Astronomers have detected a young binary star system, D9, orbiting Sagittarius A*, the supermassive black hole at the Milky Way's centre. This challenges previous assumptions about star survival near ...
A laser aims at the centre of our galaxy, heart of the brightest part of the Milky Way. G. Hdepohl/ESO At the centre of the Milky Way is a supermassive black hole called Sagittarius A*.