Question

What is a supernova? What do supernovas produce?

Answer 1

Hey mate ✨

A supernova is star that suddenly increases greatly brightness because of catastrophic that ejects most of it's mass ✨

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Iron atoms become crushed so closely together that the repulsive forces of their nuclei create a recoil of the squeezed core—a bounce that causes the star to explode as a supernova and give birth to an enormous, superheated, shock wave.

Hope it helps

Answer 2

A star that suddenly increases greatly in brightness because ofcatastrophic explosion that eject most of its mass.

An enormous,superheated and shock wave...

I hop it help you friend ...