Category: News
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http://bit.ly/1nHU9A2 via /r/EarthPorn http://bit.ly/1nHUaE3 via Blogger http://bit.ly/20iGNeH
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What could cause a nebula to appear square? No one is quite sure. The hot star system known as MWC 922, however, appears to be embedded in a nebula with just such a shape. The featured image combines infrared exposures from the Hale Telescope on Mt. Palomar in California, and…