutesi was driving home with my sister and in the north there was a brightly colored, and changing colors disk-type thing hovering over the 1/7/00
12/13/99 23:40Las AnimasCOUSAFireballFew Secondsnoticed 2, one folllowing the other, meteors, space junk... coming from the north of Las Animas going south. The first blew up, the sec1/7/00
12/12/99 21:30LongmontCOUSATriangle1 minuteMany small lights, boomerang formation, going due south. Saw same 3 weeks ago.12/16/99
12/11/99 21:00Lamar/Las AnimasCOUSADisk7 secondsfour lights in a row, same thing see a few days previously10/12/01
12/3/99 21:00ColoradoCOUSAI was on my way to work and as I approached my vechicle I looked up and noticed two lights on a cloud(partly cloudy that night). At fi9/19/02
11/18/99 21:10DenverCOUSAOther2 minsA triangle-shape object that looked like balls tied together, flying in formation.11/23/99
11/17/99 18:15DenverCOUSAOther30-45 secondsObserved large, dark, vaguely boomerang-shaped object move swiftly and silently from NE to S and then arc W11/23/99
11/16/99 23:03LafayetteCOUSAOther5 secondsFirst sighting @23:03 while watching meteor shower. Saw VERY large boomerang shape object crossing sky at satellite speed. Again at 0:311/17/99
11/13/99 21:00BoulderCOUSAFormation10 secondsThree black objects flying in close, diamond shaped formation.12/16/99
11/12/99 19:00DenverCOUSARectangle1-2 mins.Something(s) rising behind me as I was driving home from work.11/17/99
11/6/99 02:15Canon CityCOUSALight45 MinutesObserved one bright light initially changing colors from violet to red and changing size from slightly smaller than Venus to nearly moo11/17/99
11/4/99 00:28Pueblo/Colorado Springs (between, I-25)COUSAOther4-5 sec"V" shaped luminous streak with smoke trail11/17/99
10/31/99 17:30DenverCOUSASphere5 minutesWhile visiting relatives in Denver Colorado on the outskirts of the city my daughter and her boy friend pointed to the sky just above t11/9/99
10/23/99 18:00ErieCOUSACylinder5 minSomeone pointed out an object in the western sky facing the Rocky mtns that appeared to be not moving. Couldn't tell what it was.11/2/99
10/19/99 20:00SuperiorCOUSALightapprox 12 minTriangular formation of lights observed shortly after sunset, rotated every few seconds. Other aircraft lights observed in area but did11/2/99
10/4/99 02:00BroomfieldCOUSAUnknown2-3 secondsSensation like sonic boom shook house, with no noise -just a pressure wave10/19/99
9/21/99 08:00DenverCOUSALight40 secondsStar like light moved about 10 moons, disappeared, reappeared and moved 10 more moons then disappeared again.10/2/99
9/17/99 09:00Colorado SpringsCOUSASphere30 secondsThe object looked to me like a soccer ball, it was round, silver colored and motionless while I watched it.5/26/16
9/12/99 20:55Pagosa SpringsCOUSACigar3minJust before dark, I was looking off my porch to the west mountians and saw a blinking white light rising very slowly into the ski until10/2/99
9/8/99 21:10DenverCOUSALight15 min aproxA star was moving, grew very bright, then faded out. a few minutes later we spotted two stars moving fast, North and South. Then we s10/2/99
9/1/99 19:40LakewoodCOUSARectangle19:44A very bright white rectangular object which did not appear to be moving, but instead a clould moved over it and then it went behind Gr9/12/99
8/15/99 23:18Denver (50 miles east of) on Interstate 76COUSAFireball3-5 secondsA very bright flash with a trajectory going from left to right and turning colors along the was - 3-4 seconds at most.4/1/01
8/15/99 23:15See Report...COUSASee ReportThis is to alert you to a radio broadcast in Denver at that time with witnesses calling in.8/30/99
8/15/99 23:15DinosaurCOUSA3 SECONDSSOMETIME BETWEEN 11:15-11:30 SUNDAY NIGHT I OBSERVED A HUGE OBJECT IN THE SOUTHERN SKY WHICH WAS BLUE AT FIRST & RAPIDLY TURNED TO ORAN8/30/99
8/15/99 17:30BoulderCOUSALight2 minVery fast object over boulder7/1/02
8/15/99 13:00BoulderCOUSAOther10 minutesDark metalic object along Colorado Frontrange10/15/02
8/12/99 03:30Highlands RanchCOUSAFormation5 minutesDuring the Perseid meteor shower, my family and I noticed three lights moving in a triangular formation from the south to the north.8/30/99
8/11/99 21:45Cortez (4 miles north of)COUSALight4 minutesSaw light traveling from Southwest to Northeast. It was approximately 60 degrees above the horizon from first sight across the sky till8/5/01
8/10/99 22:30DenverCOUSAOtherfive minutesI saw a very strange looking objecet in the north eastern part of the sky about a week ago.8/30/99
8/8/99 22:30DenverCOUSAUnknown10:40Saw a very bright amber light eluminating out of a four pointed objected. about 10:30pm and around this date.8/30/99
7/31/99 21:50Cortez (4 miles northeast of)COUSALight2 minutesStar-like light traveling at high speed from Northwest to Southeast. It became larger and flared,then back to former size. Disappeared 9/19/02
7/27/99 05:10Canon CityCOUSAFlashapprox 30 sec.While enjoying my am coffee and waiting for the sunrise, I was looking toward the southwest, when suddenly near one last remaining star8/10/99
7/25/99 22:00Colorado SpringsCOUSALight15 minutesHeading South into the city saw 4 huge bright orangeish lights forming curved line. Had never seen them before. Was somewhere above cen8/10/99
7/24/99 19:50Alamosa (east of, on Hwy 160)COUSADisk~1 hourMy friend and me were coming down the mountain into the valley when I spotted it in the clouds just sitting there as clouds went by it.8/5/01
7/19/99 05:00DurangoCOUSAUnknown5 minsHadn't started to get light yet, I was watching the stars, and one blinked on and off several times then started to move laterally very8/10/99
7/15/99 15:00Boulder (North Boulder)COUSAOval10-15 mins.My Girl-Friend and I noticed something strange in the sky above Boulder, Oval in shape and I have a Video Tape of it.. Interested??11/17/99
7/9/99 20:00TrinidadCOUSAFireball2 secondsAt first thought it was meteor but there was heavy cloud cover behind the path. It formed an arc from what looked like NE to SW of Tri7/14/99
7/3/99 21:20AlamosaCOUSALight1 minuteObject like a star moving at a rapid rate from the south east. Pin of white light stopped directly overhead, suddenly expanded blue.7/14/99
7/1/99 22:05SalidaCOUSACigar1 minuteShiny object heading west, 10 miles east of Salida.Planes appear to have chased it away.7/5/99
7/1/99 22:00SalidaCOUSACigar2-3 minutesLarge cylindrical object steadily crossed the sky in the light of the moon.It did NOT display FAA blinking light.7/5/99
