Quasar 0957+561, the first known gravitationally lensed quasar, lies near NGC 3079 in Ursa Major. Here's how to find and ...

Astronomers have discovered extraordinarily powerful X-ray jets blasting from two supermassive black holes that are so ancient that the jets shine in the afterglow of the Big Bang.

Despite their incredible luminosity, the power source of a quasar is relatively tiny compared to the host galaxy it resides in. Astronomers can watch a quasar's light fluctuate because since a ...

In an astonishing discovery, astronomers have identified an immense water reservoir orbiting a quasar more than 12 billion light-years away.

Rental Power Portable Lighting Quasar 360 Balloon Light The Quasar 360 patented unique latch and slide assembly comes in at only 16 lbs.

Star formation has ceased within at least 16 million light-years of the quasar. A similar phenomenon may have fried the Milky Way when it was young.

Astronomers examining a quasar may have found remnants of the explosion of one of the first stars in the universe, a behemoth about 300 times more massive than the sun ...

This quasar has been visible since 1980. But despite it being there for a while, astronomers did not realize the light was a quasar until now.

A new, Yale-led study has identified a quasar that may help explain how the universe’s “dark ages” finally ended.

This is a picture of the core of a quasar. Specifically, it’s a Hubble Space Telescope image of the core of quasar 3C 273. It’s 2.5 billion light-years away from Earth. It was discovered in ...

Astronomers saw a space collision that not only triggered a quasar to light up but showed it halting star formation in another galaxy.