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 ...

Astronomers have discovered an enormous radio jet from the early universe, extending over 200,000 light-years and powered by ...

NASA’s Hubble Space Telescope has peered deeper than ever into a quasar, revealing a bunch of “weird” features in its […] ...