Explore cases
Faceted archive of NUFORC reports — filter by shape, place, and decade. Every URL is deterministic SSR (cacheable at the edge).
Gunnison · CO, USA
Large round light came from above in one smooth 3-4 second movement,
Louisville · CO, USA
Wife 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))
Westminster · CO, USA
Large orange globe going from south to north along the Ft. Range of Colorado west of the Denver area.
Brighton · CO, USA
3 white round objects moving NE over Brighton, CO, this morning.
Aurora · CO, USA
((HOAX??)) Large light, changing from green to red, moving erratically with great speed in western sky.
Greeley · CO, USA
It 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 w
Denver · CO, USA
Two UFO craft sighted in Denver-One strobing with forward momentum, the other hovering.
Littleton · CO, USA
2 flying objects flying quickly and erratically near the foothills south west of Denver. First object was pink and blue but would turn
Arvada · CO, USA
Small balls of light changing positions, sharp turns.
Colorado Springs · CO, USA
Read full report.
Florence · CO, USA
Yellow/orange sphere hovering 20' off the ground above a neighbors yard.
Littleton · CO, USA
To fast and irregular to be man made.
Aurora · CO, USA
((HOAX??)) We saw a blue circle go across the sky pretty fast, and was all by itself.
Centennial · CO, USA
Strange revolving 3 lighted - red blue green (blinking) object flying from south to north. Thought it was a plane at first with a weird
Aspen · CO, USA
Friend and I called the police, something neither of us do unless its important. ((NUFORC Note: Sighting of Venus. PD))
Denver · CO, USA
a craft enlarged in the photo with possible windows or portals. the object was clear white with dark decks.
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.
Greeley · CO, USA
Group of white blinking lights and blue orb seen in the evening sky
Bailey · CO, USA
Red and blue flashing white moving round objects.
Westminster · CO, USA
Watching fireworks on my roof with my husband when from the south of Westminster 5 round bright orange objects streamed across the sky
Westminster · CO, USA
Had the strangest experience last night watching fireworks. We parked at this lookout on 82nd and Federal which gave us a full Panora
Broomfield · CO, USA
Circular ferris wheel object with bright lights moving across the sky.
Thornton · CO, USA
Orange flying lights over DIA seen from Thornton, CO.
Littleton · CO, USA
Five orange objects "floating" over Colorado.