“The Monster” –Andromeda Galaxy Foreshadows the Milky Way’s Fate

  “The Milky Way is on a collision course with Andromeda in about four billion years. So knowing what kind of a monster our galaxy is up against is useful in finding out the Milky Way’s ultimate fate,” said Dougal Mackey from the Australia National University’s Research School of Astronomy and Astrophysics. “Andromeda has a … Continue reading “The Monster” –Andromeda Galaxy Foreshadows the Milky Way’s Fate