-

204898 sightings reported...
and growing

Golden, CO

Sighted on Sunday 07. June 2015
Reported on
Shape: Flash | Duration: 15 minutes
Source:

Bright white strobe light.Observed bright white flashing light similar to an aircraft strobe light. Occurred as 3 single flashes about 5 to 10 minutes apart approximately 5 to 10 degrees east of the cup of the big dipper in the northern shy. The flashes did not appear to change location in the 15 minutes observed.

comments powered by Disqus

Top 100 nearest sightings ordered by sighting date (100 miles radius):

Location Sighted on Shape Duration
Location Sighted on Shape Duration
Greeley, CO 2023-11-22 Round, blinking Hour or more
rocky mountain np 2023-07-24 saucer 15 secs
Boulder Colorado 2022-09-20 Don't know 10 minutes
Brighton Colorado 2022-07-05 Ball More then one min
Brighton Colorado 2022-07-05 Ball Over 2 min
Westminster, Colorado (United States) 2020-06-04 Unknown 00:00:30
Lakewood, Colorado (United States) 2020-05-30 Cylinder 00:15:00
Aurora, Colorado (United States) 2020-05-25 Boomerang 10:32:00
Aurora, Colorado (United States) 2020-05-23 Star-like 00:03:00
Aurora, Colorado (United States) 2020-05-18 Star-like 00:08:00
Arvada, Colorado (United States) 2020-05-18 Unknown 02:00:00
Denver, Colorado (United States) 2020-05-16 Teardrop 00:20:00
Eaton, Colorado (United States) 2020-05-14 Cylinder 00:07:00
Eaton, Colorado (United States) 2020-05-14 Cylinder 00:07:00
Littleton, Colorado (United States) 2020-05-10 Cylinder 00:35:00
Parker, Colorado (United States) 2020-04-29 Disc 00:00:05
Aurora, Colorado (United States) 2020-04-29 Blimp 00:10:00
Westminster, Colorado (United States) 2020-04-28 Star-like 00:03:00
Aurora, Colorado (United States) 2020-04-28 Star-like 00:02:30
Parker, Colorado (United States) 2020-04-28 Other 00:01:00
Fort Collins, Colorado (United States) 2020-04-15 Sphere 05:00:00
Greeley, Colorado (United States) 2020-04-14 Disc 00:00:05
Colorado Springs, Colorado (United States) 2020-04-09 Cylinder 24:00:00
Aurora, Colorado (United States) 2020-04-04 Oval 00:00:03
Colorado Springs, Colorado (United States) 2020-03-25 Star-like 20:00:00
Bailey, Colorado (United States) 2020-03-25 Circle 00:05:00
Elizabeth, Colorado (United States) 2020-03-22 Circle 02:15:00
Woodland Park, Colorado (United States) 2020-03-21 Unknown 00:00:10
Westminster, Colorado (United States) 2020-03-21 Cigar 00:00:45
Parker, Colorado (United States) 2020-03-11 Sphere 01:00:00
Estes Park, Colorado (United States) 2020-03-08 Unknown 00:00:04
Fort Collins, Colorado (United States) 2020-03-06 Sphere 00:10:00
Denver, Colorado (United States) 2020-03-05 Star-like 00:05:00
Denver, Colorado (United States) 2020-03-05 Oval 00:08:25
Broomfield, Colorado (United States) 2020-03-05 Star-like 00:10:00
Englewood, Colorado (United States) 2020-03-05 Other 00:05:20
Longmont, Colorado (United States) 2020-03-05 Star-like 00:03:00
Berthoud, Colorado (United States) 2020-03-05 Star-like 00:02:00
Littleton, Colorado (United States) 2020-03-04 Star-like 00:12:00
Woodland Park, Colorado (United States) 2020-03-02 Blimp 00:00:02
Colorado, Colorado (United States) 2020-02-29 Square, Rectangular 00:02:00
Greeley, Colorado (United States) 2020-02-23 Other 01:01:10
Longmont, Colorado (United States) 2020-02-21 Circle 00:30:00
Longmont, Colorado (United States) 2020-02-17 Other 00:00:30
Lakewood, Colorado (United States) 2020-02-02 Boomerang 00:00:00
