Capturing Black Hole Spin In NLS1 PG1244+026
Wednesday, July 31, 2013 - 08:20
in Astronomy & Space
Astronomers have found a new way of measuring the spin in supermassive black holes. By viewing optical, ultra-violet and soft x-rays generated by heat as the black hole fed, they were able to measure how far the disc was from the black hole. read more