Quasars are among the brightest bodies in the universe. Only supernovas and gamma-ray bursts rival them in luminosity. Quasars are fueled by supermassive black holes, which are black holes billions of times more massive than our sun.
Quasars are among the brightest bodies in the universe. Only supernovas and gamma-ray bursts rival them in luminosity. Quasars are fueled by supermassive black holes, which are black holes billions of times more massive than our sun.