Super-massive black hole is a galactic super-volcano

The gigantic black hole at the center of the huge M87 galaxy is doing its best impression of an Icelandic volcano, ejecting waves of particles that are disrupting star-creating gas just like bursts of volcanic gas can affect atmospheric ash. » 8/22/10 3:30pm 8/22/10 3:30pm

Giant Black Hole More Giant Than Thought

We've told you before about the black hole at the heart of the M87 galaxy that's brighter than its galaxy... but now scientists have discovered that it may be larger - and more available to us - than originally thought. » 8/24/09 2:20pm 8/24/09 2:20pm

A Black Hole That Grew Brighter Than Its Galaxy

The black hole that sits at the heart of the M87 galaxy has been spewing a stream of particles that mysteriously grew so bright that their radiance outshone the galaxy itself. » 4/14/09 3:59pm 4/14/09 3:59pm