The Singularity on Instagram: "A supernova is one of the most powerful explosions in the universe — the dramatic death of a massive star. When a star many times heavier than our Sun runs out of nuclear fuel, its core collapses under immense gravity, creating an enormous burst of energy. In just seconds, it releases more light than the Sun will emit in its entire lifetime. This burst can make a single star outshine billions of others combined, temporarily rivaling the brightness of an entire gala