Apollo program missions. Apollo 13's Fra Mauro mission was reassigned to Apollo 14, commanded in February 1971 by Mercury veteran Alan Shepard, with Stuart Roosa and Edgar Mitchell. This time the mission was successful. Shepard and Mitchell spent 33 hours and 31 minutes on the surface, and completed two EVAs totalling 9 hours 24 minutes, which was a record for the longest EVA by a lunar crew at the time. In August 1971, just after conclusion of the Apollo 15 mission, President Richard Nixon proposed canceling the two remaining lunar landing missions, Apollo 16 and 17. Office of Management and Budget Deputy
Apollo Applications Program Apollo Applications Program The Apollo Applications Program (AAP) was established by NASA headquarters in 1968 to develop science-based manned space missions using hardware developed for the Apollo program. AAP was the ultimate development of a number of official and unofficial Apollo follow-on projects studied at various NASA labs. Initially the AAP office in Washington was an offshoot of the Apollo "X" bureau, also known as the "Apollo Extension Series". AES was developing technology concepts for mission proposals based on the Saturn IB and Saturn V boosters. These included a manned lunar base, an earth-orbiting space station, the so-called Grand Tour