Telescope readings in two near-infrared bands reveal cosmic bursts that vary in brightness and duration. ...
The image captures HE0435-1223, one of the best lensed quasars, with four bright images formed by a foreground galaxy. This gravitational lensing effect creates a stunning celestial arrangement. The ...
NASA Goddard Space Flight Center runs down the best-known Black Holes in the Milky Way galaxy and the Large Magellanic Cloud.
Astronomers have discovered an enormous radio jet stretching over 200,000 light-years from a quasar in the early universe, ...