Supermassive black holes have an incredibly strong gravitational pull that swallows anything that gets too close, including stars. When this happens, the black hole spits out a bright flare of energy that "echoes" through space.
Supermassive black holes have an incredibly strong gravitational pull that swallows anything that gets too close, including stars. When this happens, the black hole spits out a bright flare of energy that "echoes" through space.