About ten million years. Betelgeuse is a high-mass star and is therefore near the end of its "life" even though it formed much more recently than the Sun (which is between 4 and 5 billion years old, and still "middle-aged").
No, Betelgeuse is a red star.
No. Betelgeuse is a single star.
Betelgeuse is estimated to be around 8 to 8.5 million years old.
It shines as brightly because of the distance it has from earth and it has to do with how old the star is.
It is a Red Giant.
Yes. Betelgeuse is a kind of star called a red supergiant.
Betelgeuse is brighter.
Yes, Betelgeuse is a supergiant star. It is a red supergiant star located in the constellation of Orion and is one of the largest stars known in our galaxy.
Yes: Betelgeuse is a semiregular variable star so it is classed as a pulsating star.
Rigel is a blue-white star, while Betelgeuse is a red supergiant star.
Betelgeuse is bigger than Aldebaran. Betelgeuse is a red supergiant star, while Aldebaran is an orange giant star. Betelgeuse is one of the largest stars known, with a diameter around 1,000 times larger than the Sun.
No, Betelgeuse is a red giant.