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Old 03-13-2019, 08:03 PM
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Default Astronomers discover 83 supermassive black holes in the early universe - Phys.org

  1. Astronomers discover 83 supermassive black holes in the early universe Phys.org
  2. Astronomers discover 83 supermassive black holes in the early universe: Subaru Telescope spots 13-billion-year-old quasars powered by black holes Science Daily
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