Astronomy Picture of the Day

NGC 6995: The Bat Nebula
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Mirach's Ghost
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Haunting the Cepheus Flare
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A Rorschach Aurora
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Dark Matter in a Simulated Universe
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A Waterfall and the Milky Way
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SN Requiem: A Supernova Seen Three Times So Far
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The Horsehead and Flame Nebulas
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NGC 147 and NGC 185
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The Dark Seahorse in Cepheus
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The Galaxy Between Two Friends
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The Cat's Eye Nebula in Optical and X-ray
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