That's a pretty cool discovery. I'm always amazed that they can figure out how big something like that is --- it's 1.8 million light years away and they can tell how massive it is from the X-rays from the gas it sucks up! That's amazing.
dragonrider Reviewed by dragonrider on . new, massive black hole found US astronomers spot massive, record-setting stellar-mass black hole - Yahoo! News Rating: 5