Calvin and Hobbes by Bill Watterson for September 23, 2014
Calvin: "In a scientific mission to discover what happens when two planets collide, Spaceman Spiff drops anchor!" Calvin: "The anchor catches on a hillside! Spiff downshifts and guns the motor!" Calvin: "Imperceptibly at first, the planet slowly moves, towed along by our hero. Until..." Calvin: "...Breaking orbit, planet 6 picks up speed, hurling toward planet 5!"