NASA detects rare ‘double quasar’
May 13, 2021
2 minutes
Words by Brandon Specktor
© Alamy
What burns brighter than a quasar, the hungry, supermassive black holes that outshine entire galaxies as they voraciously gobble up everything in reach? How about a ‘double quasar’? Astronomers used NASA’s Hubble Space Telescope to peer 10 billion years into the cosmic past, where they detected two
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