Astronomers think that the 'great dimming' and subsequent return to normal brightness were indeed due to a mass ejection of enormous scale[0], but we're not yet

Astronomers think that the 'great dimming' and subsequent return to normal brightness were indeed due to a mass ejection of enormous scale[0], but we're not yet sure why it's now ramping up in brightness beyond what is typical. [0]https://www.skyatnightmagazine.com/news/betelgeuse-dimming-explained/ https://www.skyatnightmagazine.com/news/betelgeuse-dimming-e...