Atlantis is scheduled to blast off into space today for the 135th and final mission of NASA's 30-year shuttle program.
More than one million spectators are expected to converge on Cape Canaveral, FL to witness the launch.
Space travel continues to fascinate people around the world and has inspired countless films and television shows.
American Morning wants to know: What is your favorite space movie and why?
Post your response here. Your answer could be included in this morning's broadcast.