Explaining The Universe on Instagram: "A supernova is a powerful explosion that occurs at the end of a massive star’s life, releasing an enormous amount of energy and light. When the star’s core collapses under gravity, it can either form a dense neutron star or a black hole, while the outer layers are blasted into space. These explosions are so bright they can briefly outshine an entire galaxy, and they scatter heavy elements like iron and gold into the universe, which later become part of new