Mysterious dimming of Betelgeuse explained? | Space – EarthSky

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Mysterious dimming of Betelgeuse explained? | Space – EarthSky

Observations with the Hubble Space Telescope revealed a large amount of dense hot gas moving outwards through Betelgeuse’s extended atmosphere. This gas might have cooled and formed a dust cloud that partially blocked the star’s light as seen from Earth, earl…
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