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red supergiant
(redirected from Red supergiants)

   Also found in: Wikipedia 0.01 sec.
red supergiant
An extremely large red giant star with a minimum of 15 solar masses. The best known red supergiant is Betelgeuse, with a luminosity about 10,000 times that of the Sun. When a supergiant collapses into a supernova, it may result in either a neutron star or a black hole.


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The sharp "eye" of the Wide Field Camera 3 (WFC3) has captured hundreds of young star clusters, ancient swarms of globular star clusters, and hundreds of thousands of individual stars, mostly blue supergiants and red supergiants.
Thus, 119 Tauri remains firmly in second place in the league of all known red supergiants (which excludes carbon stars) and some have even started to refer to this star as the Ruby Star after my lead.
The discovery confirms the accepted theory that type II supernovas are produced when elderly, bloated stars known as red supergiants run out of nuclear fuel and collapse.
 
 
 
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