Buzz Aldrin while Command Module Pilot Michael Collins remained in lunar orbit. A Presbyterian elder, Aldrin became the first person to hold a religious ceremony on the Moon when he privately took communion. Upon leaving NASA in 1971, he became Commandant of the U.S. Air Force Test Pilot School. He retired from the Air Force in 1972, after 21 years of service. His autobiographies "Return to Earth," (1973) and "Magnificent Desolation" (2009), recount his struggles with clinical depression and alcoholism in the years after leaving NASA. He continued to advocate for space exploration, particularly a manned mission to Mars, and developed the
Buzz Aldrin to the United States Military Academy at West Point, New York. Aldrin entered West Point in 1947. He did well academically, finishing first in his class his plebe year. He was a member of the academy track and field team. In his final year he travelled with a group of West Point cadets to Japan and the Philippines to study the military government policies of Douglas MacArthur. On June 5, 1951, he graduated third in the class in 1951, with a Bachelor of Science degree. As one of the highest-ranking members of the class, Aldrin had his choice of assignments.