Explore cases
Faceted archive of NUFORC reports — filter by shape, place, and decade. Every URL is deterministic SSR (cacheable at the edge).
Greeley · CO, USA
One saucer shaped metal object over Greeley, Colorado.
Boulder · CO, USA
Bright lights seen pulsating over east Colorado.
Thornton · CO, USA
Large Cone-Tailed Ball of White Light crosses Denver Sky
Greeley · CO, USA
round metal ball haning north west of Greeley
Daniels Park · CO, USA
bright light slowly zig zagged then flew over and multi colored lights exposed to jet over denver metro
Boulder · CO, USA
Bring blue light seen traveling across the south western sky at high speed.
Rangely · CO, USA
Two objects, one trailing the other, extremely high altitude (looked like two satellites). As bright as Sirius.
Grand Junction · CO, USA
floating lights over colorados westen slope
Trinadad · CO, USA
It was a redish orange ball of light going at a high speed.
Jefferson · CO, USA
Large, bright ball of light, bobbled a bit , then straight up and gone in a second or two.
Lakewood · CO, USA
Bright white light traveling across sky turns red then gone. ((NUFORC Note: Possible satellite?? PD))
La Salle · CO, USA
Glowing spherically shaped object possibly using lighting and sound to mimic conventional aircraft.
Grand Junction · CO, USA
Bright object crosses Colorado's Southern sky
Brighton · CO, USA
Bright white and orange light in western sky.
Grand Junction · CO, USA
Massive,silent triangular shape slowly moving over Grand Junction,Colorado at approximately 1:00am on 9-17-2010
Grand Junction · CO, USA
U.F.O. zips across sky at incredible rate of speed, HUGE and very high in the sky Western Colorado.
Fountain · CO, USA
Large Grey Metallic Object Over Cheyenne Mountain (NORAD) Area.
Canon City · CO, USA
cigar shape object reflecting the sun's light
Westminster · CO, USA
The usual flashing lights in the sky that don't really move but hover in one spot low in the atmosphere. ((NUFORC Note: Star? PD))
Colorado City · CO, USA
3 of us saw a bright white light triangle inside of a lighted rectangle directly overhead then it travelled directly south and disappea
Colorado Springs · CO, USA
Bright round flash flies over Colorado Springs for 3 seconds.
Craig · CO, USA
A Phtograph of an apparent disc shaped object.
Durango · CO, USA
On 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 w
Strasburg · CO, USA
White circle high in the sky, Sat in one place for 5 minutes.