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203616 sightings reported...
and growing

National Forest, CO

Sighted on Wednesday 15. October 1980
Reported on
Shape: Cylinder | Duration: 2 minutes
Source:

A green pencil-like object appeared from behind one hill only to disappear behind another.

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

Location Sighted on Shape Duration
Location Sighted on Shape Duration
Westminster, Colorado (United States) 2020-06-04 Unknown 00:00:30
Avon, Colorado (United States) 2020-05-31 Square, Rectangular 00:00:01
Lakewood, Colorado (United States) 2020-05-30 Cylinder 00:15:00
Aurora, Colorado (United States) 2020-05-23 Star-like 00:03:00
Arvada, Colorado (United States) 2020-05-18 Unknown 02:00:00
Denver, Colorado (United States) 2020-05-16 Teardrop 00:20:00
Littleton, Colorado (United States) 2020-05-10 Cylinder 00:35:00
Westminster, Colorado (United States) 2020-04-28 Star-like 00:03:00
Bailey, Colorado (United States) 2020-03-25 Circle 00:05:00
Westminster, Colorado (United States) 2020-03-21 Cigar 00:00:45
Estes Park, Colorado (United States) 2020-03-08 Unknown 00:00:04
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
Colorado, Colorado (United States) 2020-02-29 Square, Rectangular 00:02:00
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
Oak Creek, Colorado (United States) 2020-01-15 Circle 00:07:00
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
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
Lakewood, Colorado (United States) 2019-11-17 Sphere 00:03:00
Berthoud, Colorado (United States) 2019-11-15 Star-like 00:30:00
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
Denver, Colorado (United States) 2019-10-08 Triangle 00:00:10
Thornton, Colorado (United States) 2019-10-07 Triangle 04:00:00
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
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
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
Lakewood, Colorado (United States) 2019-02-16 Sphere
Westminster, Colorado (United States) 2019-02-01 Unknown
Littleton, Colorado (United States) 2019-01-05 Oval 00:00:03
Englewood, Colorado (United States) 2018-12-20 Sphere 00:02:00
Colorado (United States) 2018-12-19 Unknown 00:20:00
Colorado (United States) 2018-12-19 Unknown 00:20:00
Denver, Colorado (United States) 2018-12-15 Sphere 00:02:00
Denver, Colorado (United States) 2018-12-15 Sphere 00:02:00
Denver, Colorado (United States) 2018-12-15 Sphere 00:02:00
Denver, Colorado (United States) 2018-12-15 Sphere 00:02:00
Littleton, Colorado (United States) 2018-10-19 Star-like 00:11:09
Colorado (United States) 2018-10-04 Disc 00:03:00
Denver, Colorado (United States) 2018-09-30 Fireball 00:05:00
Idaho Springs, Colorado (United States) 2018-09-07 Oval 03:00:00
Denver, Colorado (United States) 2018-08-27 Unknown 00:00:12
Granby, Colorado (United States) 2018-08-25 Boomerang 00:02:00
Greenwood Village, Colorado (United States) 2018-08-23 Circle 00:05:00
Arvada, Colorado (United States) 2018-08-19 Unknown 00:03:00
Broomfield, Colorado (United States) 2018-08-18 Sphere 00:28:00
Colorado (United States) 2018-08-18 Circle 00:00:15
Colorado (United States) 2018-08-12 Egg
Colorado (United States) 2018-08-07 Flash 01:00:00
Arvada, Colorado (United States) 2018-07-15 Flash 00:00:30
Edgewater, Colorado (United States) 2018-07-14 Cylinder 00:01:37
Colorado (United States) 2018-07-04 Saturn-like 00:05:00
Denver, Colorado (United States) 2018-06-06 Fireball 00:01:00
Berthoud, Colorado (United States) 2018-05-26 Boomerang 00:00:12
Berthoud, Colorado (United States) 2018-05-24 Other 00:00:12
Golden, Colorado (United States) 2018-05-21 Cylinder 03:00:00
Highlands Ranch, Colorado (United States) 2018-05-04 Circle 00:10:00
Arvada, Colorado (United States) 2018-05-01 Unknown
Westminster, Colorado (United States) 2018-04-23 Other 01:00:00
Denver, Colorado (United States) 2018-04-20 Triangle 00:00:10
Colorado (United States) 2018-04-14 Star-like 00:15:00
Colorado (United States) 2018-04-10 Triangle 00:35:00
Northglenn, Colorado (United States) 2018-03-04 Circle 00:01:00
Loveland, Colorado (United States) 2018-02-24 Disc