• Thumbnail for NGC 4363
    also bright in the X-ray range: NGC 4127, NGC 4133, NGC 4159, NGC 4291, NGC 4319, NGC 4331, NGC 4386, NGC 4589, NGC 4648, UGC 7086, UGC 7189, UGC 7238...
    3 KB (240 words) - 02:32, 31 December 2024
  • Thumbnail for Centaurus A
    Centaurus A (redirect from NGC 5128)
    Centaurus A (also known as NGC 5128 or Caldwell 77) is a galaxy in the constellation of Centaurus. It was discovered in 1826 by Scottish astronomer James...
    33 KB (3,341 words) - 20:38, 6 January 2025
  • Thumbnail for NGC 7496
    nearby galaxies IC 5325, NGC 7496, NGC 7590, and NGC 7599". Monthly Notices of the Royal Astronomical Society. 504 (3): 4143–4159. arXiv:2104.06236. doi:10...
    12 KB (1,196 words) - 11:57, 30 December 2024
  • Thumbnail for Star cluster
    indicates Messier 25 may constitute a ternary star cluster together with NGC 6716 and Collinder 394. Establishing precise distances to open clusters enables...
    23 KB (2,742 words) - 04:51, 20 January 2025
  • Thumbnail for Gamma Cygni
    Age 12 Myr Other designations Sadr, Sadir, Sador, 37 Cyg, HR 7796, BD+39°4159, HD 194093, SAO 49528, FK5 765, HIP 100453, WDS J20222+4015A. Database references...
    13 KB (1,129 words) - 18:46, 7 November 2024
  • lines. Galaxies observed as part of this study included NGC 1068, NGC 4151, NGC 3516, and NGC 7469. Active galaxies such as these are known as Seyfert...
    48 KB (6,006 words) - 18:03, 18 September 2024
  • Thumbnail for Crab Nebula
    Crab Nebula (redirect from NGC 1952)
    The Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus. The common...
    51 KB (5,845 words) - 02:47, 10 December 2024
  • Thumbnail for NGC 114
    NGC 114 is a barred lenticular galaxy located in the constellation Cetus. It was discovered by American astronomer Truman Henry Safford on September 23...
    2 KB (164 words) - 14:11, 24 December 2024
  • Thumbnail for U Coronae Borealis
    Corona Borealis Right ascension 15h 18m 11.35252s Declination +31° 38′ 49.4159″ Spectral type B6 V + F8 III-IV Other designations BD+32° 2569, HD 136175...
    3 KB (198 words) - 02:39, 27 October 2024
  • Thumbnail for Hydrogen
    Hydrogen". The Interstellar Medium. Harvard University Press. pp. 1–77. doi:10.4159/harvard.9780674493988. ISBN 978-0-674-49397-1. Dijkstra, Mark (January 2014)...
    120 KB (12,382 words) - 18:38, 1 February 2025