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  • infrared dust emission from these regions. Only one w:supernova has been detected in Messier 81. The supernova, named w:SN 1993J, was discovered on 28 March 1993...
    15 KB (1,632 words) - 13:41, 7 September 2009
  • The Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus. The nebula...
    4 KB (403 words) - 15:16, 26 November 2012
  • However, some of the most massive stars underwent enormous supernova explosions. In the supernovas conditions were right to form even heavier elements, all...
    3 KB (541 words) - 18:17, 16 October 2018
  • by w:Charles Messier in w:1771. The only w:supernova observed within this galaxy is w:SN 1969Q. The supernova was discovered in June 1969. w:NGC 4467 forms...
    3 KB (275 words) - 13:24, 7 September 2009
  • connection between supernovae and w:gamma ray bursts. SN 2003gd is a Type II-P supernova. Type II supernovae have known luminosities, so they can be used to accurately...
    11 KB (1,253 words) - 14:29, 15 July 2011
  • Cambridge: Cambridge University Press. ISBN 0-521-37079-5. Götz, W. (1958). "Supernova in NGC 4374 (= M 84)". Astronomische Nachrichten. 284: 141. doi:10.1002/asna...
    5 KB (409 words) - 13:43, 7 September 2009
  • white dwarfs. Very large stars expand into red supergiants, explode in supernovas, then end up as neutron stars or black holes. Astronomical distances can...
    19 KB (2,995 words) - 21:26, 20 March 2021
  • still are today. In March of w:1956, w:supernova 1956A was observed in M109. SN 1956A was a type Ia w:supernova in the southeast part of the galaxy, glowing...
    5 KB (627 words) - 11:39, 17 January 2019
  • Pleiades cluster. A supernova remnant (SNR) is the structure resulting from the gigantic explosion of a star in a supernova. The supernova remnant is bounded...
    51 KB (8,004 words) - 15:38, 17 September 2022
  • Pleiades cluster. A supernova remnant (SNR) is the structure resulting from the gigantic explosion of a star in a supernova. The supernova remnant is bounded...
    51 KB (7,998 words) - 07:57, 20 December 2019
  • of time as a supernova. You don't want to be near a supernova; if you were in a pleasant zone near a star about to erupt as a supernova, you would be...
    6 KB (1,076 words) - 20:54, 17 June 2017
  • 5 found twelve GRBs which had not coincided with any solar flares or supernovas. On April 8, 1970 Vela 6 was launched, which was synchronized with Vela...
    5 KB (691 words) - 01:25, 12 February 2021
  • northernmost outlier of the w:Virgo cluster discovered as of 2004. The type I w:supernova, w:1960R was discovered in M85 on Dec 20, w:1960 and reached an w:apparent...
    2 KB (202 words) - 13:43, 7 September 2009
  • the most stable element, meaning that it's the hardest to transmute. Supernovas produce all elements heavier than iron, up to and including Californium...
    5 KB (942 words) - 20:51, 17 June 2017
  • may be referred to as M51A (NGC 5194) and M51B (NGC 5195). In 2005 a w:supernova (w:SN 2005cs) was observed in the Whirlpool Galaxy, peaking at w:apparent...
    14 KB (1,710 words) - 22:19, 11 October 2023
  • galaxies, which is the closest-known isolated compact group of galaxies. A w:supernova (w:SN 2004W) was observed in Messier 60. At the center of M60 is a w:black...
    4 KB (394 words) - 19:37, 12 October 2011
  • evidence that potentially indicates the Pillars were destroyed by a nearby w:supernova explosion about 6,000 years ago, but the light showing the new shape of...
    4 KB (439 words) - 07:31, 3 September 2018
  • explosion is called a supernova. The remaining cloud of dust may eventually form a group of new stars. The core within the supernova remains, and is composed...
    13 KB (2,144 words) - 08:43, 3 June 2019
  • illuminated by a nearby star. SNR is a supernova remnant, a bubble of filamentary gas expelled after the explosion of a supernova. Notes: notable notes about the...
    9 KB (1,186 words) - 20:16, 1 February 2024
  • illuminated by a nearby star. SNR is a supernova remnant, a bubble of filamentary gas expelled after the explosion of a supernova. Notes: notable notes about the...
    8 KB (1,186 words) - 20:10, 1 February 2024
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