In a first, a team of astronomers led by Florian Peißker from the University of Cologne, Germany, have discovered a binary star system orbiting a supermassive black hole in the centre of the ...

The NASA/ESA Hubble Space Telescope has captured a close-up look at R Aquarii, a symbiotic binary star system located around 700 light-years away in the constellation Aquarius. Red Giant and a ...