Dark Site Finder
A light pollution map for stargazers that shows where the sky is darkest, helping you plan a trip to a good observing spot.
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An interactive world map of artificial night-sky brightness, helping stargazers find truly dark skies near them.
Light Pollution Map
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England's Light Pollution And Dark Skies
An interactive map from the Campaign to Protect Rural England showing where light pollution is worst and where England's…
John Bortle's Dark Sky Scale
An explanation of the Bortle scale, the nine-step measure of night sky darkness, describing what you can see at each lev…
DarkSky International
An advocacy organization fighting light pollution, with maps of certified dark sky places and tips for better backyard s…
Meteor Shower Calendar
The American Meteor Society's calendar of annual meteor showers, listing which are active, their peak dates, and expecte…
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