• NGC 6738 is an astronomical feature that is catalogued as an NGC object. Although listed as an open cluster in some astronomical databases, it may be merely...
    3 KB (194 words) - 08:50, 26 February 2023
  • estimate of 6.3715×1014 kg. One can calculate the Schwarzschild radius: 2 × 6.6738×10−11 m3⋅kg−1⋅s−2 × 6.3715×1014 kg / (299792458 m⋅s−1)2 = 9.46×10−13 m =...
    24 KB (2,316 words) - 10:03, 16 August 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 Collinder catalogue
    Embedded within Messier 24. Associated with Messier 17. Associated with NGC 6820. Embedded within the Iris Nebula. There are some errors in Collinder's...
    60 KB (535 words) - 18:22, 29 February 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 NGC 6509
    NGC 6509 is a galaxy in the New General Catalogue. It is located in the constellation Ophiuchus. It is a Sc type spiral galaxy. Simbad Astronomical Database...
    950 bytes (30 words) - 10:44, 15 July 2024