... Tonight's Sky . ... Behemoth black hole found in an unlikely place . ... Capturing black hole spin could further understanding of galaxy growth . ... Astronomers have found a new way of measuring the spin in supermassive black holes, which could lead to better understanding about how they drive the growth of galaxies. ... Understanding this connection between stars in a galaxy and the growth of a black hole, and vice versa, is the key to understanding how galaxies form throughout cosmic time. ...