Hubble observes a problem After blowing its top, Betelgeuse is gradually recovering.
Hubble observes a problem After blowing its top, Betelgeuse is gradually recovering. This illustration follows the titanic mass ejection of a sizable portion of the star Betelgeuse’s visible surface as it changes in brightness. The material that was evaporating cooled to form a cloud of dust, temporarily dimming the star as seen from Earth. Astronomers … Read more