Post on 14-Apr-2017
Super Massive Black HolesOJ 287
Super Massive Black Holes
• Their mass is usually between 100,000 and 10,000,000,000 solar masses
• Most galaxies contain one or more at their center• The accretion disk is matter orbiting the black
hole
Artist’s Drawing
OJ 287 is located in the Cancer Constellation
http://www.caha.es/18-billions-of-suns-support-einstein.html
Tuorla Obsevitory, Finland Mauri Voltonen