Giant black hole 12 billion times bigger than the sun is baffling scientists

The discovery of a giant black hole which is growing faster than usual challenges our current theories of black hole expansion. Led by XueBing Wu of China s Peking University, a team of scientists detected a giant black hole they have named SDSS Though it is not the biggest black hole ever found, it is the biggest one detected in terms of luminosity: 40, 000 times more bright than our solar system, the Milky Way, said Avi Loeb, Chair of the Department of Astronomy of Harvard University