Andromeda galaxy

Space Astronomers observe a massive star vanish and turn into a black hole

A bright star in Andromeda vanished without a supernova, leaving behind a newborn black hole and a faint dust glow.

Space New data predicts a 50% chance that the Milky Way and Andromeda galaxies will collide

Space NASA’s Hubble telescope captures vivid new images of Andromeda’s satellite galaxies

Space Galaxies are much much bigger than astronomers previously thought