Galactic archeology reveals Milky Way's neighbor Andromeda has a violent past
A new chemical analysis of stars in Andromeda has revealed the galaxy next door had a more chaotic upbringing than the Milky Way, defined by a galactic clash and merger.
TroibNews 
A new chemical analysis of stars in Andromeda has revealed the galaxy next door had a more chaotic upbringing than the Milky Way, defined by a galactic clash and merger.
