Betelgeuse blew its top in 'never seen before behavior of a normal star', NASA finds it 'bouncing' during its recovery -- Science & Technology -- Sott.net
Analyzing data from NASA's Hubble Space Telescope and several other observatories, astronomers have concluded that the bright red supergiant star Betelgeuse quite literally blew its top in 2019, losing a substantial part of its visible surface...