OJ 287

Supermassive Black Hole Orbits an Even More Massive Black Hole, Crashing Through its Accretion Disk Every 12 Years

Recent observations by the now-retired Spitzer mission have led to accurate predictions OJ 287, a blazar that contains a supermassive…

2 years ago

18 Billion Solar Mass Black Hole Rotates At 1/3 Speed Of Light

An international team of astronomers recently measured the rotation rate of one of the most massive black holes known ...…

6 years ago