... Tonight's Sky . ... Behemoth black hole found in an unlikely place . Gravitational wave search provides insights into galaxy evolution and mergers . ... black holes . ... Supercomputer black hole collisions make fake gravitational waves . ... Black holes, bright future . ... Simulated black hole mergers can now provide guidance to LIGO researchers and other gravity-wave observatories around the world. ... Only registered members of Astronomy.com are allowed to comment on this article. ...