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Light Pollution

The stray light cast into the sky by streetlamps, porch lights, neon signs, and other glowing objects that hinders our visibility of the night sky.

Radio Programs

Sky Test Testing the quality of the night sky May 19, 2017

Darker Skies A way to darken the night sky March 12, 2017

Dark Parks Unfettered views of the night sky November 5, 2012

Blue Night The night sky gets a little bluer November 4, 2012

Featured Images

Nighttime view of Florida from the International Space Station

Bright Nights March 12, 2017

Nighttime view of the southeastern U.S. from the International Space Station

Blue Night November 5, 2012