Andromeda Galaxy (redirect from NGC 224)
originally named the Andromeda Nebula and is cataloged as Messier 31, M31, and NGC 224. Andromeda has a D25 isophotal diameter of about 46.56 kiloparsecs (152...
111 KB (10,901 words) - 14:06, 7 January 2025
bright enough to be seen in daylight. Its remnants form the Crab Nebula (NGC 1952). Spring – Pope Leo IX sends a legatine mission, under Cardinal Humbert...
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companion". Monthly Notices of the Royal Astronomical Society. 482 (3): 4146–4154. arXiv:1802.00447. doi:10.1093/mnras/sty2830. ISSN 0035-8711. Kramer, Miriam...
10 KB (606 words) - 12:57, 13 October 2024