Crash will determine solar system’s fate

Ready for a change of scene? The solar system already lies in the suburbs of the Milky Way, but the sun and its planets will be yanked even farther away—to the galactic equivalent of Siberia—about 5 billion years from now, according to computer simulations by Thomas J. Cox and Avi Loeb of the Harvard-Smithsonian Center for Astrophysics in Cambridge, Mass.