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Betelgeuse is bouncing back after blowing its top in 2019

Betelgeuse is bouncing back after blowing its top in 2019

Enlarge / Artist’s conception in 2021 provided a close-up of Betelgeuse’s irregular surface and its giant, dynamic gas bubbles, with distant stars dotting the background. European Southern Observatory Astronomers are still making new discoveries about the red supergiant star Betelgeuse, which experienced a mysterious “dimming” a few years ago. That dimming was eventually attributed to …

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Hubble sees supergiant Betelgeuse slowly recovering after blowing its top

Hubble sees supergiant Betelgeuse slowly recovering after blowing its top

This illustration plots changes in brightness of the red supergiant star Betelgeuse, following the titanic mass ejection of a large piece of its visible surface. The escaping material cooled to form a cloud of dust that temporarily made the star look dimmer, as seen from Earth. This unprecedented stellar convulsion disrupted the monster star’s 400-day-long …

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