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Stars and solar physics

Stars and solar physics

Weather satellite sheds light on ‘Great Dimming’ of Betelgeuse star

08 Jun 2022
Great dimming
Great dimming: Betelgeuse as seen by the SPHERE instrument on ESO’s Very Large Telescope in January and December 2019. (Courtesy: ESO/M Montargès et al.)
A weather satellite has helped explain why the red supergiant star Betelgeuse experienced an unprece

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Keith Cooper is a science writer based in the UK
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