• Thumbnail for Aquila (constellation)
    Three interesting planetary nebulae lie in Aquila: NGC 6804 shows a small but bright ring. NGC 6781 bears some resemblance with the Owl Nebula in Ursa...
    36 KB (3,875 words) - 18:31, 10 October 2024
  • Thumbnail for List of planetary nebulae
    Delphinus NGC 6804 1791 12.5 (approx.) 11.2 Aquila Fetus Nebula NGC 7008 1787 2.7 12 Cygnus NGC 7354 1787 5.5 12.9 Cepheus Blue Snowball Nebula NGC 7662 1784...
    26 KB (229 words) - 01:26, 14 November 2024
  • Thumbnail for NGC 6818
    The Little Gem Nebula or NGC 6818 is a planetary nebula located in the constellation of Sagittarius. It has magnitude 10 and oval diameter of 15 to 22...
    3 KB (266 words) - 18:38, 18 January 2024
  • Thumbnail for Astronomical spectroscopy
    made up of dark matter. In 2003, however, four galaxies (NGC 821, NGC 3379, NGC 4494, and NGC 4697) were found to have little to no dark matter influencing...
    47 KB (5,312 words) - 00:20, 10 July 2024
  • Thumbnail for NGC 6782
    NGC 6782 is a barred spiral galaxy located in the southern constellation of Pavo, at a distance of approximately 173 megalight-years from the Milky Way...
    7 KB (532 words) - 19:23, 13 April 2024
  • Thumbnail for Wolf 1069
    Constellation Cygnus Right ascension 20h 26m 05.30213s Declination +58° 34′ 22.6804″ Apparent magnitude (V) 14.2 Characteristics Evolutionary stage Main sequence...
    5 KB (371 words) - 14:56, 20 January 2024
  • Thumbnail for NGC 6509
    NGC 6509 is a spiral galaxy in the equatorial constellation of Ophiuchus. It was discovered on July 20, 1879 by the French astronomer Édouard Stephan...
    6 KB (381 words) - 17:11, 28 August 2024
  • Constellation Tucana Right ascension 23h 59m 54.97761s Declination −65° 34′ 37.6804″ Apparent magnitude (V) +4.50 Characteristics Spectral type B8 V or B9 IV...
    9 KB (633 words) - 06:19, 21 August 2024