Astrophysicists have observed our central supermassive black hole. They found the accretion disk is constantly emitting flares without periods of rest. Shorter, faint flares and longer, bright flares ...
See the iconic Pillars of Creation in this 3D visualization created from James Webb and Hubble Space Telescope data. Credits Producer Greg Bacon (STScI), Frank Summers (STScI), NASA's Universe of ...