... Behemoth black hole found in an unlikely place . ... Astronomers discover star racing around black hole at center of our galaxy . ... UCLA astronomers report the discovery of a remarkable star that orbits the enormous black hole at the center of the Milky Way Galaxy in a blistering 11.5 years т?? the shortest known orbit of any star near this black hole. ... In 2000, she and colleagues reported that for the first time, astronomers had seen stars accelerate around the supermassive black hole. ...