👉 A supernova is a type of star explosion that occurs when a massive object, known as a black hole or a neutron star, collapses under its own gravity. These explosions are one of the most spectacular and fascinating events in astronomy due to their extreme brightness and the shock waves they create. Supernovae can be classified into two types: red supergiant (RSG) supernova and blue supergiant (BSS) supernova. They are also known as Type Ia supernov