Satellite Passes Tonight — Des Plaines, IL

Live satellite pass predictions for Des Plaines, Illinois. Updated in real time.

Tonight's Visible Passes

THOR AGENA D R/B 9:16 PM
Max elevation
Direction SW → NW
Duration 9 min
SL-3 R/B 9:29 PM
Max elevation
Direction NW → NNE
Duration 9 min
SL-3 R/B 12:55 AM
Max elevation 15°
Direction NNW → E
Duration 13 min
ISS (ZARYA) 4:05 AM
Max elevation 69°
Direction WSW → NE
Duration 11 min
CSS (TIANHE) 5:02 AM
Max elevation 47°
Direction W → ESE
Duration 10 min
ATLAS CENTAUR 2 5:30 AM
Max elevation
Direction SSW → ESE
Duration 9 min

Predictions computed at 3:06 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 Des Plaines

Best Viewing Season

Summer (June–August)

Weather Conditions

Lake-effect clouds are common in winter, especially downwind of the Great Lakes. Summer provides the most reliable clear skies. Spring and fall are transitional.

Light Pollution

Des Plaines has a Bortle class of 8 (urban skies — only the brightest satellites visible). The Great Lakes region averages about 85 clear nights per year.

Launch Visibility

Not visible from the Great Lakes region.

Viewing Tips for Des Plaines

Northern Michigan and Wisconsin offer some of the darkest skies in the Midwest. Cherry Springs in PA and Headlands in MI are designated dark sky parks. Get away from the Chicago and Detroit metro light domes.

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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