Explore cases
Faceted archive of NUFORC reports — filter by shape, place, and decade. Every URL is deterministic SSR (cacheable at the edge).
Boulder · CO, USA
Seven blue square lights seen moving in a chevron formation over Boulder, CO
Parker · CO, USA
5 almost clear or translucent jets that didn't make noise being chased by one F-16 or military type solid jet.
Fort Collins · CO, USA
Started 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.
Denver · CO, USA
Denver, 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.
Littleton · CO, USA
Large, silent V-shaped object traveling North to South
Denver · CO, USA
Very huge lights flying by really slow huge across the sky; not flying in formation; seem to switch positions.
Colorado Springs · CO, USA
3 lights blinking erratically then synchronized.
Colorado Springs/Schriever · CO, USA
Saw 7 big bright lights not moving and the were low to the ground. We were speechless. As we were getting our phones out the disappeare
Denver · CO, USA
Red shiny sphere above Denver.
Fort Collins · CO, USA
A friend and I saw a V-Shaped craft fly overhead with incredible speed on CSU campus: Fort Collins, CO.
Golden · CO, USA
Rapidly moving V-shaped black object, I detected no noise from object moving south.
Colorado Springs · CO, USA
In 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 li
Boulder · CO, USA
2 huge Sphere-like "tentacle stars" stationary in lower SE and East sky.
Denver · CO, USA
V-shaped craft seen over Denver. Also, saw fast gray wispy barrel looking craft moving thru low hanging fog.
Lakewood · CO, USA
Traingular shaped object, looked like a giant bird. NO SOUND.
Fort Collins · CO, USA
A flying disk with white lights was clearly spotted through binoculars in the sunset near Rocky Mountain National Park.
Northglenn · CO, USA
Triangular object, grey in color and dim blue lights- one at what appeared to be the leading tip and 3 each, evenly spaced on either si
Aurora · CO, USA
Pair of Multi-Colored Discs Seen Twice This Week Over Aurora, CO.
Colorado Springs · CO, USA
2 dull lit glowing orange objects.
Silverton · CO, USA
Silent, stationary (maybe) object; open V shape, tube-like arms/wings of pulsating light.
Leadville · CO, USA
We were camping near Mt. Massive near Leadville, CO. Bright orange/amber orb appeared from the southwest, traveling towards the north.
Heart Lake (in the Flat Tops) · CO, USA
Bright light seen in remote area of CO blinked off. ((NUFORC Note: Report submitted by MUFON Field Investigator. PD))
Fort Collins · CO, USA
Super fast teardrop shape with tail moving south to north with no sound at all. ((NUFORC Note: Space debris re-entry. PD))
Greeley · CO, USA
Large, fast moving green light disappears abruptly.