Satellite Passes Tonight — Gillette, WY

Live satellite pass predictions for Gillette, Wyoming. Updated in real time.

Tonight's Visible Passes

THOR AGENA D R/B 8:40 PM
Max elevation 12°
Direction SW → NW
Duration 12 min
HST 8:54 PM
Max elevation
Direction SW → SE
Duration 9 min
SL-3 R/B 2:08 AM
Max elevation 20°
Direction WSW → NNE
Duration 14 min
SL-3 R/B 3:54 AM
Max elevation
Direction NW → NNE
Duration 10 min
ISS (ZARYA) 4:30 AM
Max elevation 19°
Direction WNW → ENE
Duration 10 min

Predictions computed at 2:13 PM. Times shown in local time.

Full Pass Predictions

Interactive predictions with weather, viewing conditions, and more satellites.

Tonight

🛰️ Satellite Passes

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Satellite Watching in Gillette

Best Viewing Season

Summer and fall (June–October)

Weather Conditions

High altitude means thinner atmosphere and better seeing. Winter storms can bring clouds but are interspersed with crystal-clear spells. Summer is generally excellent.

Light Pollution

Gillette has a Bortle class of 5 (moderate light pollution — bright satellites easily visible). The Mountain West region averages about 150 clear nights per year.

Launch Visibility

Not visible from the Mountain West.

Parts of Nevada and Utah have reported seeing exhaust plumes from Vandenberg launches during twilight, though this is uncommon.

Viewing Tips for Gillette

The high elevation is a huge advantage — less atmosphere means brighter satellites. Central Idaho, rural Utah, and western Colorado have world-class dark skies. Natural Bridges and Great Basin are certified International Dark Sky Parks.

Best Time to Watch

Check for passes during the first 2 hours after sunset or before sunrise. This is when satellites catch sunlight against a dark sky.

What to Look For

Satellites look like steady, bright stars moving smoothly across the sky. They don't blink like airplanes.

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