Betelgeuse is bouncing back from a strange dimming event

Astronomers have long considered Betelgeuse a candidate for an overdue supernova within our galaxy. But the red supergiant now seems to be recovering after a mysterious and catastrophic event in 2019.

Sitting on the shoulder of the Orion constellation, Betelgeuse is one of the brightest stars in the sky. In early 2019, however, the huge star went under a a puzzling dimming event even observers in the backyard could see that. Scientists analyzing data from the Hubble Space Telescope and some other observatories now think that Betelgeuse literally blew its top in 2019, and that the event is still influencing the star’s behavior.

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