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A pulsar is a rapidly-spinning neutron star, the remains of a supernova explosion.
What are the small dense remains of a high mass star
nebula
The remains of a massive star pulled into a small volume by gravity?
A red dwarf star.
There isn't anyone named Pawns in Star Wars but there is a guy named Ponds. He is the second in command for Mace Windu's battalion.
It can be a black hole or a Neutron Star
A neutron star is already the remains of a massive star that has run out of fuel.
A White Dwarf Star remains.
The nebula that remains after it blows up.
Neutron star
A White Dwarf Star remains.