As stars go, it is the coolest of the types - it is analogous to heating metal in a blast furnace. First it is red hot, them more yellow than red, then white hot, and finally blue-white hot. It is the same with stars.
A red giant star.
Red giant is a type of star.
A red giant star is a dying star that is in the last stages of stellar evolution. Red giant stars are red in color.
Betelgeuse is a red giant.
Its justa red giant or supergiant
No, it is a Yellow Giant
Red giants. By the way, what if it was a white star.
A star turns into a red giant when it lose fuel and die. If a star isn't a massive star then it expands into a red giant. After that it becomes a white dwarf. If its massive then it collapses on itself and turns into a black hole.
A Red Giant/Supergiant/Hypergiant, depending on its size.
The answer to this question is yes. It can vary, but not very much. Yet, the red giant is the coolest star.
A star that has exhausted the hydrogen in its core will become a red giant or supergiant.
It's a giant red star.