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Supermassive black holes may be surrounded by dark matter clusters, 'echo map' technique suggests
A technique called echo mapping suggests supermassive black holes, like that at the heart of the Milky Way, are surrounded by ...
(Nanowerk News) In a distant galaxy in the constellation Hercules, a gigantic black hole has torn apart a giant star. This is shown by extensive observations with several observatories, reported by an ...
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