Project Mercury also excluded civilian NASA X-15 pilot Neil Armstrong, though he had been selected by the US Air Force in 1958 for its Man In Space Soonest program, which was replaced by Mercury. Although Armstrong had been a combat-experienced NAP during the Korean War, he left active duty in 1952. Armstrong became NASA's first civilian astronaut in 1962 when he was selected for NASA's second group, and became the first man on the Moon in 1969. It was further stipulated that candidates should be between 25 and 40 years old, no taller than , and hold a college degree in a
Neil Armstrong Hall of Fame, and the United States Astronaut Hall of Fame. He was awarded his Naval Astronaut badge in a ceremony on board the aircraft carrier on March 10, 2010, in a ceremony attended by Lovell and Cernan. The lunar crater Armstrong, from the Apollo 11 landing site, and asteroid 6469 Armstrong are named in his honor. There are more than a dozen elementary, middle and high schools named for Armstrong in the United States, and many places around the world have streets, buildings, schools, and other places named for him and/or Apollo. The Armstrong Air and Space Museum, in