Certified dark-sky park

Green Bank Observatory

WV, US · Truly dark skies

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About this place

Overview
National Radio Quiet Zone; world's largest fully steerable radio telescope
Horizon
Mountain valley setting; Allegheny ridges limit low horizon to 10-15°
Region
WV, US
Nearest city
~80 km of light pollution

Designation & sky

Type
Dark-Sky Park
Designation
Observatory
Sky quality
Bortle 2 · Truly dark

Official links

Verify hours, access, and current conditions before you go.

Dark-sky stays near here

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On the map

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