English: CAPE CANAVERAL, Fla. – The final four astronauts of NASA's Space Shuttle Program stand proudly in front of space shuttle Atlantis, the remarkable spacecraft that took them on the STS-135 mission to the International Space Station. From left, are Mission Specialists Rex Walheim and Sandy Magnus, Pilot Doug Hurley, and Commander Chris Ferguson. The crew returned to Earth on the Shuttle Landing Facility's Runway 15 at NASA's Kennedy Space Center in Florida at 5:57 a.m. EDT. Atlantis' final return from space completed a 13-day, 5.2-million-mile journey to the International Space Station. STS-135 delivered spare parts, equipment and supplies in the Raffaello multi-purpose logistics module that will sustain station operations for the next year. STS-135 was the 33rd and final flight for Atlantis, which has spent 307 days in space, orbited Earth 4,848 times and traveled 125,935,769 miles. For more information visit, http://www.nasa.gov/mission_pages/shuttle/shuttlemissions/sts135/index.html.