SN 1987A was a type II supernova in the Large Magellanic Cloud, a dwarf satellite galaxy of the Milky Way. It occurred approximately 51.4 kiloparsecs (168...
47 KB (5,021 words) - 05:53, 28 August 2024
Kepler's Supernova (redirect from SN 1604)
many others outside the galaxy have been seen since S Andromedae in 1885. SN 1987A in the Large Magellanic Cloud was visible to the naked eye. Evidence exists...
16 KB (1,675 words) - 11:16, 18 August 2024
neutrino-neutrino interactions. The only supernova neutrino event detected so far is SN 1987A. Nevertheless, with current detector sensitivities, it is expected that...
37 KB (4,416 words) - 21:51, 19 August 2024
modern astronomical telescopes. The most recent naked-eye supernova was SN 1987A, which was the explosion of a blue supergiant star in the Large Magellanic...
201 KB (21,932 words) - 21:37, 18 August 2024
neutrinos from the SN 1987A supernova in the nearby Large Magellanic Cloud. These efforts marked the beginning of neutrino astronomy. SN 1987A represents the...
141 KB (14,034 words) - 01:15, 22 August 2024
Ian Shelton (section Discovery of Supernova 1987A)
Keith Shelton (born 30 March 1957) is a Canadian astronomer who discovered SN 1987A, the first modern supernova close and bright enough to be visible to the...
4 KB (400 words) - 22:52, 4 July 2024
its peak the SN 2006gy supernova was intrinsically 400 times as luminous as SN 1987A, which was bright enough to be seen by the naked eye, SN 2006gy was...
12 KB (1,088 words) - 20:30, 22 August 2024
SN 2004dj was the brightest supernova since SN 1987A at the time of its discovery.[citation needed] This Type II-P supernova was discovered by Koichi Itagaki...
3 KB (236 words) - 01:56, 9 August 2024
speed. One of the best observed young supernova remnants was formed by SN 1987A, a supernova in the Large Magellanic Cloud that was observed in February...
11 KB (1,231 words) - 18:29, 8 August 2024
Magnitude for 2011 Archived 2023-05-30 at the Wayback Machine (David Bishop) SN 1987A Supernova Discovered in Nearby Spiral Galaxy M101, Astronomy Picture of...
8 KB (506 words) - 19:52, 29 July 2024
International Ultraviolet Explorer (section SN 1987A)
way interstellar dust absorbs light, and measurements of the supernova SN 1987A which showed that it defied stellar evolution theories as they then stood...
59 KB (6,974 words) - 01:37, 27 August 2024
Neil Gehrels (section Balloon Observations of SN 1987A)
for Observations of Nucleosynthetic Gamma-Ray Lines and Continuum from SN 1987A", N. Gehrels, C.J. MacCallum and M. Leventhal, ApJ, 320, L19. 1986, "Confidence...
18 KB (2,320 words) - 17:00, 14 December 2023
the action of MSW dynamics on SN neutrinos. Some effect of MSW flavor conversion has already been observed in SN 1987A. In the case of normal neutrino...
14 KB (1,943 words) - 17:18, 15 June 2024
it was believed that only red supergiants could explode as supernovae. SN 1987A, however, forced astronomers to re-examine this theory, as its progenitor...
21 KB (2,494 words) - 21:28, 4 August 2024
hypothesis by observing SN 1987a with the naked eye. The Kamiokande experiment, in Japan, independently observed neutrinos from SN 1987a at the same time. Judson...
197 KB (23,137 words) - 23:25, 30 August 2024
79 PSR B1620−26 b 3C 58 Cas X-1 GW170817 Cygnus loop Spaghetti Nebula SN 1987A Jellyfish nebula Stellar designations and names Heger, A.; Fryer, C. L...
7 KB (452 words) - 12:37, 24 August 2024
Bibcode:1970CoTol..89.....S. Smith, N. (2007). "Discovery of a Nearby Twin of SN 1987A's Nebula around the Luminous Blue Variable HD 168625: Was Sk -69 202 an...
4 KB (347 words) - 05:13, 2 August 2024
gravitational interactions with the larger Milky Way. In 1987, it became host to SN 1987A, the first supernova of 1987 and the closest since 1604. This 25,000-light-year-wide...
13 KB (1,473 words) - 23:42, 2 July 2024
astronomy at the University of Virginia in 1995 with a thesis on supernova SN 1987A, which he studied with the Supernova Intensive Study (SINS). During the...
32 KB (2,505 words) - 22:47, 15 June 2024
cosmic rays are identified as forming in solar flares. 1987: Supernova SN 1987A emitted neutrinos that were detected at the Kamiokande-II, IMB and Baksan...
17 KB (1,721 words) - 03:46, 27 June 2024
supernovae SN 2006gy, SN 2005gj and SN 2005ap also suggest the existence of quark stars. It has been suggested that the collapsed core of supernova SN 1987A may...
25 KB (3,070 words) - 16:21, 13 August 2024
was in 1936, but it was not studied in detail. An example is supernova SN 1987A, the closest supernova in modern times. Its light echoes have aided in...
20 KB (2,203 words) - 00:18, 24 May 2024
Supernova SN 1987A demonstrated the existence of neutrinos....
87 KB (3,859 words) - 00:47, 15 August 2024
are based on atmospheric modeling and the measured radiation flux from SN 1987A, a Type II supernova in the Large Magellanic Cloud. Estimates of the rate...
19 KB (2,079 words) - 10:57, 25 August 2024
its abundance. It was observed in the Cassiopeia A supernova remnant and SN 1987A at a relatively high concentration, a consequence of delayed decay resulting...
10 KB (910 words) - 13:37, 15 December 2023
it was the second-brightest supernova of any kind (fainter only than SN 1987A) of the 20th century. It was observed for nearly 700 days, and it became...
7 KB (793 words) - 01:56, 9 August 2024
energy. For example, the observed light curves of supernova stars such as SN 1987A show them blasting large amounts (comparable to the mass of Earth) of radioactive...
25 KB (3,226 words) - 17:15, 22 August 2024
remnants Lists of astronomical objects Modern estimates vary widely; see SN 185 for more detail. Ksenofontov, L. T.; Berezhko, E. G.; Völk, H. J. (2005-04-01)...
37 KB (1,746 words) - 04:39, 17 August 2024
has been confirmed by observation of bolometric light decay curves for SN 1987A. Between 600 and 800 days after SN1987A occurred, the bolometric light...
14 KB (1,042 words) - 07:38, 13 July 2024
greater fame through neutrino observation, particularly those from Supernova SN 1987A. IMB consisted of a roughly cubical tank about 17 × 17.5 × 23 meters, filled...
3 KB (396 words) - 00:17, 2 September 2023