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SN 1885A (also S Andromedae) was a supernova in the Andromeda Galaxy, the only one seen in that galaxy by astronomers. It was the first supernova ever seen outside the Milky Way, though it was not appreciated at the time due to how far away it was. It is also known as "Supernova 1885".

Discovery

125pxThe supernova appears to

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