We may finally know why Betelgeuse dimmed so much. Bonus

The star ejected a cloud of gas, and then a temperature drop caused dust to condense in the cloud, blocking the star's surface from our view.

Astronomers have discovered the cause of the 'Great Dimming of Betelgeuse': a cloud of dust partially concealing it from us.

Our understanding of the processes leading to a core collapse supernova is fairly good in general terms, but we don't know what to look for that ...

astronomers say this observation is consistent with a likely theory, supported by observations, that Betelgeuse dimmed from our view due to ...

In early 2019, the red supergiant Betelgeuse began to dim. Some observers predicted that the dimming was a harbinger of the star's end: That it ...

Betel-gurz or Beetle-juice has been a favourite among amateur astronomers for many years. However you pronounce it, its unexpected dimming ...

In December 2019, astronomers noticed a strange, dramatic dimming in the light from Betelgeuse, a bright red star in the Orion constellation ...

ESO/M. Montargès et al. We may finally know why one of the brightest stars in the sky appeared to become 65 per cent less bright ...

Astronomers didn't think so, but they couldn't deny that the red supergiant was up to something unusual. Its brightness eventually fell by ...