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The Universe is beautiful.

Phil Plait presents the Best Astronomy Images of 2012. Plait and Bad Astronomy previously.
posted by davidjmcgee on Dec 19, 2012 - 15 comments

Bubble Nebula

Reprocess of Bubble Nebula Data. NGC 7635, also called the Bubble Nebula, is an emission nebula in the constellation Cassiopeia. It's created by stellar winds from a superhot star 40 times the size of our sun which whip the cloud of gas around the star into a bubble. [Via]
posted by homunculus on Sep 20, 2009 - 18 comments

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