#BlackHole #BinaryBlackHole #OJ287 #RadioAstron #Astronomy
Astronomers went back to ultra‑sharp radio maps from RadioAstron and found the smoking gun; two distinct jets coming from a binary pair of supermassive black holes in quasar OJ 287. You can read my full post on Quora: qr.ae/pCCurr

Hi #GW170814, a new #BinaryBlackHole detection, this time from @LIGO & @ego_virgo! http://ligo.org/detections/ #BravoVirgo #GRavitationalWaves