Scientists Find Universe’s Brightest Object—A Quasar 500 Trillion Times Brighter Than Our Sun
www.forbes.com
Astronomers have discovered the most luminous object ever detected, a quasar 12 billion light-years away that's 500 trillion times more luminous than the sun.

“The black hole in this quasar is growing in mass by the equivalent of one sun per day, making it the fastest-growing black hole to date.”