Map
Science
Bortle
GoStargazing
Observatory
000°
Telemetry
Acquiring…
Astrophotography
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Stargazing
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GoStargazing Observatory
Choose a sky
Use your location or select a place to render tonight's live observing conditions.
✦
Bortle gradient
Explore nine iconic sites across the light-pollution spectrum — from Cerro Paranal to Manhattan.
Launch demo →
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Use my location
Share your coordinates to render tonight's sky from the live forecast at your exact spot on Earth.
Share location →
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Pick on map
Choose any point on an interactive light-pollution map of North America and open it in the observatory.
Open map →
Observatory · Acquiring