The Milky Way May Have Collided With Something Huge Within Earth's Lifetime - ScienceAlert
sciencealert.comSubmitted by sciencealert6623 in science
The Milky Way is only as massive as it is because of collisions and mergers with other galaxies.
Submitted by sciencealert6623 in science
The Milky Way is only as massive as it is because of collisions and mergers with other galaxies.