Betelgeuse Blew Its Top: Hubble Sees Red Supergiant Star ‘Bouncing’ After Catastrophic Upheaval - Forbes

A surface mass ejection (SME) from Betelgeuse was 400 billion times more powerful than observed from the Sun.

Data from NASA's Hubble Space Telescope shows that bright red supergiant star Betelgeuse "blew its ... [+] top" in 2019, losing a substantial part of its visible surface and producing a gigantic Surf… [+3257 chars]

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