Circle UFO Sightings in Colorado
288 circle-shaped UFO sightings reported in Colorado since 1952, peaking in 2013 (24 reports).
- Total sightings
- 288
- Span
- 1952–2022
- Peak year
- 2013 (24 reports)
- Dominant shape
- Circle
1952–2022 · peak 2013 (24 reports)
Montrose · CO, USA
solid bright light hovering in sky.
Fort Collins · CO, USA
UFO moving out with jet following
Grand Junction · CO, USA
Four large lights in V formation, going fast, passed over my house.
Gunnison · CO, USA
Huge bright light followed us 30 miles!
Erie · CO, USA
Bright light has been in the sky for 2 months, noticed it moved position, then it took off.
Castle Rock · CO, USA
Small White Light Around Sundown
Calhan · CO, USA
REPORT FROM CHUCK ZUKOWSKI, INVESTIGATOR: Friday night around 7:30pm, I saw a large white circular light heading West to East in
Littleton · CO, USA
UFO seen in Littleton CO near airplane
Loveland · CO, USA
Seven round,bright orange lights seen, spaced evenly apart, moving in perfect unison without any sound.
Boulder · CO, USA
I saw a UFO
Cortez · CO, USA
bright flas and gone.
Boulder · CO, USA
5 large orange circles (looked like fire) that formed circle, then two disappeared and 3 formed a triangle, then disappeared.
Fleming · CO, USA
UFO SPOTTED, FLEMING COLORADO
Denver · CO, USA
Circular object flying up and into the clouds before a storm.
Denver · CO, USA
Two UFO's seen above Denver sky. ((NUFORC Note: Space Shuttle w/ ISS?? PD))
Parker · CO, USA
Strange lights over eastern Colorado
Boulder · CO, USA
Strange formations, bright blue/ red / green lights forming in different locations in Boulder.
Denver · CO, USA
Daylight sighting of unknown object.
Denver · CO, USA
Large bright white light with evenly spaced smaller lights in trail east of Denver moving northeast, as seen by airline pilot at FL380
Cascade · CO, USA
I was standing on my deck facing east when I saw orange objects fly from north to south. They appeared to maybe be comets but I cannot
Fort Collins · CO, USA
fort collins circle ufo bright then starlike dim moving south near concert downtown b52 concert
Longmont · CO, USA
white orbs or lights following plane then leaving plane to "dance" and suddenly shoot off to the south.
Westminster · CO, USA
Eight circular objects destroyed one of their own.
Colorado Springs · CO, USA
Circular Bright White Flying Saucer.
Golden · CO, USA
We saw a bright large white light in the sky that was moving and then disappeared.