• Thumbnail for NGC 1019
    NGC 1019 is a barred spiral galaxy approximately 316 million light-years away from Earth in the constellation of Cetus. It was discovered by French astronomer...
    3 KB (210 words) - 13:01, 14 May 2023
  • This is a list of NGC objects 1001–2000 from the New General Catalogue (NGC). The astronomical catalogue is composed mainly of star clusters, nebulae...
    143 KB (492 words) - 03:58, 29 July 2024
  • Thumbnail for NGC 2440
    NGC 2440 is a planetary nebula, one of many in our galaxy. Its central star, HD 62166, is possibly the hottest known white dwarf, about 400,000°F(200...
    3 KB (281 words) - 01:39, 26 January 2024
  • Thumbnail for Cat's Eye Nebula
    Cat's Eye Nebula (redirect from NGC 6543)
    expansion velocity of 16.4 km·s−1, this implies that NGC 6543's distance is 1001±269 parsecs (3×1019 k or 3300 light-years) away from Earth. Several other...
    25 KB (2,789 words) - 04:28, 16 August 2024
  • Thumbnail for Local Group
    has a total diameter of roughly 3 megaparsecs (10 million light-years; 9×1019 kilometres), and a total mass of the order of 2×1012 solar masses (4×1042 kg)...
    45 KB (2,689 words) - 02:33, 20 September 2024
  • galaxy in the constellation Ursa Major. The New General Catalogue object NGC 82, a single star in the constellation Andromeda. Eighty-two is also: The...
    3 KB (300 words) - 17:32, 19 July 2024
  • Thumbnail for NGC 5204
    most prominent feature is an extremely powerful X-ray source designated NGC 5204 X-1. This has resulted in the galaxy being the target of several studies...
    12 KB (1,495 words) - 20:12, 21 July 2024
  • Thumbnail for Planetary nebula
    In 1782, William Herschel, discoverer of Uranus, found the Saturn Nebula (NGC 7009) and described it as "A curious nebula, or what else to call it I do...
    54 KB (5,809 words) - 05:23, 27 August 2024
  • Thumbnail for NGC 3311
    NGC 3311 is a super-giant elliptical galaxy (a type-cD galaxy) located about 190 million light-years away in the constellation Hydra. The galaxy was discovered...
    18 KB (2,104 words) - 15:03, 6 September 2024
  • Robert W. (2000). "The Star Clusters in the Starburst Irregular Galaxy NGC 1569". The Astronomical Journal. 20 (5): 2383–2401. arXiv:astro-ph/0009280...
    13 KB (1,308 words) - 15:48, 7 July 2024
  • black holes up to 21 billion (2.1 × 1010) M☉ have been detected, such as NGC 4889.) Unlike stellar mass black holes, supermassive black holes have comparatively...
    25 KB (2,456 words) - 12:45, 30 August 2024
  • Thumbnail for Canis Major
    stars are only a few million years old. Lying 2 degrees southwest of NGC 2362 is NGC 2354 a fainter open cluster of magnitude 6.5, with around 15 member...
    60 KB (6,873 words) - 13:41, 2 September 2024
  • Thumbnail for Nebula
    mass of only a few kilograms. Earth's air has a density of approximately 1019 molecules per cubic centimeter; by contrast, the densest nebulae can have...
    21 KB (2,865 words) - 17:14, 31 August 2024
  • 616 (264; ≈1.84×1019) possible unique /64 subnetworks. Mathematics – Rubik's Cube: There are 43,252,003,274,489,856,000 (≈4.33×1019) different positions...
    90 KB (9,971 words) - 17:48, 21 September 2024
  • Thumbnail for Black hole
    hole candidates include the Andromeda Galaxy, M32, M87, NGC 3115, NGC 3377, NGC 4258, NGC 4889, NGC 1277, OJ 287, APM 08279+5255 and the Sombrero Galaxy...
