Explore cases
Faceted archive of NUFORC reports — filter by shape, place, and decade. Every URL is deterministic SSR (cacheable at the edge).
Rifle · CO, USA
Green Fire Ball
Denver · CO, USA
Two solid ovoid objects with occasional light flashes drift like balloons overhead, but against the wind
Denver · CO, USA
A Very Descriptive, Multi-Ship, Broad Daylight Observation in Denver in 2001
Longmont · CO, USA
Cloaked Triangle shaped outlined with "stars".
Longmont · CO, USA
huge cloaked triangle/rectangle shaped object
Longmont · CO, USA
Green fireball in northern sky, moving rapidly to the left toward earth, and disappeared.
Blackhawk (north of) · CO, USA
green fireball descending in rocky mountains
Longmont (near) · CO, USA
UFO SITING 06/15/01 ALONG I-25 IN COLORADO
Littleton · CO, USA
black craft over clement park moving sw with looked like a bolt of lightning shooting from the bottom
Eads · CO, USA
Very large triangular object, no lights, no sound, extreme acceleration.
Greeley · CO, USA
Large diamond shaped craft with white-yellow diamond shaped lights sighted in Greeley, CO
La Junta · CO, USA
perfect triangular objects flying in perfect form with incredible speeds.
Elizabeth · CO, USA
I 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
Englewood · CO, USA
Formation of three silent lights traveling in a large perfectly unison traingle as if all apart of one single object
Denver · CO, USA
Daytime sighting in Denver City Limits, witnessed UFO color, communications, movements of 6 flying craft.
Wray · CO, USA
We 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.
Black Forest · CO, USA
Passed underneath and to the side of 3 lights that were stationary above tree tops at low speed.
Denver · CO, USA
(see discripton)
Denver · CO, USA
One pinpoint of light moved northward across the sky joining another before I lost them in the haze.
Denver · CO, USA
green,blue and red flashing lights.
Pueblo (70 miles south of) · CO, USA
ASTONISHINGLY HUGE FAST BRIGHT CRAFT
Roger's Mesa (northwest of Hotchkiss) · CO, USA
Saw a slow moving bright star-like yellow,white light mid-sky that pulsated bright and dim and drifted towards the horizon
Fort Collins · CO, USA
An 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 pe
Colorado Springs · CO, USA
Dark Spherical UFO sighted in the early evening in the colorado springs CO area.