it starts when the star runs out of its supply of gas (i cant remember the name) then the star collapses on its self and then....well blows up
It starts out that way, by condensing from an especially large nebula.
No, a supernova is an explosion of a star. What left of a supernova are celestial bodies.
It is yes
No, not a supernova.
A supernova.
supernova
it is a steller explosion
Supernova
SuperNova
supernova
Supernova
supernova