Betelgeuse is bouncing once more from bizarre dimming episode
Betelgeuse is a red supergiant star, and it is of M1-2 spectral type.
It is one of the largest stars visible to the naked eye.
In 2019 an international team of astronomers revealed that star Betelgeuse is dimming..
In early 2019, this massive star underwent dimming event which was seen even by naked eye.
As you see, in Jan 2019 star Betelgeuse was much more brighter than in Dec 2019.
But now star is recovering from it's dimming episide.
Star's photosphere (lowest section of star's atmosphere) is rebuilding.
Astronomers have observed these widespread brightness variations in the last 200 years to gauge changes in Betelgeuse.
Betelgeuse have 400 days of cycle of brightness variations.
Betelgeuse continously doing some very unusual things right now.
Betelgeuse explosion more than million miles across bubbling up from deep inside the star.