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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.

Content related to red supergiant

red bottomsRead more in this article about some frequently asked questions and fun facts related to our definitions.
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What Does “Betelgeuse” Mean?How did the tenth brightest star (if we include the Sun) in the sky get the name Betelgeuse?
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Words nearby red supergiant

red squill, red squirrel, red star, red state, red stuff, red supergiant, red tag, red tai, red tape, red tide, red tory
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.