    164 KB (18,509 words) - 12:23, 25 September 2024
  • Thumbnail for Wolf–Lundmark–Melotte
    65 Gliese 105 GJ 1002 GJ 1005 HIP 5158 HIP 11952 LHS 1140 NGC 156 NGC 158 NGC 302 NGC 308 NGC 310 PSR J0108−1431 SDSS J001820.5−093939.2 SDSS J0106−1000...
    11 KB (1,255 words) - 18:24, 21 August 2024
  • Thumbnail for Orders of magnitude (length)
    light-years=24; where "65.00 × 60.0 (arcmin)" sourced from Revised NGC Data for NGC 1976 distance × sin( diameter_angle ), using distance of 5kpc (15.8...
    182 KB (17,343 words) - 20:49, 26 September 2024
  • Thumbnail for Orders of magnitude (volume)
    Yervant (1999). "Hubble Space Telescope Measurements of the Expansion of NGC 6543: Parallax Distance and Nebular Evolution". Astronomical Journal. 118...
    36 KB (652 words) - 01:48, 21 May 2024
  • Thumbnail for Tucana
    globular clusters associated with the SMC: NGC 121, 10 arcminutes away from the bigger cluster's edge, and Lindsay 8. NGC 362 is another globular cluster in Tucana...
    38 KB (3,886 words) - 22:59, 18 July 2024
  • neutron stars and black holes. The pair are located in the globular cluster NGC 1851. Two insect-like robots, a mini-bug and a water strider, are reported...
    191 KB (17,857 words) - 08:34, 26 September 2024
  • and shapes. They were all manufactured by A.L.S. Industries INC and use an NGC model number. A pedometer and walking pad controller was bundled with the...
    25 KB (3,092 words) - 00:51, 26 June 2024
  • Thumbnail for Hubble's law
    (km/s)/Mpc, thus giving the speed in km/s of a galaxy 1 megaparsec (3.09×1019 km) away, and its value is about 70 (km/s)/Mpc. However, crossing out units...
    131 KB (13,014 words) - 09:27, 26 September 2024
  • Thumbnail for Star
    stars, and gave the latitudes of various stars during a lunar eclipse in 1019. According to Josep Puig, the Andalusian astronomer Ibn Bajjah proposed that...
    147 KB (16,412 words) - 12:11, 7 September 2024
  • Thumbnail for 511 Davida
    Davida to have a mass of (6.64±0.56)×1019 kg. In 2007, Baer and Chesley estimated Davida to have a mass of (5.9±0.6)×1019 kg. As of 2010[update], Baer suggests...
    10 KB (752 words) - 08:21, 2 August 2024
  • Thumbnail for 3C 75
    called 3C75) is a binary black hole system in the dumbbell-shaped galaxy NGC 1128 in the galaxy cluster Abell 400. It has four relativistic jets, two...
    3 KB (212 words) - 05:09, 22 June 2024
  • Thumbnail for Bird Names for Birds
    people of Arctic regions." The decision established that planetary nebula NGC 2392, historically known as the "Eskimo Nebula", among other astronomical...
    24 KB (2,267 words) - 16:08, 2 February 2024
  • Great to his earl Thorkell the Tall and the English people written in AD 1019. Unlike the previous two examples, this text is prose rather than poetry...
    89 KB (8,226 words) - 18:38, 28 September 2024
  • Thumbnail for Future of an expanding universe
    2298/SAJ0571011C. Adams & Laughlin (1997), §IIIF, Table I. p. 428, A deep focus on NGC 1883, A. L. Tadross, Bulletin of the Astronomical Society of India 33, No...
    52 KB (5,647 words) - 14:27, 4 September 2024
  • Thumbnail for Quasar
    quasar triplet". Monthly Notices of the Royal Astronomical Society. 431 (2): 1019–1025. arXiv:1302.0849. Bibcode:2013MNRAS.431.1019F. doi:10.1093/mnras/stt209...
    66 KB (7,895 words) - 13:02, 25 September 2024
  • Thumbnail for White dwarf
    debris around a white dwarf Cocoon of a new white dwarf in the centre of NGC 2440 Artist's impression of an evolving white dwarf and millisecond pulsar...
    153 KB (17,798 words) - 02:27, 20 September 2024