Explore cases
Faceted archive of NUFORC reports — filter by shape, place, and decade. Every URL is deterministic SSR (cacheable at the edge).
Arvada · CO, USA
8 objects flying completely silent with three lights each in the night sky
Fort Collins · CO, USA
Fireball Over CSU.
Fort Collins · CO, USA
A friend and I noticed three triangular crafts directly overhead.
Longmont · CO, USA
Saw a dark grey chevron shaped object in the night sky moving slowly and silently.
Aurora · CO, USA
Multiple lights changing formations.
Lakewood · CO, USA
rectangular ufo seen flying overhead, while driving down residential street in Lakewood, Colorado
Lafayette · CO, USA
Triangle-shaped grey aircraft seen East of Boulder, CO.
Grand Junction · CO, USA
Cluster of orbs rumbling around eachother
Commerce City · CO, USA
Large rectangular aircraft hovering west of Commerce City, CO
Lakewood · CO, USA
Me and my brother I saw 4 oval shaped, bright yellow crafts. They would combine, then separate. ((NUFORC Note: Adv. lights? PD))
Fort Collins · CO, USA
Seen over Ft. Collins during Halloween. Obj. appears to only appear during local events; last seen during CSU Homecoming on 10/16/15.
Erie · CO, USA
Large circle of light over house in front of me, the lights were spacing around and were in sync with the tapping on my window.
Evans · CO, USA
I witnessed 6 dimly lit orange red colored V shaped lights flying in a V-formation.
Denver · CO, USA
Lights west of Denver.
Eisenhower Tunnel (near) · CO, USA
This object was triangular shaped. Dark red lights flashed from each corner, hovering above highway.
Evans · CO, USA
2 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 an
Greeley · CO, USA
50-100 lights in the sky in formation over Greeley, CO.
Greeley · CO, USA
Group of white blinking lights and blue orb seen in the evening sky
Greeley · CO, USA
mulitiple white lights moving across sky above us
Greeley · CO, USA
Strange lights (stars?) in the sky.
Greeley · CO, USA
100'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 h
Fort Lupton · CO, USA
Large floating square object on September 13th, 2015.
Englewood · CO, USA
My 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.
Boulder · CO, USA
Shifting formation of 12+ dim brown lights.