A red giant can have a radius of 50 million to 500 million kilometres.
A red giant star.
Red giant is a type of star.
Yes, UY Scuti is a red supergiant star, which is a type of star that is larger and brighter than a red giant star.
Betelgeuse is a red giant.
Its justa red giant or supergiant
Red giants. By the way, what if it was a white star.
Dubhe is not a red giant but rather a subgiant star. It is the brightest star in the Big Dipper asterism and is classified as an evolved F-type subgiant star.
It is a Red Giant.
A Red Giant/Supergiant/Hypergiant, depending on its size.
Our sun is expected to become a red giant within a few billion years. The red giant star Antares has a diameter 800 times that of the Sun.
Pollux is a red giant star and is estimated to be around 8.8 times the size of our Sun. Its radius is approximately 72 million kilometers.
The answer to this question is yes. It can vary, but not very much. Yet, the red giant is the coolest star.