ELi5 what makes the sun a star and not a planet? And why is the moon not considered a planet?

Question

ELi5 what makes the sun a star and not a planet? And why is the moon not considered a planet?

In: 0

Answer 1

If Jupiter were to gain~13–20 times its current mass in hydrogen, it could become a brown dwarf star.

Basically being promoted from planet to star.