Astronomy Picture of the Day

Yosemite Winter Night
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Makemake of the Outer Solar System
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NGC 6188 and NGC 6164
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Zeta Oph: Runaway Star
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Doomed Star Eta Carinae
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Saturn's Rings from the Dark Side
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A Double Star Cluster
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The Einstein Cross Gravitational Lens
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Open Star Clusters M35 and NGC 2158
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Sunrise at Tycho
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Stereo Helene
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The Dark Tower in Scorpius
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