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View Full Version : When do Black Holes Become Active? The Case of the Strangely-Shaped Galaxy Mrk 273



Fraser
2013-Aug-22, 02:40 PM
The Hubble image above shows a strange galaxy, known as Mrk 273.* The odd shape including the infrared bright center and the long tail extending into space for 130 thousand light-years is strongly indicative of a merger between galaxies. Near-infrared observations have revealed a nucleus with multiple components, but for years the details […]

More... (http://www.universetoday.com/104255/when-do-black-holes-become-active-the-case-of-the-strangely-shaped-galaxy-mrk-273/)