Quasar

Time dilation finally observed in quasars – CERN Courier

Decades-Old Mystery Surrounding Quasars Finally Solved - SpaceChatter

Astronomers Find Light-Bending Quasars The Division of Physics, Mathematics and Astronomy

Pulsar vs Quasar. Differences and Similarities - Little Astronomy

Astronomers Discover 'Monster' Quasar from Early Universe

Zooming in on the record-breaking quasar J0529-4351

What Is a Quasar? - Sky & Telescope - Sky & Telescope

Astronomers reveal what ignites quasars

Quasar jets thousands of light-years long

The Twin Quasar - A Rare Astrophotography Target Showing Gravitational Lensing

FOUND: Two Giant Black Holes at the Heart of a Quasar - Atlas Obscura

A Distant Quasar as a Cosmic Clock - AAS Nova