Posts Tagged ‘Markarian 739

Nearby Galaxy Boasts Two Monster Black Holes, Both Active

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Viewed in visible light, Markarian 739 resembles a smiling face, with a pair of bright cores underscored by an arcing spiral arm. The object is really a pair of merging galaxies. Data from Swift and Chandra reveal the western core (right) to be a previously unknown AGN; past studies already had identified an AGN in the eastern core. The two supermassive black holes are separated by about 11,000 light-years. The galaxy is 425 million light-years away.

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Written by physicsgg

June 10, 2011 at 9:14 pm


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