[/caption] Excellent teamwork by astronomers working in two different wavebands – x-ray and optical – has led to the discovery of a binary quasar being created by a pair of merging galaxies. “This is really the first case in which you see two separate galaxies, both with quasars, that are clearly interacting,” says Carnegie astronomer … Continue reading "Caught in the Act! Merging Galaxies Create a Binary Quasar"