What is a Supernova?

A supernova is a massive explosion of a dying star. The event occurs during the last evolutionary stages of a massive star, which is dying.  The explosions are extremely bright and powerful. The star, after explosion, turns into a neutron star or a black hole, or is completely destroyed.

What causes supernova?

A supernova takes place when there is a change in the centre of a star. There are two ways in which the change can occur that results in a supernova.

The first type of change happens in a binary star system. It occurs when one of the stars takes away all