On This Day In Space: Oct. 13, 1773: Charles Messier discovers the 'Whirlpool Galaxy'
On Oct. 13, 1773, a French astronomer named Charles Messier discovered the "Whirlpool Galaxy." See how it happened in our On This Day In Space series.
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On Oct. 13, 1773, a French astronomer named Charles Messier discovered the "Whirlpool Galaxy." See how it happened in our On This Day In Space series.
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