In four billion years, Andromeda will collide with the Milky Way. That will be an amazing view—but until then we have to look at it from a distance. This new photo by the European Space Agency's Herschel Space Observatory shows a beautiful sight. From NASA: Read More >>

Check out this video made with images created by NASA. It shows Earth's night sky during the next four billion years, with the Milky Way on a head-on collision with Andromeda. The destruction of our galaxy as we know it will be so beautiful. Read More >>