What characteristic do all stars on the main sequence share?
A) They all have the same size.
B) They all have the same luminosity.
C) They all have the same temperature.
D) They are all fusing hydrogen into helium in their cores.
E) They will all go through a helium flash in the future.

Question

Quizplus · Accepted Answer

All main sequence stars are characterized by the process of fusing hydrogen into helium in their cores, which is the primary source of their energy.

What Characteristic Do All Stars on the Main Sequence Share