6/28/99 21:00Colorado SpringsCOUSATriangle20 secondscraft was seen hovering 100ft above the ground at the southeast corner of Powers and Platte at 9PM on 6/28/99 for about 20 seconds nort7/5/99
6/26/99 10:22Lamar ((LAA), (NE of, FL310, 10 deg. above hor.)COUSA:30 secTwo starlike objects traverse starfield (25 degree arc). One adjusts on other. Flash infront of lead object-disappears. 2nd object turn7/14/99
6/17/99 22:00BoulderCOUSALight5 secondsJune 17, 1999 Bright capsul shaped object which I thought was a star brightened and took off, then disappeared.7/5/99
6/13/99 20:00ArvadaCOUSALight20 minutesReport to COMUFON: James Peters, 303-344-5576. Two observers. Very fast moving lights. Changes in direction and velocity.10/2/99
6/7/99 22:15CortezCOUSALight5 minutesHusband and I were looking at the sky and saw a light similar to a star move quickly across the sky.7/5/99
6/7/99 22:15CortezCOUSACircle5 minutesStar-like object at 60 degrees traversed sky, wavered, made 90 degree turn, blinked bright and dim, then disappeared.7/5/99
6/7/99 04:15Spranger (near, 5 mi. east of Interstate 25)COUSAFireball20 secondsSaw green fireball descend with white tail. It then disappeared.7/5/99
6/3/99 19:55ThorntonCOUSATriangle8 min.See below.6/23/99
6/1/99 22:00Lost Park areaCOUSAOtherThrough the nightBright redish flame type object10/30/06
5/31/99 19:15Colorado SpringsCOUSACylinder10min+Was heading to the store at 1900 hrs saw a non plane like craft going North to South glowing whiteish observed with Bino's def. not a p9/19/02
5/29/99 21:00CherawCOUSATriangle15-20 minsA phone call from my sister on her ay to work..... "Do you see that???,What the HELL is it???"6/23/99
5/6/99 20:00DelhiCOUSAChanging5 minutesBright yellow-orange light that morphed into two, then one, then faded in and out before disappearing.5/24/99
5/5/99 21:30LittletonCOUSAChevron4 hoursI was in bed and I saw this bright light outside! Turned out to be a UFO!5/24/99
4/27/99 04:30LovelandCOUSACircle5 minutesAn orb of orange/yellow light that pulsated or dimmed then brightened period of about a second5/24/99
4/26/99 22:15ModelCOUSALight2 minutesBright yellow-orange light stationary at first, then accelerated to right and faded out until it disappeared.5/24/99
4/20/99 05:55DenverCOUSAFireball5to6 seconds?"just before" sun-up; snow whit fire ball streaked west to east above and across city skyline. Looked like just the picture of an old M4/26/99
4/3/99 20:04ThorntonCOUSALightWe saw a bright light 20 degrees above the western horizon that appeared to have a disc shaped object to its immediate left.4/26/99
3/28/99 23:32HendersonCOUSAFireball1.5 to 2 sec.green fireball going from east to west some green "sparks" given off,4/26/99
3/26/99 22:53Colorado Springs (NORAD)COUSAI have seen several ufo's in the past 3 years. I was stationed in NORAD Mountain Complex and knew that the goverment had information a9/19/02
3/24/99 21:00LongmontCOUSADisk3 minuesI saw lights in he sky. It had five lighs in a row, each flashing one a time in a row. It was also urning slowly.4/2/99
3/23/99 14:15Colorado SpringsCOUSASphere45minutesa glance at norad12/3/04
2/21/99 14:00DenverCOUSALight10-15 minutesBlack object disappears followed by light object4/2/99
2/18/99 23:27Colorado SpringsCOUSAFormationone secondtwo columns of dull white spheres raced from south to north @ incredible speed.keeping perfect pararell formation.4/2/99
2/1/99 22:05ArvadaCOUSAFlash5 secondsit was a flourescent green with red on the front and a long tail.1/29/02
1/26/99 20:15La VetaCOUSAOther15-20 minutesAircraft looked like a 747 three times its size. At each wing tip were much smaller aircraft. A probe went to the ground from the bell2/16/99
1/15/99 17:40Canon CityCOUSALight2-3 sec.Two eye witness saw this. One in a car, a second in a high rise apartment. 13th floor. The witness in the apartment said they landed 2/16/99
1/15/99 17:40Canon CityCOUSAFormation4 to 5 secondswhile traveling east on Hwy 50 I spotted a cluster (6 or 7?) of red lights in the northeast sky app. 9:00 angle. They appeared to be co2/16/99
1/5/99 14:00Estes ParkCOUSACircle1 minuteUFO caught on film over Colorado Rockies3/4/08
12/22/98 07:25DenverCOUSAOval5-6 secGoing to work, ahead of me at a stop light I saw a small object moving at a fast rate. It was crossing my direction of travel at an est2/16/99
12/13/98 14:00DenverCOUSAFormation5-10 minutesA formation of a constant group of 1 dozen metallic/lights near DIA1/28/99
12/13/98 02:00LafayetteCOUSAOther2 hoursEvent was a meteor shower. 5 meteors spotted in one hour plus 6 regular shooting stars.1/28/99
12/11/98 16:45Colorado SpringsCOUSADisk15 minIn twilight a disk shaped object "about the size of a dime held at arms length was seen by a husband and wife. They grabbed field clas2/16/99
12/9/98 01:30AlamosaCOUSAOval45 secondsI am a police officer in alamosa colorado. on the date and time above, i was on routine patrol, i was traveling northbound along a coun1/28/99
11/20/98 20:00AuroraCOUSATriangle5-10 minutesTriangle shaped object traveling slowly over Colorado neighborhood12/3/04
11/16/98 22:11GreeleyCOUSATriangle5 secondsLooking for Leonid meteors saw triangle lights fly overhead11/19/98
11/15/98 20:30Wheat RidgeCOUSADiamond8 SECVERY LARGE DIOMOND SHAPED OBJECT HOVERING OVER NEIGHBORS HOUSE.HARDLY ANY SOUND,JUST A LOW VIBRATIONAL SOUND.2/16/99
11/14/98 17:24DenverCOUSALight14 minutesMy son and I saw and videotaped a sighting in the sky north of Denver on 11/14/98 beginning at 17:24 and ending at 17:38.11/19/98
11/12/98 21:30LakewoodCOUSATriangle5 sec.Triangle shaped lights moving very very fast12/2/00
11/11/98 20:23Wheatridge (5 miles or so northwest of Denver)COUSATriangle15-20 secondsWhile standing outside with my wife, I looked up and to the north and saw a triangle craft or formation at about 5000 feet. There were 11/19/98
11/3/98 14:30AuroraCOUSAUnknown5 minwhile driving to wal-mart notice a reflection of something silvery high in the sky was to high up to notice shape or size but notice it2/16/99
11/1/98 22:00BaileyCOUSAFireball<2 secs.Streak of bright blue/white light flashed vertically downward from @40deg to horizon. Seen @20degs. SSW in clear moonlit sky.1/28/99
10/26/98 19:23La VetaCOUSATriangleMe and my wife were going south on I-25, when I notice some flashing orange bright lights. When I looked up to the sky I stopped the ca6/23/99
10/25/98 16:20DenverCOUSALight3 minutes3rd sighting of UFO's in DIA area4/26/99
