Just to be clear, we don’t have any clear images of the place — the quasar appears as a dot on our telescopes. But that doesn’t mean researchers have no idea. The accretion disk (the hazy ...

In other words, Hubble’s unique combination of optical imaging and high-resolution spectrography is allowing scientists to ...

NASA's discovery of massive black holes like the one in quasar 3C 273 offers new insights into galactic interactions and how ...

The Hubble Space Telescope has peered deeper than ever before into the heart of the supermassive black hole-powered quasar 3C ...

Researchers using NASA's Hubble Space Telescope have discovered that the accretion disk around the young star FU Orionis is ...

"You could lose, or at least completely fry, rocky planets forming close to such a star." ...

Despite their prodigious luminosities, the important emission regions surrounding the supermassive black hole – the accretion disk and broad line region ... for building the modern picture of quasar ...

This “accretion disk” in turn generates a super-heated ... When a supermassive black hole lights up like this, we call it a quasar. To get a good look at quasar jets, astronomers often use ...

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Quasar jets that can be detected using very ... The direction of the jet near its source tells us about the orientation of the accretion disk, and so potentially the properties of the black ...