What happens to the core of a star after a planetary nebula occurs?
A)It contracts from a protostar to a main-sequence star.
B)It breaks apart in a violent explosion.
C)It becomes a white dwarf.
D)It becomes a neutron star.
E)none of the above

Question

Quizplus · Accepted Answer

After a planetary nebula occurs, the remaining core of the star becomes a white dwarf. This white dwarf is a very dense object that continues to glow but is no longer supported by nuclear fusion reactions.

What Happens to the Core of a Star After a Planetary