10/24/98 13:30Westcliff (near)COUSACircle<1 minuteA friend and myself went to take some pictures of an area we were planning on investing in when we spotted a strange object.11/19/98
10/23/98 01:30WestcliffeCOUSALight50 minutesLight in southeast sky, very bright not Jupiter, changed colors white, green, then red, faded completely then reappeared.6/22/17
10/8/98 21:00Fort CollinsCOUSAOther30 sec - 1 min.Double boomerang formation or chevrons tip to tip, a dozen or so white lights, not blinking, moving slowly NE to SW, no sound11/19/98
10/6/98 19:05DenverCOUSAFireball1-2 secs.Red fireball with red tail traveling east to west11/1/98
10/1/98 05:30BayfieldCOUSALight30 minutesLarge light object in sky with lightning storm and huge beam of light from below in southern Colorado1/3/01
9/26/98 23:00Fort CollinsCOUSATriangle10 minutestwo craft with 3 white lights arranged in tringle and red light in center of triangle. slow flight. no noise.9/26/98
9/26/98 20:15LittletonCOUSAOther2 secondsI saw a bright green "shooting star," but it was much brighter and larger than a normal SS, which I've seen dozens of. It appeared in t11/1/98
9/26/98 19:03Lochbuie/BrightonCOUSAOther10+ minutesObserved two bright objects at sunset over mountains west of Brighton, Co. Objects remainded constant in brightness and intensity for 11/1/98
9/24/98 20:15LongmontCOUSADiskI looked out the window and I saw this saucer shaped thing. I looked all different directions and it still was there so it couldn't hav4/2/99
9/22/98 23:15Highlands RanchCOUSAOtherHighlands RanchObject moved silent to west at an estimated altitude of 2500 feet.9/19/02
9/22/98 04:45Colorado SpringsCOUSAFireball10-15 secGreen 'fireball' with a blue tail.9/26/98
9/13/98 22:10BoulderCOUSAOther10 secondsI witnessed a shape over head coming from the north9/26/98
9/10/98 22:45Buena VistaCOUSAChanging10 minutesBall of light that was thought to be a star dropped out of formation and changed colors and direction at super speeds8/5/01
9/7/98 00:45Longmont (approx 8 miles south of, CO-I25 interchg)COUSALight1 secondIn an instant I saw a red "glowing" light streak across 2/3 of the entire western skyline, Western sky above Boulder foothills, taking10/12/01
8/22/98 22:20NorthglennCOUSAFireball5-8minSlow moving for the most part but had quick acceleration,absolutely no noise,bright light's (blue & orange)4/2/99
8/22/98 20:00TellurideCOUSALight3 secondsSimilar to report from Longmont CO on 9/7/98.Very fast moving light11/1/98
8/15/98 01:00Highlands RanchCOUSAFlash5 minutesFlashing UFO lights over church in Highlands Ranch, CO 1998-995/15/13
8/5/98 23:45Grand Junction (west of)COUSALight30 minutesSaw three objects which flashed red, blue and white lights. Lights appeared to be stationary. Binoculars revealed three distinct lights9/6/02
7/25/98 18:30Jefferson (near)COUSAOvalfive minutesBlack Oval-Shaped Object Hovering Near Jefferson, Colorado.8/5/01
7/18/98 10:07LongmontCOUSATriangle3 to 5 minutesTraingle craft about 60+ feet in diameter was sighted flying west of Longmont CO.11/21/98
7/15/98 19:00AuroraCOUSAUnknown4 sec7/00/98 aprox aurora co looked like star 4-5 seconds object moved slowly westward 4/7/034/22/03
7/7/98 17:00Denver (above)COUSASphereall afternoon and eveningStrange object, stranger events that followed on seeing the object in the Mountains above Denver9/2/05
6/15/98 14:00FlorissantCOUSACircleone min.THE OBJECT MADE A HUMMING OR DRONING SOUND.IT CAME FROM WEST TO EAST ABOUT 100 FT. ABOVE THE GROUND MOVING AT ABOUT 100MPH. OR LESS. IT4/22/03
6/6/98 00:30Bailey/Fairplay (between, off Hy 285)COUSACircle5 minutesMyself and a friend witnessed a bright, white cirle of light about 20 yds across.It was about 500 feet above us.Everything went silent.11/1/98
6/1/98 00:15DenverCOUSACircle4 secondsI was looking towards the Mountains, west, when I saw a large bright golden circle shaped light raise from that area. It went accross 6/18/98
5/26/98 10:40Denver (downtown)COUSATeardrop15 secondsI looked out and noticed waht appeared to be 2 Teardrop shaped balloons linked by a tether to one another, Metallic, shiny. The motion 11/20/02
5/21/98 21:30DenverCOUSAFlash30 minutesHumming then a loud subsonic boom or explosion1/28/99
5/17/98 22:25Colorado SpringsCOUSALight10 secondssmall obj. size=bright star moving NNW to SSE altitude undetermined, but too low for satelite. Light began to dim then we assume it cl9/19/02
5/16/98 23:47SimlaCOUSAChangingseven secwent ouy looked up green ball of light decended like a metor then split and right object went off at 90 degrees.1/28/99
5/16/98 03:00Wheat RidgeCOUSACylinder17 sec.i was coming home, and i saw a bright light in the clouds. it was cylinder shapped with a pointed edge.then it dissipeared behind the c7/14/99
5/15/98 23:30Pueblo WestCOUSATriangle15minIt was about 11:30 at night, when my brother came into my room and told me to look out my window. He seemed very excited but also a lit8/28/03
5/6/98 20:00Colorado SpringsCOUSAOther30 secondsBig eyes.7/14/17
4/28/98 22:42Colorado SpringsCOUSAFlash3 minutesTwo people witnessed an extremely bright "star" flash on and fade out in the night sky for approximately 3 to 4 minutes. The "star" m1/28/99
4/25/98 20:00FriscoCOUSAOval2.5 hrslights act like a star then zoom!10/30/06
4/21/98 22:30BroomfieldCOUSATeardrop2 minutesWe were driving home from a coffee shop in Broomfield and we thought we heard a police siren so we pulled over but we didn't see any em1/28/99
4/12/98 22:00Castle RockCOUSATriangle3minI was driving in my car when two triangle shaped crafts (lights were seen) hovering over the Castle Rock area, they seemed to be landin1/28/99
4/9/98 21:34Colorado SpringsCOUSAOther4 secondsSaw a row of lights for about two seconds,they disappeared for about a second then the row of lights came on one after the other from r1/28/99
4/9/98 21:15Colorado SpringsCOUSAOther15 minsSaw object hovering over Co Springs. Couldn't clearly make out the shape, but it had approx 10-12 lights, most white, a couple yellow a1/28/99
4/3/98 21:301-25 corridor (southbound, 65 miles north NM border)COUSADisk30-45 minutesThis event was seen my many-the objects were clear and distinct-and moved independent of each other-if left who all saw this overwhelme1/28/99
3/27/98 21:00PuebloCOUSALight30 min.Stationary for duration, 3 lights flashing red , green and white , SSE 150 deg. ; WSW 240 deg. ; WNW 300 deg. (APPROX.) Between 9:30 an1/28/99
3/15/98 14:30Gunnison (30 Miles NE of)COUSADisk30 SecondsDaylight sighting while ice fishing on a lake in South Western Colorado.8/5/01
