Why the Bright Center of a Galaxy Went Dark (1 of 3 (VIDEO)

American Association for the Advancement of Science (AAAS)

Caption

An animated journey through the active galaxy NGC 5548. For a more in-depth explanation of the video, please see the Supporting Online Material. This video relates to a paper that appeared in the 19 June, 2014, issue of Science Express, published by AAAS. The paper, by Jelle Kaastra at SRON Netherlands Institute for Space Research in Utrecht, Netherlands, and colleagues was titled, 'A fast and long-lived outflow from the supermassive black hole in NGC 5548.'

Credit

[Video © Kaastra <i>et al., Science</i>/AAAS 2014]

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