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4 of 17 from The beauty of black holes (pictures)
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The black hole at the center of this galaxy is part of a survey of 18 of the biggest black holes in the universe. This large elliptical galaxy is in the center of galaxy cluster PKS 0745-19, which is located about 1.3 billion light-years from Earth.
X-ray data from NASA's Chandra X-ray Observatory are shown in purple, and optical data from the Hubble Space Telescope are in yellow.
February 27, 2013 2:08 PM PST
Photo by: NSF's Karl G. Jansky Very Large Array (JVLA) and the Australia Telescope Compact Array (ATCA) and infrared data from the 2 Micron All-Sky Survey (2MASS)
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