The Betelgeuse Supernova | Dr. Sten Odenwald

February 2, 2015 6:43 PM

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Astronomers have been waiting for this for a long time, and at some time in the not so distant future the brilliant red star in the constellation Orion will explode. What will it look like?

What we know. Betelgeuse is a red supergiant star located about 590 light years from Earth. If you were to replace our sun with this star, its outer surface would be located at about the orbit of Jupiter, but it is a variable star and its diameter has been directly measured to vary from about the or...

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