An unusual ultra-faint dwarf galaxy has been discovered on the outer fringes of the Andromeda Galaxy thanks to the sharp...
Andromeda
A detailed analysis of the composition and motion of more than 500 stars revealed conclusive evidence of ancient a collision...
When two galaxies collide, the supermassive black holes at their cores release a devastating gravitational "kick," similar to the recoil...
After BioWare released the final installment of the Mass Effect trilogy in 2012, fans breathlessly anticipated what might come next....
Scientists have published a new, detailed radio image of the Andromeda galaxy -- the Milky Way's sister galaxy -- which...