3/15/98 04:00Oak CreekCOUSALight2 minutesI was driving to catch a flight at Denver International and had at least a three hour drive. I was driving down County Road 14 to Stat9/2/05
3/12/98 01:10Eagle CountyCOUSAFireball00:01I have seen 5 greenish/blue fireballs in the course of a 2 week period, above and around the Eagle County area of Colorado.1/28/99
3/11/98 22:03Colorado SpringsCOUSAOther10-15 sec.Seven narrow cylinders with tapered ends, flew in silent formation, from the south,due north. They appeared to have no single light. Th9/19/02
2/26/98 20:30Colorado SpringsCOUSAFireball30-40 secA slowly descending Blue-Green Fireball. First Appeared at apx. 52 deg. El. and went down to apx. 0 deg. Disappeared behind Condo's. 1/28/99
2/13/98 20:00CrestoneCOUSALight2 hoursLarge amber light at the top of the Sangre De Cristo range. About 10,000 feet up the mountain.1/28/99
2/2/98 22:23AuroraCOUSALightI was siting on my porch when a bright light sped to the left then blinked brightly on the left and the right at the same time(possibly1/28/99
1/15/98 05:00Lake CityCOUSALight30 secondsAn object the size and brightness of Venus appeared in southern sky for appoximately 30 seconds. It then gradually doubled and size a3/7/98
1/11/98 00:10Colorado Springs (north of, on I-25)COUSAFireball15 secondsA friend and I witnessed a pulsating, intensely bright, fireball near I-25 between Colorado Springs and Castle Rock. The fireball broke9/19/02
12/14/97 20:30AuroraCOUSAUnknown5 MinObject seen shooting across the sky at a very high rate of speed and the stopped and started blinking a white light. Object was moving3/7/98
11/12/97 16:30DivideCOUSALightHalf hourThe object was the size of a basket ball. Cotten white in color. Came very very close.1/11/02
11/9/97 22:41LyonsCOUSAUnknownshort - in secondsMy wife was woke out of sleep by a light shining in her face – but this time with no noise. Also, later on, a small lamp in our room ca9/2/05
11/2/97 02:20LyonsCOUSAUnknown2 to 4 minutesstrange humming noise over house late at night9/2/05
10/17/97 20:00IgnacioCOUSATriangle1 hourThree triangular shapes with extended "legs" floating southwest over SW Colorado NW New Mexico mountains.4/14/09
10/15/97 19:00BoulderCOUSATriangle5 minSaw 3 lights moving slowly over the foothills11/17/99
9/15/97 15:00Colorado SpringsCOUSARectangleThe object was about one hundred and fifty feet long, and fifty feet wide. It was greyish black in color, I think the object was about 1/3/01
8/29/97 18:30LyonsCOUSADisk2 minutesTwo High School Girls see silver disk move over town1/28/99
8/1/97 13:00DenverCOUSACircle1 minPicture reveals UFO in the background8/27/09
7/15/97GoldenCOUSAOval2 minSpot moving on the moons surface6/9/09
6/21/97 23:30Fort CollinsCOUSADisk7-9 secMy wife and I have had another sighting. Sunday night (6/21/97) at 11:15 PM we were in the back yard watching the sky. The first thing1/28/99
6/20/97 21:45Alamosa (West of)COUSAlight5 minutesBright silverish-white light 5 degrees above horizon with occasional red flashes, appeared 50 miles North-West of Alamosa9/6/02
6/10/97 22:30Golden (I-70 E, by exit for)COUSALight2 minutesI70E Golden, CO exit. Lg bright object sped to ground. Maybe a minute later I saw a bright flash of light(it crashed?)6/23/99
6/6/97 18:00Colorado (unspecified)COUSADisk15 mina black shape in the sky while in colorado. was told it was a weather baloon.9/28/03
6/1/97 21:15ThorntonCOUSACircle15 to 20 minutesRound object flashing all colors giving a hypnotic state.3/4/22
4/7/97 05:30Colorado SpringsCOUSACylinder5 minutesDark. Between Fontaine and Drennan Rd. A tall, brightly litobject descended in field near reservoir west of Powers Rd. Tieredwith mul3/7/98
3/23/97 21:45NederlandCOUSAOther2 minutesGroup of Velebrators of Vernal Equinox are visited by dimmensional craft .Sunday evening, a group gathered to welcome in the spring whi3/7/98
3/23/97 20:30NederlandCOUSAOther1 minuteSpring Solstice,Lunar eclipse, time of the comet,evening around open fire, gathering 20 adults.2/16/00
3/15/97 10:30Buena VistaCOUSAOval10 minsWhite oval with gold light/energy over mountain in daylight5/24/05
3/14/97 22:30Colorado SpringsCOUSATriangle10 secondsTriangular light formation in Colorado.3/19/09
3/1/97 12:30Commerce CityCOUSASpherea few hoursLarge number of high altitude white spheres in sky over Commerce City, CO, in 19976/3/10
2/13/97 07:00LakewoodCOUSATeardrop10 minutesHovering object...quiet crack...then vanished12/16/05
11/30/96 17:12SalidaCOUSA2 sec.Aerospace engin. sees very bright, metallic-silver obj. streak across sky from NE to SW. Horiz. to hor., 2 sec.. Flames released.11/2/99
11/3/96 18:55LongmontCOUSA2 min.Mother & daughter see immense blue flash in sky. 2 min. later, saw shaft of blue light w/oblong cloud on top, illuminated on inside.11/2/99
10/3/96 20:05CrestoneCOUSALight30 secondsFour balls of light travelling in sky, also see possible related New Mexico report for 10/3/96.2/14/06
9/22/96 01:00DenverCOUSALight3 MINUTESI witnessed 2 unusual and unidentifiable light sources in the sky above Denver. It was an unseasonably warm September evening, no cloud8/10/99
9/16/96 06:15Georgtown/Idaho Springs (between) (Clear Creek)COUSADisk60 secobseved a very reflective ufo over a mountian pass it moved across my field of vision was able to record with video camera. good footag9/26/98
9/1/96 21:30Fort CollinsCOUSADisk1 min.Sighting of crescent moon shaped object at about cloud high, traveling from NNW to SSE in direction of Denver CO, at 9:30 PM. No sound.3/7/98
9/1/96 21:30Fort CollinsCOUSADisk45 sec9/1/96 SIGHTINGAround 9:30 pm, Sunday, September 1st, 1996, my wife and I were in our backyard watching the sky. This had become our c8/19/00
9/1/96 18:30BoulderCOUSALight20 minutesGlowing light in early night sky becomes two, then back to one, glows brightly then implodes over I-36 Boulder-Denver turnpike.6/9/17
8/24/96 21:00Fort Collins (northwest of)COUSALight9 HoursLights whirling in and around trees, Whooshing sound as the craft flew overhead. The approach of 2 1/2' to 3' tall beings. At about 3/7/98
8/15/96 22:00PenroseCOUSAOther15 min. approxUFO shot down over military installation2/14/06
8/1/96 17:00PuebloCOUSATriangle3 minBlack Triangle in sky about 35 mi south of NORAD5/15/06
6/24/96 00:30AuroraCOUSAChanging1 hourObj. hovered 100 ft above car. Red, blue lights on corners. Changed shape from cube to pyramid to triangle. Landed 800 ft away.11/2/99
6/19/96 03:00Fort Collins/LovelandCOUSATriangle10 minutesThe object was of technology that is general knowledge.5/2/03
