Quasar
Quasars still defy explanation
Hubble Captures Mysterious 'Quasar Ghosts
Newly Discovered Quasar May Be Universe's Brightest Object
Galactic Beacons Get Snuffed Out in a Cosmic Eyeblink
Sorry, Astronomers Haven't Found The Brightest Quasar In The Entire Universe
Quasar, Discovery, Structure & Evolution
Yale astronomer leads the way to the oldest known X-ray quasar
Rare quasar triplet forms one of the most massive objects in the universe
256 Quasar Stock Photos - Free & Royalty-Free Stock Photos from Dreamstime
The Hubble telescope found the brightest quasar ever and also needs a fix