In an email, Agol also noted that a collegue of his at UW, Bruce Balick was in on the discovery of sagittarius A* 45 years ago - black hole in the centre of the milky way is a supermassive black hole known as sagittarius A* .
In an email, Agol also noted that a colleague of his at UW, Bruce Balick, was in on the discovery of Sagittarius A* 45 years ago . The black hole in the centre of the Milky Way is a supermassive black hole known as Sagittarius A* .