A pair of quasars that existed when the universe was only 3 billion years old has been spotted by the Hubble Space Telescope.

Add Yahoo as a preferred source to see more of our stories on Google. (Credit: Mark Garlick/Science Photo Library/Getty Images) Binary black holes have been big news in astronomy for a while now, but ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have captured the first radio image of two supermassive black holes in orbit, confirming a 40-year-old prediction.

A team led by University of Arizona astronomers has discovered the most distant quasar ever found, and they believe it was fully formed 670 million years ago after the big bang. Credit: Illustration ...

A Hubble Space Telescope visible-light image of the galaxy MCG-03-34-064. Hubble's sharp view reveals three distinct bright spots embedded in a white ellipse at the galaxy's center (expanded in an ...

Its name is GNz7q and it is a gigantic black hole that has just been discovered by the Hubble Space Telescope in a region of the sky that had already been previously studied by NASA. In fact, the ...

New observations reveal that the relationship between ultraviolet and X-ray light in quasars has changed over billions of years. This unexpected shift suggests the structure around supermassive black ...

Astronomers had long suspected that certain quasars—those brilliant, otherworldly light sources fueled by supermassive black holes—could harbor two black holes rather than one. That theory, long ...

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