UFO Sightings in Castle Rock, Colorado
22 documented UFO sightings in Castle Rock, Colorado since 1995, peaking in 2017 (3 reports); most often described as sphere.
- Total sightings
- 22
- Span
- 1995–2020
- Peak year
- 2017 (3 reports)
- Dominant shape
- Sphere
1995–2020 · peak 2017 (3 reports)
Best documented case here
One strong report — not the whole list. Open it, then hop to related signals on the case page.
Castle Rock, CO, USA
It started out as 3 bright dots lined up in the sky (which I assumed were stars) but then I noticed they were moving fast, then they se
Open full caseCastle Rock · CO, USA
It was a silentl spherical orb of a dark color or transparently distorting the clouds behind it.
Castle Rock · CO, USA
3 spheres whitish yellow , seen Castle Rock coming from north heading south first, than abruptly changed direction head east
Castle Rock · CO, USA
Strange lights in CO sky
Castle Rock · CO, USA
Star-like red and green (as well as blue and white) making very erratic movements even stopping midair. ((anonymous report))
Castle Rock · CO, USA
Seven reflective orbs in the Colorado sky.
Castle Rock · CO, USA
In line formation red lights moving slowly over central Colorado.
Castle Rock · CO, USA
I saw a long string of red lights that looked like a formation flight. But the lights were in a straight line and pointed close to a 45
Castle Rock · CO, USA
I saw three orb like objects appear above the roof of the first house on the street, to my right. They were diffused whitish-blue.
Castle Rock · CO, USA
3 red/amber orbs observed travelling seperatley about 1 minute apart with a Denver heading
Castle Rock · CO, USA
Six objects in the sky in Castle Rock, CO.
Castle Rock · CO, USA
Star-like flaming sphere appeared brightly then, shortly later dispersed.
Castle Rock · CO, USA
Bright orange light that changes speed then flickered out like a candle
Castle Rock · CO, USA
Red Hot Air Balloon looking UFO in Castle Rock, CO
Castle Rock · CO, USA
Small White Light Around Sundown
Castle Rock · CO, USA
Star-like colored lights hovering very low, small plane had to sweve to miss it.
Castle Rock · CO, USA
Bright light in early sunday afternoon sky, looking west nothing else in sky but the sun.
Castle Rock · CO, USA
On Monday october 3, 2005, I spotted two spaceships in the sky. The first spotted ship was what seemed to be a bright star, when it st
Castle Rock · CO, USA
Green and orange fire ball shooting south across the sky at high velocity.
Castle Rock · CO, USA
We saw a very bright white light, looked like the moon setting very quickly.
Castle Rock · CO, USA
I was driving in my car when two triangle shaped crafts (lights were seen) hovering over the Castle Rock area, they seemed to be landin
Castle Rock · CO, USA
Man repts. seeing "a slender object, with a string of lights across body." As wide as a full moon. Observed w/ binocs. Very unusual.