Spacecraft move! #timelapse Apollo 15 was the fourth successful moon landing mission and the only Apollo mission with an all-U.S. Air Force crew. Col. David R. Scott, Lt. Col. James B. Irwin, and Maj. Alfred M. Worden flew this spacecraft, named Endeavour, to the moon in July 1971. The command module is named after the ship that carried Capt. James Cook on his famous 18th century scientific voyage. | National Museum of the U.S. Air Force

#ScienceNeverStops Explore Casper, the authentic Apollo 16 Command Module located in the Davidson Center for Space Exploration, with Joseph Vick, museum education manager at the U.S. Space & Rocket Center. | U.S. Space & Rocket Center