quasar

Quasar

Hubble spies a quintuple quasar… except it's a cosmic mirage

By Phil Plait 8 months ago

Artist drawing of a blazar, a galaxy with a supermassive black hole spewing out energy. Credit: DESY, Science Communication Lab

In the distant Universe a supermassive black hole eats a sun a day

By Phil Plait 1 year ago

A deep Hubble image of the quasar 3C 273 shows it as a blazing point source, almost like any other star. The linear feature to the upper left is a jet of material accelerated by the quasar’s black hole central engine. Credit: ESA/Hubble & NASA

The most distant astronomical object ever seen… in 1962

By Phil Plait 2 years ago