supermassive black holes

New Results Challenge Basic Ideas Of Supermassive Black Holes

Galaxies have supermassive black holes at their centres – our Milky Way, for example, has its own four-million-solar-mass one, Sagittarius A*. Some astronomers have previously thought that there’s a simple relationship between the galaxy’s size, the black hole’s mass, and how much light the black hole spits out while it…