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  xkcd.com

xkcd.com: A webcomic of romance and math humor.


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Astrobiology Magazine

Exploring the Solar System & beyond | NASA News


  Sky & Telescope

The essential guide to astronomy / All Sky & Telescope (www.skyandtelescope.com) content is copyrighted. Please contact us for reuse permissions.


  Planetary Society Blog

A guide to interesting stuff going on in space science, space exploration, and space advocacy.


  Pluto New Horizons

News and images from the Pluto New Horizons team



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