The Hubble Telescope captured a supermassive black hole creating expanding gas bubbles in the galaxy SDSS J1354+1327, 900 million light-years away. HE0435-1223, seen at the centre of this image, is ...
Astronomers have discovered a supermassive black hole-powered quasar that may have helped "turn on the lights" in the early universe The intense brightening and dimming of this quasar was observed ...