Compared to a red giant star, a blue supergiant is...
A. Hotter and brighter
B. Hotter and not as bright
C. Colder and brighter
D. Colder and not as bright
1 answer
A. Hotter and brighter
A. Hotter and brighter
B. Hotter and not as bright
C. Colder and brighter
D. Colder and not as bright
1 answer