Thread:YingHe/@comment-39095121-20190908212850/@comment-39095121-20191016203214

((Is Bright stronger than Galaxian? She controls Gamma Ray Bursts. It's about the same amount of energy in 10 trillion trillion billion megaton bombs! These explosions generate beams of high-energy radiation, called gamma-ray bursts (GRBs), which are considered by astronomers to be the most powerful thing in the universe