Atlantis heads for space station loaded with spare parts
                                
                                
                                    (Newser) -
                                    Space shuttle Atlantis took off without a hitch this afternoon, departing Cape Canaveral, Fla., for the International Space Station. After a cloudy morning, the weather improved and the spacecraft lifted off on schedule at 2:28pm, carrying six astronauts—half of them first-timers in space—and two carriers filled with...