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Charles Messier discovered the Whirlpool Galaxy (Messier 51) on October 13, 1773.

Space ExplorationHistoryOct 14, 2026score 0.632 posts · 2 replies across 2 instances
The posts commemorate the historical discovery of the Whirlpool Galaxy by astronomer Charles Messier on October 13, 1773. This event is significant for its contribution to the history of astronomy and the identification of Messier 51.

Claims

Charles Messier discovered the Whirlpool Galaxy (Messier 51) on October 13, 1773.
Parent: AstronomyEntity: Charles MessierSub-entity: Whirlpool GalaxyImpact: positiveDate: Oct 14, 2026Target: Charles Messier's discovery of the Whirlpool Galaxy

Source posts

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On this day in space! Oct. 13, 1773: Astronomer Charles Messier discovers the Whirlpool Galaxy before we ever knew it was a galaxy | Space https://www.space.com/space-exploration/on-this-day-in-space-october-13-2026
4 boosts · 7 favs · 2 replies · Oct 14, 2026
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On This Day in 1773: Astronomer Charles Messier Discovered the Whirlpool Galaxy https://www.space.com/space-exploration/on-this-day-in-space-october-13-2026 On Oct. 13, 1773, a French astronomer named Charles Messier discovered the "Whirlpool Galaxy," also known as Messier 51, or M51. Here's why it mattered. #science #astronomy #space-history
0 boosts · 0 favs · 0 replies · Oct 14, 2026
#science#astronomy#space