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Stars and solar physics

Stars and solar physics

Red supergiant stars get dimmer before they explode

26 Nov 2022 Isabelle Dumé
Artwork depicting an exploding star with a fireball at its heart and diffuse clouds of orange gas around it
An artist's impression of the star Betelgeuse going supernova. (Courtesy: European Southern Observatory/L. Calçada)
Massive stars in their “red supergiant” phase become around 100 times fainter in the visible par

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Isabelle Dumé is a contributing editor to Physics World
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