This still from a computer animation shows a simulation of a giant space cloud falling into Sagittarius A*, the supermassive black hole at the center of our own Milky Way galaxy, in mid-2013. Image ... more 
This still from a computer animation shows a simulation of a giant space cloud falling into Sagittarius A*, the supermassive black hole at the center of our own Milky Way galaxy, in mid-2013. Image added on July 2, 2012. less 
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SPACE.com | Photo By European Research Media Center
Thu, Aug 16, 2012 7:48 AM EDT