Astronomers using NASA’s Hubble Space Telescope have found that Markarian 231 (Mrk 231), the nearest galaxy to Earth that hosts a quasar, is powered by two central black holes furiously whirling about ...
A two-panel image of quasar 3C 273, taken by different Hubble instruments. The top panel is a WFPC2 image of 3C 273. It looks like a bright white car headlight. There's a linear orange-white ...
When you buy through links on our articles, Future and its syndication partners may earn a commission. That means studying 3C 273 has been like staring into the headlights of an oncoming car for ...
A Hubble Space Telescope image of the core of quasar 3C 273. A coronagraph on Hubble blocks out the glare coming from the supermassive black hole at the heart of the quasar. This allows astronomers to ...
Astronomers have used the unique capabilities of NASA's Hubble Space Telescope to peer closer than ever into the throat of an energetic monster black hole powering a quasar. A quasar is a galactic ...
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