6/19/96 03:00Fort CollinsCOUSATriangletwo minutesI saw the same tri-angular craft the guy in Masonville Colorado saw 6/19/1996.2/14/10
6/1/96 00:00LongmontCOUSAOtherSeveral secondsTrain like ufo on Airport Rd in Longmont10/10/11
4/15/96 16:35Fort CollinsCOUSA30 sec.Man repts. seeing "metallic object" in W sky against sun. Highly reflective, then turns black, becomes smaller. 2 boys see, too.11/2/99
4/15/96 05:30Fort MorganCOUSALight2 minutesLittle tiny light8/16/02
4/7/96 11:50LakewoodCOUSA6 sec.Former USAF pilot sees silver/gray disc streak up to aft end of departing UAL DC-10. Obj. accelerates dramatically, ascend @ 45 deg.!8/5/01
11/27/95 23:00Fort MorganCOUSA2 hrs.Woman reports a very bright, colorful, stationary object "below the Belt of Orion." (Possible flickering star??)11/2/99
11/27/95 20:00LyonsCOUSAOther20 minutesHole (50 feet by 30 feet) opens up on hill side. Light streams from it along with motor noise. Closes again and leaves no sign of exi1/28/99
11/23/95 19:00Loveland/Fort CollinsCOUSATriangle30 minutesTriangle ship following a ball of light.6/15/15
11/21/95 18:00PeytonCOUSA5 min.Young man&mother; 2 intensely bright white lights, side by side, moving erratically across sky. Green flashes, sonic11/2/99
11/15/95 22:30BoulderCOUSAFormation10 sec.I was sitting in my back yard talking on the phone.When I saw 1 green dot fly south Followed by 2 more green dots flying parallel to ea11/17/99
10/19/95 01:00Colorado SpringsCOUSAOther10 secondsMultiple, star-shaped, dim yellow lights in straight line8/5/01
10/12/95 20:30PuebloCOUSATriangle10 sec.3 Triangular craft passed directly overhead. They were flying in a "V" formation at low altitude. There was no sound. These objects we11/19/98
9/17/95 00:30Colorado SpringsCOUSAMan reports witnessing a gray colored "flying-wing" shaped craft flying silently overhead. Moved at steady pace.11/2/99
9/12/95 08:58LeadvilleCOUSA2 min.Several adults, waiting for tourist bus, witness 2 tiny metallic-looking objects in daytime sky. Objs. suddenly streak off to W & NE.11/2/99
9/4/95 22:30Colorado SpringsCOUSAMan repts. witnessing a "bright star" in night sky, with white, red, green, blue colors. Began to move, then suddenly disappeared.11/2/99
8/28/95 02:30Castle RockCOUSA10 min.Man repts. seeing "a slender object, with a string of lights across body." As wide as a full moon. Observed w/ binocs. Very unusual.11/2/99
8/26/95 10:00SalidaCOUSA30 min.Young man videos peculiar disc, "w/ double level row of windows," hovering N of city. Many witnesses, TV coverage. Good video.11/2/99
8/7/95 23:00BerthidCOUSA3 hrs.Father & son witness multiple stationary red, green, white lights in sky. Then witness six more. (Facts incomplete.)11/2/99
8/3/95 23:00AuroraCOUSAMother & daughter hear strange "rattling" sound. Witness small saucer-shaped craft descend "like feather." Red & yellow lights.11/2/99
7/15/95 19:30PenroseCOUSALightAbout 30 secondsBall of light setting behind hills10/31/08
7/4/95 19:10Flaming GorgeCOUSASphere30 minutesThee White Orbs Seen in Sky at Flaming Gorge Park7/31/21
6/6/95 18:00GoldenCOUSAOther15 minutesWitnessed a Barbell like object that rotated irratically, changed directions several times, and finally dissapeared.3/7/98
6/1/95 13:00CraigCOUSAChanging20 MinutesVery Shiny and Reflective Saucer seen on the South side of Craig, Colorado Summer of 19952/14/10
6/1/95 01:00Colorado SpringsCOUSALight15 secThere I was laying in a wheel barrel at lunch staring at the front range like countless other nights when a bright red light appeared2/18/01
6/1/95 01:00Colorado SpringsCOUSALight15 secAbout 1am i saw a bright red light racing from the front range of Colo northeast and changed angles and dissapeared in 15 sec.2/18/01
5/31/95 18:00LovelandCOUSAOther30 secondsNORAD Bulletin board says "800 unknowns tracked last year"11/2/04
5/25/95PuebloCOUSADenver FAA relays rept. from comm. aircraft: Crew sees obj. zigzag at Mach 4 (!) on collision avoidance radar (TCAS)@36'K. alt.11/2/99
5/5/95 22:00ConiferCOUSACircle10 secondsTurkey Creek Canyon Road, Conifer Colorado sighting (3 witnesses)2/18/01
4/7/95 21:00BoulderCOUSA7 sec.College stud. sees 3 objs. in formation pass directly overhead. Very fast. Covers 120 deg. in 7 seconds.11/2/99
3/27/95 21:15Loveland/Estes Park (between)COUSALight45 minIt looked like a star that was moving across the night sky. But it stopped and changed direction again and again. It changed color an1/28/99
8/15/94 20:00DenverCOUSAOther5 secondsI saw a UFO in August of 1994.9/29/02
8/15/94 18:30Glenwood SpringsCOUSALight2 minvery bright light in the sky moving slowly made a sudden jump upwards and disipeared10/31/03
6/30/94BurbankCOUSA06:00Ok, this one I have trouble writing as it may seem crazy. But I swear this really happened. Back in about 1993-1994 early morning (don'5/24/05
3/1/94 19:00WestminsterCOUSACircle30 secondsI was riding in a car heading south on Wadsworth Blvd toward 92nd in Westminster. I looked west at the sunset and abov7/8/16
1/15/94 00:00DillonCOUSASphere5 hrsufo activity at lake dillon,colorado11/20/02
8/19/93 21:10Fort CollinsCOUSAUnknown5 minutesRed-lighted UFO with bluish flashing light flits over vacant field.10/31/03
8/9/93 23:50WestminsterCOUSATriangle1 minuteA white puffy cottonball appeared and then a triangle emerged from it. It was totally silent and had a light on each corner.8/30/99
6/26/93 02:30Holy Cross Wilderness Area (Near)COUSALight45 minI was alone camping in the mountains and was awakened by strange noises and an intense bright light that seemed unearthly.1/3/01
6/1/93 21:00AuroraCOUSADiamond5-10 seconds3 Elongated Diamonds flying in formation over Aurora, CO10/19/21
6/1/93 17:30Colorado SpringsCOUSACigar15 minutesSaw a UFO and spoke to a possible alien.5/15/13
5/23/93 21:30La VerneCOUSATeardrop20 sec.It flew over the crest at an amazing speed and disappeared in a small cloud it should have flown through at that speed.6/12/02
4/17/93 18:00Rye (west of)COUSATriangle3 hoursBright light in sky in Colorado 1993 revealed as triangular craft from photo analysis.12/7/06
4/13/93 23:45Pagosa SpringsCOUSACigar30 SecondsHuge long narrow aircraft with seven huge lights appeared 100 ft. above our car and followed us for approximately a half mile10/30/06
10/22/92 21:30Oak CreekCOUSAUnknown15 minutesAt 9:30 in the evening on a clear night,we saw five or six objects over the top of the mountain behind our house. The objects zipped1/17/04
