Betelgeuse is haunted by a cosmic poltergeist tormenting the doomed star's atmosphere
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Something spooky is stirring in the shadows of the infamous star Betelgeuse, a cosmic poltergeist that is disrupting the atmosphere of the red supergiant.New radio observations have shown Betelgeuse's smaller stellar companion, Siwarha (not Betelguese Betelguese, unfortunately), cutting through the supergiant's extended atmosphere and leaving a wake in its path, like a jet boat slicing through a lake. Because the name of this red supergiant star located about 650 light-years away from Earth, mar
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