Question

Do you know what causes the super nova of stars

Answer 1

Having too much matter causes the star to explode, resulting in a supernova. ... As the star runs out of nuclear fuel, some of its mass flows into its core. Eventually, the core is so heavy that it cannot withstand its own gravitational force. The core collapses, which results in the giant explosion of a supernova.

Answer 2

the life of massive star generally come to an end with a huge supernova explosion