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Hubble Hooks a One-Arm Galaxy

27 Mar 2020, 11:30 UTC
Hubble Hooks a One-Arm Galaxy ESA/Hubble & NASA, I. Karachentsev

NGC 4618 was discovered on April 9, 1787, by the German-British astronomer William Herschel, who also discovered Uranus in 1781. Only a year before discovering NGC 4618, Herschel theorized that the “foggy” objects astronomers were seeing in the night sky were likely to be large star clusters located much farther away than the individual stars he could easily discern. 

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