8/4/92 21:00Fort CollinsCOUSALight15 minutesLooking towards the north we saw an object with reddish and white lights. It was moving in right angles, then staight up and down very 2/16/99
7/20/92 02:30Fort CarsonCOUSAUnknown15minred and green unidentified lights near an army ammo point3/31/08
7/10/92 21:20DenverCOUSAUnknown20 minutesI WAS WAITING FOR THE BUS AT 9TH AND GRAPE AFTER THE BOY SCOUT MEETING. I LOOKED AND THE CRAFT FLEW EAST TO WEST OVER THE PALMER SCHOOL6/21/18
11/18/91 01:00Colorado SpringsCOUSATriangle5mintriangle craft. one moving glowing blue at 250ft. The other hovering off a busy street . same altitude.3 wht lights 1 red center3/21/03
11/15/91 01:00Colorado SpringsCOUSAtriangle5 minClear night, calm winds, object triangular, blue glow emanating all around, flying at250 to 500 feet north to south direction no noise 9/19/02
10/31/91 13:30Boulder (10 miles west)COUSACircle30 to 45 secondsTwo glowing translucent spheres chasing and playing "tag" in the trees, one landed, one flew away.1/21/08
10/7/91 20:15Virginia DaleCOUSALight2 minutesFour nocturnal lights, one winks out, deer appears.10/31/03
4/13/91 23:45Pagosa SpringsCOUSACigar20 secondsI am a 68 year old retired president of an international trade association.My nephew and I were driving on a remote hightway in the mo3/17/04
2/15/91 19:00LakewoodCOUSACircle3 minutesFirst observed hovering above tree up close by my daughter age 11 & her friend 12. Daughter saw window of air craft felt staired at but11/23/99
12/24/90 13:30Steamboat SpringsCOUSAUnknown15 secondsSporadic flashes of intense blue light8/14/07
8/5/90 14:00CarbondaleCOUSAOther2 minutesPlaying baseball I looked in the sky and saw a huge silverish object and it was too big to tell a definate shape1/7/00
7/15/90 03:00Colorado SpringsCOUSAFlash5 secondsBright Flash directly overhead.8/24/04
6/1/90 23:00Colorado Springs (south of, on Hwy 115 near the co. line)COUSAOther5+ minutes (I left)The UFO I saw was stationary, brightly flaming on the bottom and dripping profusely toward the ground.1/28/99
10/31/89 18:30El JebelCOUSAUnknown5 secondsBriefly observed black, silent, slow-moving object low enough to reflect ground lights from bottom, convex surface.4/2/99
7/5/89 23:30LovelandCOUSACigar1 minuteCigar Shaped Lighted Object3/16/01
6/30/89 22:30NoneCOUSAOther8-10 secondsA square doorway (bay door?) opened in the night sky, two craft came out, disappeared over the horizon and the doorway closed.1/31/11
5/10/89 00:30DenverCOUSALight10 minLight observed above Jefferson County, Colorado moves from over-head stationary position to beyond the East horizon in seconds.7/9/20
4/18/89 22:30AuroraCOUSATriangle1 minuteTriangle consisting of 3 red lights. Shot straight up, then stayed in same position for 30 seconds, then finally descended diagonally u4/15/16
4/1/89 09:30Grand JunctionCOUSAChanging30 minF.A.A. gives false report of UFO over Western Colorado10/12/01
1/7/89 17:32Fort Collins (north of)COUSALight20 minutesStationary brilliant variable white light masquerades as planet Mercury.10/31/03
10/15/88 20:30LovelandCOUSAChevron5 minBoomerang craft, silent, no lights, walking speed8/16/02
10/10/88 22:00BoulderCOUSALight1 minuteThree Stars Begin to Move Randomly, Stop, Change Direction, Move Again, And Then Vanish7/16/06
8/10/88 00:05DenverCOUSAOther10 mins or soBrillant bright lights from the sky8/5/01
3/1/88 12:00In flight (location unknown)COUSAUnknownMinutesIn March of 1988 my 16 year old son was traveling from St. Louis to San Francisco by airplane. He was using an old 110 instamatic came5/24/05
3/1/88 09:00ALAMOSACOUSASphere60 secondsChased jet fighter then moved in front of it instantaneously then back6/22/22
11/1/87 22:00LyonsCOUSAOval5-10 secondsLarge oval object with white glowing lights moves slowly above the car.11/11/13
7/21/87 11:00GypsumCOUSAOval5 minutesUFO near Gypsum and Eagle Colorado around 1987 - strange oval object hovers and speeds away1/10/14
7/1/87 20:00Lost Park (near Jefferson)COUSASpheredusk till dawnBright red spheres with slow random movements in the same area of the sky reoccurring numerous evenings.4/2/99
4/1/87 12:00WestminsterCOUSATeardrop30-45 minutesIt appeared to be the shape of upside down teardrop. ((NUFORC Note: Possible helium-filled scientific balloon?? PD))7/8/16
1/31/87 17:04Black HawkCOUSASphereabout 5 minspheroid, leading edge shimmering red, main body whitish yellow, low altitude3/31/08
11/3/86 20:30ArvadaCOUSASphereless than 1 minute3 large blue spherical objects spotted in Arvada, Colorado in late 19862/1/07
6/14/86 18:30Colorado SpringsCOUSASphere2minutesSphere light UFO seen near Pulpit Rock, CO.7/5/05
5/15/86 08:00JeffersonCOUSASphere2-3 hrssaw a bright red sphere moving slowly from west to east on the north of our campsite.9/13/02
5/1/86 19:00Jefferson (near)COUSASphereunknownRed sphere low to the ground moving slowly and erratically.2/16/99
9/12/85 23:43La VetaCOUSACircle6 secondsWell what happened was when I was about 5 I was coming back from a trip from my grandparents. I was looking out the windown and it was 6/2/98
8/20/85 01:00Tarryall ReservoirCOUSASphere15 secondsFriend saw and alerted me and my wife to an object that moved eratically in the sky.2/16/99
9/1/83 21:30BoulderCOUSATriangle10 secondsI observed a large triangular shaped object in 1983 in the same area and with identical characteristics described in a 2005 report.3/31/08
4/7/83 00:00FruitaCOUSATriangle15 minutesPossible drone?4/12/13
5/9/82 20:00Longmont (south of)COUSADisk1-3 minHovering saucer8/5/01
5/7/82 16:30Fort CollinsCOUSAFormation1-2 minutesSmooth, silent and quickly moving formation of orange disks.12/9/03
2/12/82 23:54WindsorCOUSATriangle6 MinutesUpside Down Black Metalic Pyramid with non-defracting lights4/28/01
2/12/82 23:54WindsorCOUSATriangleOccurred : 2/12/1982 23:54 (Entered as : 02/12/82 11:54) Reported : 4/19/2001 09:13 Posted : 4/28/2001 Location : Windsor, CO Shape : T11/20/01
10/30/81 23:00West Elk Wilderness AreaCOUSACirclefive secondsBright round ball. several thousand MPH leveled off to one thousand MPH zig zaged through dense timber, no sound no projected light12/23/02
10/18/81 16:00BoulderCOUSADisk10-15 seconds3 slow moving disks over south Boulder.10/14/13
8/1/81 22:00Estes Park (Near)COUSAUnknown4-5hoursI was abducted as a youth and am remembering peices more and more in dreams.12/9/00
6/15/81 20:00CrawfordCOUSAFireball1 minutefire ball2/23/11
5/1/81 18:30BoulderCOUSAFireball3 secondsWhile walking south a large comet like object swept out of the sky and turned horizonel at about a thousand feet from the ground and he2/16/99
