QUASAR

Astronomers Find Brightest Quasar of Early Universe, Astronomy

How do quasars get dressed?

Brightest Object Ever Discovered—500 Trillion Times More Luminous Than Sun

Best image of bright quasar 3C 273

Hubble Telescope Finds Double Quasar in Early Universe - Mellon College of Science - Carnegie Mellon University

ESA - Hubble captures a 'quintuple' quasar

Record-breaking quasar ate one Sun's mass *per day* and grew to an unimaginable mass

Astronomers Discover the Most Explosive Black Hole Yet, Science

A quasar Milky Way six million years ago?, Space