Supernova, Definition, Types, & Facts

Supernova, any of a class of violently exploding stars whose luminosity after eruption suddenly increases many millions of times its normal level. When a star ‘goes supernova,’ considerable amounts of matter may be blasted into space with such a burst of energy as to enable the star to outshine its entire home galaxy.

Supernovae

Type II supernova - Wikipedia

New type of supernova discovered by astronomers

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Supernova: Definition, Facts And Significance

Supernova - Wikipedia

What Is a Supernova? NASA Space Place – NASA Science for Kids

What is a supernova? Do we know of any star that has gone

What is a supernova?

Classifying Supernovae: The 'Earth-shattering' Kabooms