The Great World Star Count Goes Global

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The Great World Wide Star Count helps scientists map light pollution globally while educating participants about the stars.
The event, which is open to everyone who wants to participate, is organized by the Windows to the Universe project at the University Corporation for Atmospheric Research (UCAR) in Boulder, Colo., in conjunction with planetariums and scientific societies across the country and abroad.
Get a sense of how star visibility varies from place to place around the world here.