Astronomers have found the largest known structure in the universe. The large quasar group (LQG) is so large that it would take a vehicle traveling at the speed of light some 4 billion years to ...

Quasar 3C 273 observed through the Hubble Space Telescope (left) and the ALMA radio telescope (right). The large, faint radio object is shown in blue-white, while the bright energy jet is shown in ...

The universe’s brightest object is a quasar in a distant galaxy that’s powered by the fastest-growing black hole ever recorded, according to a new study.

An artist's rendering of the quasar J043947.08+163415.7, the brightest known quasar with the luminosity of 600 trillion Suns ESA/Hubble, NASA, M. Kornmesser 2 / 3 ...

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 ...

This quasar, designated J1007+2115, is so distant that it is seen as it was just 700 million years after the Big Bang — when the 13.8 billion-year-old universe was just around 5% of its current ...

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 ...