Nuclear fusion
Nuclear fission
Gravitational attraction
Helium
Carbon
Hydrogen
Red dwarf
Red giant
Red super giant
Nebula
Supernova
Black hole
Nebula
Supernova
White dwarf
Yellow
Red
Blue
Hydrogen
Helium
Lithium
Small star (smaller than our sun)
Medium star (size of our sun)
Large star (larger than our sun)
Mass
Color
Both
Blue super giant
Green giant
Brown dwarf
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