Astronomy Picture of the Day

2013 September 17
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Galaxy Cluster Abell 1689 Deflects Light

2013 September 15
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M2-9: Wings of a Butterfly Nebula

2013 September 13
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Crescent Moon Meets Evening Star

2013 September 12
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Stars and Dust Across Corona Australis

2013 September 11
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LADEE Launch Streak

2013 September 10
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Extrasolar Super-Earth Gliese 1214b Might Hold Water

2013 September 9
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Nearby Cepheid Variable RS Pup

2013 September 7
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Night in the Andes Ice Forest

2013 September 6
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The Quiet Sagittarius A*

2013 September 5
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M1: The Incredible Expanding Crab

2013 September 4
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IRAS 20324: Evaporating Protostar

2013 September 3
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North America and the Pelican

2013 September 2
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