Hubble Finds That Betelgeuse's Mysterious Dimming Is Due to a Traumatic Outburst

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463560
Published: 
Thursday, August 13, 2020 - 11:00
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Observations by NASA's Hubble Space Telescope are showing that the unexpected dimming of the supergiant star Betelgeuse was most likely caused by an immense amount of hot material ejected into space, forming a dust cloud that blocked starlight coming from Betelgeuse's surface.