Denver, Colorado (United States) 2020-02-01 Triangle 00:00:20
Lakewood, Colorado (United States) 2020-02-01 Boomerang 00:00:20
Arvada, Colorado (United States) 2020-01-24 Other 00:05:00
Aurora, Colorado (United States) 2020-01-23 Unknown 00:05:00
Longmont, Colorado (United States) 2020-01-15 Circle 00:08:00
Colorado (United States) 2020-01-03 Unknown 00:00:00
Littleton, Colorado (United States) 2020-01-01 Circle 00:01:28
Littleton, Colorado (United States) 2019-12-30 Cigar 00:00:30
Idaho Springs, Colorado (United States) 2019-12-21 Star-like 00:10:00
Aurora, Colorado (United States) 2019-12-16 N, A 00:00:03
Highlands Ranch, Colorado (United States) 2019-12-11 Unknown 00:10:00
Thornton, Colorado (United States) 2019-12-11 Unknown 00:10:00
Denver, Colorado (United States) 2019-12-06 Other 01:00:00
Copper Mountain, Colorado (United States) 2019-12-04 Circle 00:10:00
Copper Mountain, Colorado (United States) 2019-12-04 Circle 00:05:00
Greeley, Colorado (United States) 2019-11-24 Unknown 00:05:00
Lakewood, Colorado (United States) 2019-11-17 Sphere 00:03:00
Berthoud, Colorado (United States) 2019-11-15 Star-like 00:30:00
Castle Rock, Colorado (United States) 2019-11-09 Triangle 00:10:00
Arvada, Colorado (United States) 2019-10-21 Star-like 00:00:00
Aurora, Colorado (United States) 2019-10-18 Star-like 00:01:00
Lakewood, Colorado (United States) 2019-10-15 Boomerang 00:00:30
Broomfield, Colorado (United States) 2019-10-11 Triangle 00:01:00
Greeley, Colorado (United States) 2019-10-08 Disc 00:06:00
Denver, Colorado (United States) 2019-10-08 Triangle 00:00:10
Thornton, Colorado (United States) 2019-10-07 Triangle 04:00:00
Castle Rock, Colorado (United States) 2019-09-26 Circle 01:05:00
Idaho Springs, Colorado (United States) 2019-09-26 Flash 00:00:01
Denver, Colorado (United States) 2019-09-20 Triangle 00:05:00
Pine, Colorado (United States) 2019-09-17 Unknown 00:10:00
Colorado (United States) 2019-09-15 Unknown 00:00:00
Berthoud, Colorado (United States) 2019-09-13 Oval 00:15:00
Colorado (United States) 2019-09-08 Unknown 00:00:00
Highlands Ranch, Colorado (United States) 2019-09-01 Other 00:05:30
Northglenn, Colorado (United States) 2019-08-31 Other 00:03:00
Arvada, Colorado (United States) 2019-08-31 Unknown 00:02:00
Aurora, Colorado (United States) 2019-08-26 Flash 00:06:00
Johnstown, Colorado (United States) 2019-07-25 Disc 01:15:00
Colorado (United States) 2019-07-04 Unknown 00:00:00
Westminster, Colorado (United States) 2019-05-24 Sphere 00:15:00
Westminster, Colorado (United States) 2019-05-24 Sphere 00:20:00
Milliken, Colorado (United States) 2019-05-11 Other 00:02:00
Castle Rock, Colorado (United States) 2019-04-30 Triangle 00:04:00
Breckenridge, Colorado (United States) 2019-04-30 Circle 00:00:40
Breckenridge, Colorado (United States) 2019-04-30 Circle 00:00:30
Denver, Colorado (United States) 2019-04-26 Other 00:03:30
Denver, Colorado (United States) 2019-04-26 Square, Rectangular 00:00:10
Fairplay, Colorado (United States) 2019-04-23 Circle 00:00:10
Glendale, Colorado (United States) 2019-04-20 Cigar 00:05:00
Aurora, Colorado (United States) 2019-03-08 Disc 00:00:20
Lakewood, Colorado (United States) 2019-02-16 Sphere
Westminster, Colorado (United States) 2019-02-01 Unknown
Aurora, Colorado (United States) 2019-01-20 Circle 00:00:02
Aurora, Colorado (United States) 2019-01-07 Circle 00:15:00
Greeley, Colorado (United States) 2019-01-05 Triangle 00:00:30