-

204880 sightings reported...
and growing

Undisclosed, Colorado (United States)

Sighted on Monday 17. November 2014
Reported on
Shape: Triangle | Duration: Undisclosed
Source:

I took my dog out around 1:00 am on November 17, 2014. I heard what sounded like a slow helicopter propellar. I looked at the sky and didn't see anything, then I saw a very large dark triangle shaped object with four dim yellow lights going down each side of the wings (8 lights total). It was moving to the west in a slow and steady pace. It was low enough I could barely see the outline against the night sky. Even my dog stopped and looked up and watched it. We then went back inside and I thought I heard the same noise again (slow propellar sound)about 15 minutes later, but wasn't able to see anything. My dog was very agitated and paced for sometime before being able to settle down, which is unusual for her.

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
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
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) 2020-05-25 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
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
Aurora, Colorado (United States) 2020-04-04 Oval 00:00:03
Bailey, Colorado (United States) 2020-03-25 Circle 00:05:00
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
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
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
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
Lakewood, Colorado (United States) 2019-11-17 Sphere 00:03:00
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
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
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
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
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
Aurora, Colorado (United States) 2018-10-03 Star-like 00:06:00
Denver, Colorado (United States) 2018-09-30 Fireball 00:05:00
Aspen, Colorado (United States) 2018-09-13 Cross 00:02:00
Aurora, Colorado (United States) 2018-09-08 Flash 00:00:03
Idaho Springs, Colorado (United States) 2018-09-07 Oval 03:00:00
Denver, Colorado (United States) 2018-08-27 Unknown 00:00:12
Franktown, Colorado (United States) 2018-08-26 Square, Rectangular 00:05:00