Whirlpool Galaxy - Wikipedia
https://en.wikipedia.org/wiki/Whirlpool_Galaxy
All imagesQuick FactsConstellationCanes VenaticiRight ascension13ʰ 29ᵐ 52.7ˢWikipediahttps://en.wikipedia.org/wiki/Whirlpool_GalaxyWhirlpool Galaxy - WikipediaWhat later became known as the Whirlpool Galaxy was discovered on October 13, 1773, by Charles Messier while hunting for objects that could confuse comet hunters, and was designated in Messier's catalogue as M51. William Parsons, 3rd Earl of Rosse, employing a 72-inch (1.8 m) reflecting telescope at Birr Castle, Ireland, found that the Whirlpool possessed a … See more
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