active galaxies

Cygnus A
Astronomers spot a massive doughnut of material around quasar Cygnus A’s supermassive black hole
Phil Plait
Apr 3, 2019
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A quasar at the edge of the observable Universe shines with the light of 10 *trillion* Suns
Phil Plait
Jan 18, 2019
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The quasar J043947.08+163415.7 (red) is extremely far away, and its light has been amplified by an intervening galaxy (blue) much closer to Earth. Credit: NASA, ESA, and X. Fan (University of Arizona)
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News: Monster black holes shoot out neutrinos like cosmic bullets
Phil Plait
Jul 12, 2018
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Artist drawing of a blazar, a galaxy with a supermassive black hole spewing out energy. Credit: DESY, Science Communication Lab
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Ring(s) around the black hole
Phil Plait
Feb 15, 2018
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Hubble image of the magnificent spiral galaxy M 77. Credit: NASA, ESA & A. van der Hoeven
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A gigantic black hole finds its long-lost, and slightly less gigantic, sibling
Phil Plait
Jun 21, 2017
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