it is Supernova
Heavy stars go supernova at the end of their lives.
No, only large stars go supernova when nuclear fusion breaks down. While white dwarfs can go supernova in some instances, brown dwarfs are failed stars which are not powered by nuclear fusion.
Supernova
They supernova.
SuperNova
Oops! Not all stars end up as a supernova. To become a Type 2 supernova, the star has to be between 8 and 50 times larger than the Sun.
Try related links. or search about 1- Supernova, 2- Stars, 3-Life cycle of stars.
Some stars do. They can be nova or supernova stars, depending on the scale of the explosion.
Some stars explode in a supernova.
Its called a Supernova.
Really big stars, which die in supernova explosions.