Quasars are awe-inspiring – among the brightest objects in the Universe, behind gamma-ray bursts and supernovae. Unlike other ...

Scientists have linked supernovae to the heating of the Milky Way's outer gas layer, revealing a cosmic dance of creation and destruction that shapes our galactic environment. Scientists may have unco ...

This heats it and causes it to glow brightly. An illustration of a galaxy with a quasar, a bright and distant active supermassive black hole, at its heart Additionally, material that isn't fed to ...

NASA's Hubble Space Telescope has unveiled the closest-ever look at a monster black hole devouring its cosmic surroundings. This supermassive black hole, at the heart of a quasar known as 3C 273 ...

Quasar is short for "quasi-stellar radio source" — bright, star-like objects that emit radio waves and are powered by actively feeding supermassive black holes. The first quasars were identified ...

Astronomers have used Nasa's Hubble Space Telescope to gain a unique view of a vast black hole that is powering a glowing ‘quasar’. The new Hubble view of the area around the black hole has ...

It is the first object identified as a quasar, a black hole that is eating stuff so voraciously the process outshines its own galaxy. It is so bright that even at 2.5 billion light-years away ...

Researchers have unveiled a cosmic cycle where carbon, created in the explosions of stars, travels through space via a ...

The Hubble Space Telescope has stared deeper into a quasar than ever before, discovering "weird" features in its vicinity. Quasars are the superbright centers of active galaxies, and they're ...