Bioman says
15 years ago
If the Star has over 4 stellar masses , then the Star will transform into the Red Giant when it has used most of its Hydrogen...
Bioman says
15 years ago
... in the process of nuclear fusion.
Bioman says
15 years ago
Here how the Red Giant looks
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Bioman says
15 years ago
more information onen.wikipedia.org/wiki/Re...