• Thumbnail for Aries (constellation)
    million light-years away. NGC 877 is the brightest member of an 8-galaxy group that also includes NGC 870, NGC 871, and NGC 876, with a magnitude of 12...
    50 KB (5,448 words) - 04:03, 5 July 2024
  • Thumbnail for Messier 52
    Messier 52 (redirect from NGC 7654)
    doi:10.5479/ADS/bib/1930LicOB.14.154T. Luo, Y. P.; et al. (February 2012), "Discovery of 14 New Slowly Pulsating B Stars in the Open Cluster NGC 7654"...
    7 KB (624 words) - 09:09, 24 February 2024
  • Thumbnail for NGC 5364
    NGC 5364 is a grand design spiral galaxy located 54.5 million light years away in the constellation Virgo. It is inclined to the line of sight from the...
    8 KB (611 words) - 20:31, 6 November 2023
  • Thumbnail for Carina Nebula
    Carina Nebula (redirect from NGC 3372)
    The Carina Nebula or Eta Carinae Nebula (catalogued as NGC 3372; also known as the Great Carina Nebula) is a large, complex area of bright and dark nebulosity...
    36 KB (3,723 words) - 18:34, 16 July 2024
  • Thumbnail for Ursa Minor
    Ursa Minor (redirect from HR 5479)
    Milky Way itself. NGC 3172 (also known as Polarissima Borealis) is a faint, magnitude-14.9 galaxy that happens to be the closest NGC object to the north...
    52 KB (5,853 words) - 00:25, 25 May 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 (6,017 words) - 00:09, 23 June 2024
  • Thumbnail for Proplyd
    were discovered in the very young region NGC 2024, two of which have been photoevaporated by a B star. The NGC 2024 proplyds are significant because they...
    25 KB (2,540 words) - 18:55, 20 April 2024
  • Thumbnail for NGC 5247
    NGC 5247 is a face-on unbarred spiral galaxy located some 60 million light years away in the constellation Virgo. It is a member of the Virgo II Groups...
    6 KB (413 words) - 06:44, 25 August 2023
  • Thumbnail for Dark matter
    in 1940 Jan Oort discovered and wrote about the large non-visible halo of NGC 3115. Early radio astronomy observations, performed by Seth Shostak, later...
    139 KB (15,088 words) - 19:19, 16 July 2024
  • Thumbnail for Crossley telescope
    spectrograph to extend its usefulness in the face of larger telescopes. NGC 185 was first photographed between 1898 and 1900 by James Edward Keeler with...
    18 KB (1,776 words) - 21:43, 29 December 2023