1/15/81 10:00Colorado SpringsCOUSATriangle10Triangular black craft in broad daylight hovering high and then speeding off.2/1/07
10/15/80 19:00National ForestCOUSACylinder2 minutesA green pencil-like object appeared from behind one hill only to disappear behind another. From - Fri Aug 21 11:38:01 1998 Received: fr1/28/99
10/5/80 21:00AllensparkCOUSALight5 secondsBright white light moves in U-pattern, then fades out.11/11/13
3/24/80 14:00WestminsterCOUSADisk5 secondsA disc shaped object was floating above, the color was a orangish red and glowing, took off at a blink of an eye. My name is Dave an3/7/98
3/15/80 07:00Colorado SpringsCOUSADisk5 minutesTwo UFOs and one floating military plane in New Mexico.10/29/15
10/10/79 22:00SecurityCOUSAUnknown30mins.very low clouds all different colors,search lights were seen shining down out of the clouds on the houses and streets. this event was s1/28/99
9/18/79 21:00BoulderCOUSATriangle12 secondsSaw six bronze color flying triangles, no lights on, flying between the stars in Boulder CO, 1979.6/9/17
6/1/79 07:00ParkerCOUSAUnknown12:00((HOAX??)) Three lights split off in different derections. ((anonymous report))7/8/16
8/15/78 12:00LongmontCOUSARectangle15min.Black triangle monolith passed over Longmont, Colorado in the summer of 19781/10/09
7/15/78 22:00GrantCOUSALight30 seconds3 green fast moving lights4/18/12
3/17/78 19:00DenverCOUSATriangle45 minutesDenver, Colorado, March 17, 1977, at around 7:30 pm. Two objects seen up close. One hovered over our home, the other flew over at just 4/2/99
11/20/77 19:00AuroraCOUSACircle15 mini could see it but my friend standing next to me could not it was plain as day right there.7/25/04
9/15/77 05:00Steamboat SpringsCOUSA1-3 minutesSound of possible USO that was most like a Bullroarer.10/21/16
8/9/77 22:00DenverCOUSATriangle15 secondsMyself and a friend's sister were standing on a rear balcony at 18th and Franklin St. (SE corner, alley) when we both seemed to "sense"2/14/06
7/30/77 22:00AuroraCOUSALight5 secondsA moving light, resembling a satellite, moved in a zig-zag pattern.8/30/99
7/30/77 03:00AuroraCOUSAChevron2 - 3 minutesSmall Chevron shaped craft hovered silently above me at 200 ft. then zigged and zagged NW across Aurora.3/21/03
6/19/77 22:05ArvadaCOUSALight20 secondsTwo stars in the sky, moving and then dissappearing8/7/07
6/15/77 22:00Fort CollinsCOUSACigar5 secondsI was riding my bicycle on my neighborhood street and sensed there was something following me.2/14/08
5/1/77 22:00DenverCOUSALight30mintwo lazer like lights, one 6-12 inches off the ground, one dollar sized on the ground.1/17/04
9/1/76 04:00Canon CityCOUSAOval2 minAug 1976 Canon City Colo Disk shap duration 2 min just came over mountain and flew by2/18/11
7/26/76 13:00Kit CarsonCOUSACylinder5 minutesBlack and silver cylindrical object at very close range.11/6/15
7/15/76 20:00SilverthorneCOUSADisk10 secondsa light appeared to my left and a metalic object suddenly appeared, saucer shaped2/1/07
7/4/76 01:00AllensparkCOUSATeardrop.50I was backpacking with my brother and our next door neighbor in and around Allens Park on July 04 1976. Not fireworks.2/14/10
7/3/76 21:00BoulderCOUSADisk5 minutesclose range sighting of lit up disk at drive in theater12/2/00
7/1/76JohnstownCOUSATriangletriangular with lights.....seen by town sheriff also upon arrival at cousins farm in johnstown colorado7/25/04
6/10/76 22:35LittletonCOUSA5 to 8 min.The sighting was three stars apearing out of one.Movement of three stars projected out of center star than formed a demintional sign, A3/16/00
5/1/76 22:00LakewoodCOUSATriangle5-7 minlighte object over lakewood Colorado. event lasted almost 10 min.11/28/07
3/15/76 12:00FountainCOUSADisk<60 secondsStationary lit object hovered above trees.3/21/03
7/15/75 20:30Estes ParkCOUSALight15 secondsA bright, fast moving light is chased by a military fighter jet.11/11/13
7/4/75 14:00GoldenCOUSASphere15 secondsBright blue sphere emanating light appeared to move south and east across horizon.10/11/05
6/15/75 10:00RifleCOUSADiskLIGHTS OVER HAVERY GAP5/15/06
6/1/75 19:00DenverCOUSACircle1 minutetwo bright round very near each other.1/22/04
1/1/75 20:00DenverCOUSADisk3 minutesFlying saucer seen by 100 people at drive-in theater in Denver12/23/02
10/15/74 23:00La JuntaCOUSAOther20 secondswe saw a glowing green pencil shaped object going from south to north. it moved out from behind one hill only to disappear behind anot2/12/04
10/15/74 02:30Oak CreekCOUSACigar20follow-up information concerning flying pencil shaped object; original posting date 02/02/0410/8/07
10/15/74 01:30Colorado Springs (North of)COUSALight4 to 5 secondsSun bright object seen high in the sky near Air force Academy disappears in seconds!6/9/09
9/11/74 20:00DenverCOUSAOther5 min.Normal heavnly bodies do not travel in geometric patterns.12/16/05
7/22/74 22:30SalidaCOUSADisk5 minutesSilver disc shaped close encounter with biological effects.2/18/11
6/1/74 22:00OvidCOUSAUnknown60 secondsUFO stopped in the sky, then completed stops to form perfect rectangle and back into outer space to fast for human eye, light speed.10/8/07
6/1/74 12:00Colorado SpringsCOUSACircle5 to 10 minutesI witnessed a UFO sighting over 30 years ago. I have told this story for over the years and never knew who to go to until tonight afte4/16/05
4/1/74 07:30AuroraCOUSAChanging5 secondsEver changing Object sighted, Aurora, Colorado, 19743/19/09
12/23/73 16:00Colorado/Oklahoma (in flight)COUSADisk1-5 minutes?Metallic disk with rotating orange lights seen from the window of a commercial aircraft between Dallas and Denver.2/1/07
8/6/73 22:00DenverCOUSATriangle3-5 miutesVery large, boomerang shaped object, silently moving slowly at treetop height East to West with no wind disturbance.6/4/04
6/15/73BlackhawkCOUSACircle10 secondsDescription: It was,, i believe, the summer of 1973,, my brother and i,, were born in california, my brother was born in 1959,,, I4/16/05
12/24/72 02:00Colorado SpringsCOUSADisk2 MINUTESA DISK SHAPPED UFO SIGHTED OUTSIDE COLORADO SPRINGS CHRISTMAS EVE 197212/12/11
6/30/72 23:00Fort CollinsCOUSAOtherunknownwhat we saw was real and the truth11/28/07
8/15/71 03:00unknownCOUSAUnknown5 minitesUFO hovers over car and chases it aggressively. ((NUFORC Note: Anonymous report. PD))1/31/20
6/1/71 03:00WestminsterCOUSAFlash30 SECI WAS TEN SLEEPING IN BACKYARD A SILENT BLINDING WHITE LIGHT ABOUT 50 FEET ABOVE ME MOVIG SOUTH ABOUT 10 MILES HR.IT LIT UP A HOLE BL2/18/01
