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2026 · Gillette, Wyoming (near Sunflower School) and Colstrip, Montana (Westmoreland coal mine)

Three rotating lights over Gillette, Wyoming, and Colstrip, Montana (2019-2026)

Sourced, unconfirmed
Strength E · 2/10
Evidence 1/4 · Witnesses 1/3 · Backing 0/3

Named firsthand witnesses with video, reviewed by a civilian investigator; no official record.

Plausibility Moderate
Score 7 · 6 factors for, 0 against

A named couple with recurring sightings over seven years and video, reviewed by MUFON without an explanation; no instrument data or official record, and the two witnesses share a household.

See the factors ↓

Unidentified
Gillette, Wyoming, 2026: three lights rotating in a triangle, filmed on an evening walk near Sunflower School. · Illustration for uaptrail.com
When2019 to November 2026
WhereGillette, Wyoming (near Sunflower School) and Colstrip, Montana (Westmoreland coal mine)

Sommer Chase of Gillette, Wyoming, has filmed three lights rotating in a triangular pattern on evening walks since June 2026. Her husband Cody, a coal miner, first saw similar lights in 2019 on night shift at the Westmoreland mine in Colstrip, Montana, and she saw them there in 2022. They say the lights do not move like satellites or hum like drones. MUFON Wyoming's state director reviewed the footage and has no explanation.

How plausible · Moderate

A named couple with recurring sightings over seven years and video, reviewed by MUFON without an explanation; no instrument data or official record, and the two witnesses share a household.

  • ●●
    Access They saw and filmed the lights themselves.
  • ●○
    Cost of speaking Named publicly in local press.
  • ●○
    No gain sought Viral social-media video, nothing sold.
  • ●○
    Consistent over time The same description across years and places, as reported in one article.
  • ●○
    Character record Ordinary named residents; a working coal miner.
  • ●○
    Checkable details check out Video exists; dates, times and azimuths can be checked against satellite passes.

Plausibility weighs how well an account fits where secrecy hides the documents by design, so missing records never count against it. Strength measures what is documented. Assessed 2026-11-06.

Claims

Cody Chase, a coal miner, first saw lights from 2019 while on night shift, 1 to 3 a.m., at the Westmoreland coal mine in Colstrip, Montana; his wife Sommer saw them herself in 2022.firsthandSourced, unconfirmedSommer and Cody Chase, via Cowboy State Daily
Since June 2026 Sommer Chase has filmed three lights rotating in a triangular pattern over Gillette on evening walks near Sunflower School. She says they do not move like satellites and do not hum like drones; her first video passed 200,000 views.firsthandSourced, unconfirmedSommer Chase, via Cowboy State Daily
Richard Beckwith, MUFON Wyoming state director, reviewed the footage and said: 'I have no explanation at present'.Drone formations seen by three Wyoming sheriffs (2024-2025)analysisSourced, unconfirmedRichard Beckwith (MUFON Wyoming), via Cowboy State Daily

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Sources

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