Apollo 17 backup crew of Apollo 14) would become prime crew of the mission. NASA Director of Flight Crew Operations Deke Slayton ultimately assigned the backup crew of Apollo 14 (Cernan and Evans), along with Schmitt, to the prime crew of Apollo 17. The Apollo 15 prime crew received the backup assignment since this was to be the last lunar mission and the backup crew would not rotate to another mission. However, when the Apollo 15 postage stamp incident became public in early 1972 the crew was reprimanded by NASA and the United States Air Force (they were active duty officers). Director
Space policy of the United States our duty – and our destiny – to settle that frontier with American leadership, courage, and values. The signing of this new directive is yet another promise kept by President Trump." Among other dignitaries on hand for the signing, were NASA astronauts Sen. Harrison "Jack" Schmitt, Buzz Aldrin, Peggy Whitson, and Christina Koch. Schmitt landed on the Moon 45 years to the minute that the policy directive was signed as part of NASA's Apollo 17 mission, and is the most recent living person to have set foot on our lunar neighbor. Aldrin was the second person to walk on the