12/24/70Colorado Springs (50 miles west of)COUSARectangleGrowing-up with aliens2/22/05
2/15/70Colorado SpringsCOUSA4 WEEKSTHREE FLIGHTS OF FOUR CONTACTS ON RADAR IN 1970 AS SEEN AT NORAD, CHEYENNE MOUNTAIN.10/28/02
1/24/70 20:15Denver/Golden (between)COUSACigartwenty minutescigar shaped object with colors of orange, blue and green that changed colors in a strobe from orange to blue to green over and over.4/27/04
7/4/69 10:30LakewoodCOUSAOther5 minsLight reversing directions silent - watched for ten minutes1/12/12
6/15/69 07:00Grang junction coloradoCOUSADisk2 minutesMe and brother were walking to the book store on main street and we heard a whistle sound coming from above . We looked up there and sa11/11/13
6/15/69 01:00BoulderCOUSASecondsPossible abduction in Colorado in 1969. ((anonymous reports))1/4/19
6/1/69 01:00BoulderCOUSAOther5minsThis object looked like a bright star, zig-zagging, abruptly stopping & then zig-zagging @ a high rate of speed above Boulder, Colorado8/5/01
9/10/68 19:00Colorado SpringsCOUSASphere3-5 minutesPossibly observed a "mother ship" with three smaller craft darting about it.2/18/01
7/15/68 20:00Fort CollinsCOUSARectangle10 minutesWhen I was 12 years old a Black Cube chased me from an orchard, and I went in it to retrieve my dog.12/23/20
5/25/68 21:30DeltaCOUSASphere45 secondsSlow moving large red spherical object moving in a upward direction over the town. The object then split into two seperate objects and 3/19/02
3/12/68 11:00AlamosaCOUSASphere90 secondsI exited my mobile home east of Alamosa at 11:00AM I was carrying a camera because I was teaching Photo Journalism at the local colleg4/16/05
9/3/67 21:00Crestone (near Alamosa)COUSAFireball30 secondsSaw 3 house size balls of fire come straight down, turn to fly horizontal straight at us for 40 miles in 3-4 seconds then pass out of s1/28/99
8/8/67 16:00AlamosaCOUSALight20 minutesAlamosa UFO disappears after flash of blinding light.11/28/07
7/1/67 22:30Colorado SpringsCOUSATriangle1 minuteTriangular object in 19672/18/01
5/12/66 21:30SalidaCOUSACone1 hourSuper bright object in NW sky.7/31/21
6/24/65 17:15LittletonCOUSADisk1.5 hoursThree saucers over Daniels Park, Colorado, in the summer of 1965, witnessed by two people, & told not to ever report this.3/4/16
6/10/64 03:00MontroseCOUSALight5-7 minutesA father and son driving to work saw intense blue light fill valley.8/30/99
5/5/64 01:00RangelyCOUSAUnknown15 minutes?Introduction6/12/08
6/10/63 03:00Fort CollinsCOUSACigar10 minutesA bright object followed the deputy sheriff's patrol boat for approximately seven miles.3/16/01
6/1/63 23:00Colorado Springs (mtns. NW of)COUSADisk5 minutesUFO hovered and made right angle turns before shooting off at an incredible rate of speed when approached by a jet.7/25/04
8/15/62 17:30Denver (east of)COUSADisk20 minutesLarge UFO hovering over a high line tower—Chased by Airforce Helicopters near Denver, CO in 1962.9/6/02
6/1/62 20:00AuroraCOUSALight5 sec.object seen moving from one star to another3/7/98
6/5/59 13:00ArvadaCOUSACircle60 minutessmall round one over Rocky Flats at high altitude in 19598/5/09
10/15/57 22:00Commerce City (N. of Denver)COUSAFireball10 min.A lot of methane gas in area9/19/02
7/15/57 22:00DenverCOUSALight15 minutesA supposed star, at a time before there were humanly created objects in orbit, which behaved very differently from the other stars.8/14/07
6/30/57 13:00UnknownCOUSAOval5-7 secondsIn 1957 a strange oval spotted in Kansas that hovered, flew straight up, made 90 degree turn and accelerated at great speed vanished.1/12/18
8/15/56 21:30Colorado SpringsCOUSADisk~1 hourMid-Aug 1956--One very large & close saucer/disc and 3 smaller discs off in the distance sighted by many people in Colorado Springs.5/11/17
6/15/56 09:00Dove CreekCOUSACigar20 minutesCigar-shaped UFO with small UFOs coming out of it that perform amazing aeronautics.3/31/21
8/15/55 14:00Woodland ParkCOUSAOval10-15 sec.Orange disk in night sky10/31/03
11/1/54 18:30DenverCOUSAFireball10 SecondsI was approximately 12 years old when I saw this UFO. I haven't told a lot of people about it. I thought because I was so young at th8/5/01
6/10/54 20:00Estes ParkCOUSACigar3-5 minutes1953 Estes Park, Colorado cigar shaped craft floating above pine trees on a ranch7/5/08
7/1/53 05:30Colorado Springs (mtsn NW of)COUSADisk10 secondsAbsolutely huge UFO hovered 40 feet above house in total silence before instantly disappearing without a trace.7/25/04
7/7/52 10:00EvergreenCOUSACircle4 hoursabducted, and a lifetime of ufo experiences3/2/04
6/6/52 13:00EvergreenCOUSADisk5hrsChildhood abduction and mental and visual encounters through out life.6/4/04
6/30/50 17:30Florence (??)COUSALight.5 SECThe move classic Rio Grand , in the sean between John Wayne and Ohair where he gives her flowers UFO moves in from uper left to right b1/21/08
6/30/50 17:30Florence (??)COUSADisk2-3 secondsPossible ufo in a western movie. (NUFORC Note: "Rio Grande," with John Wayne. Reported to NUFORC before. PD))1/21/08
2/15/31 14:00Holyoke (6-8 miles southwest of)COUSAOval1minuteIn the winter of 1931, I saw a flying machine (UFO) as I was riding on a horse in the draw of a pasture.6/18/04
7/8/05 05:30GuffeyCOUSATriangle2 hoursLights over treeline, objects captured in photos and red spray or fumes being sprayed over trees8/6/20
07011992 21:00AuroraCOUSATriangle1minMy son and I were outside and looked up to see a black triangle with lights on each corner, hovering with no noise.6/27/19
20:21DenverCOUSADisk9 minutes3 saucers spread out above a sunset cloud, then 1 minute later, 4 of the same in formation over Lockheed Martin for 1 minute8/16/21
21/21/19 19:00Colorado springsCOUSAUnknown20 minutesStrange moving stars or satalites. ((Starlink satellites?))12/22/19
07:00Ft. CollinsCOUSAEgg20 minutes((HOAX??)) News article reports landing of saucer on college campus. ((NUFORC Note: Possible April Fool's prank?? PD))4/4/14
08--87 01:00Fort CarsonCOUSALight5-minSaw light moving erratically in the sky east of Ft. Carson training area9/17/00
LittletonCOUSADisk2 secondsUFO disappears over cirrus formation.1/11/19
HooperCOUSACircle1 minuteTwo bright red and white lights moving across the sky in haphazard pattern.9/19/19
--MonumentCOUSAChanging8-12 MINUTESSPIDER/OCTOPUS SHAPED CRAFT APPRX 200-300 FT AROUND WHITE DIMMING LIGHTS WATCHED 10-12 MIN NO, MOVEMENT.1/10/14
Canyon CityCOUSAOther45 minuteslook if been filming for almost two years to say the least I see UFOs all the time I'm at a use less disadvantage wound get into detail8/6/20