CAPE CANAVERAL, Fla. - At NASA's Kennedy Space Center in Florida, Apollo 15's Saturn V rocket lifts off from Launch Pad 39A at 9:34 a.m., EDT, July 26, 1971, on a lunar landing mission. Aboard the Apollo 15 spacecraft are astronauts David R. Scott, commander, Alfred M. Worden, command module pilot, and James B. Irwin, lunar module pilot. While Apollo 15 astronauts Scott and Irwin will descend in the lunar module to explore the moon's Hadley-Apennine region, astronaut Worden will remain in lunar orbit with the command module. For more information, visit http://www-pao.ksc.nasa.gov/history/apollo/apollo-15/apollo-15.htm Photo credit: NASA KSC-71PC-0685