The Hubble Space Telescope's best image of 3C 273, which is the closest quasar to Earth at a distance of 2.3 billion light years. The quasar is so bright it completely outshines its host galaxy.

This quasar, called J0313-1806, can be dated back to just 670 million years after the Big Bang (the universe at this time was a mere 5% of its current age), making it the most distant and earliest ...

An artist’s impression shows the record-breaking quasar named J0529-4351. It is the brightest core of a distant galaxy. : ESO/M. Kornmesser "All this light comes from a hot accretion disc that ...

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered what may be the brightest object in the universe, a quasar with a black hole at its heart growing so fast that it swallows the equivalent ...

Back to Article List Deep-Sky Dreams: NGC 3079 and Quasar 0957+561 Quasar 0957+561, the first known gravitationally lensed quasar, lies near NGC 3079 in Ursa Major. Here's how to find and observe it.

The black hole powering the quasar, the astronomers find, is 1.4 billion times as massive as the sun, in line with previous estimates. What’s new is the detection of the host galaxy, whose stars ...

The quasar, J0529-4351, is located so far from Earth that its light has taken 12 billion years to reach us, meaning it is seen as it was when the 13.8 billion-year-old universe was just under 2 ...