Using the aging Hubble Space Telescope, Achenbach spotted an unusual spiral galaxy quasar with a visible jet. This calls into ...
This rare quasar with spiral arms could help astronomers understand how supermassive black holes feed and grow.
Astronomers have detected an intensely brightening and dimming quasar that may help explain how some objects in the early universe grew at a highly accelerated rate. The discovery is the most distant ...
The team believe these early quasars like J1429+5447 provided the energy to end the Dark Ages and herald in the Reionisation ...
A Yale-led team of astronomers has detected an intensely brightening and dimming quasar that may help explain how some ...
The luminous loop, which is strikingly similar to an "Einstein ring," is adorned by four bright spots — but not all of them ...