SYFY WIRE galaxy cluster Magnificent Hubble image of a cluster warping space and stripping gas By Phil Plait 2 years ago What is this cloud of gas bigger than a galaxy doing all by its lonesome? By Phil Plait 2 years ago So how many supermassive black holes *are* there in Holmberg 15A anyway? By Phil Plait 3 years ago So, um, does anyone remember where we put that supermassive black hole? By Phil Plait 3 years ago How is a galaxy like a road-tripping dog? By Phil Plait 5 years ago A cluster of clusters: The globulars of Coma By Phil Plait 5 years ago A distant black hole powers a colossal galactic fountain By Phil Plait 5 years ago Abell 370 and the vermin of the sky By Phil Plait 5 years ago