Alan Bean Alan Bean Alan LaVern Bean (March 15, 1932 – May 26, 2018) was an American naval officer and naval aviator, aeronautical engineer, test pilot, and NASA astronaut; he was the fourth person to walk on the Moon. He was selected to become an astronaut by NASA in 1963 as part of Astronaut Group 3. He made his first flight into space aboard Apollo 12, the second manned mission to land on the Moon, at age 37 in November 1969. He made his second and final flight into space on the Skylab 3 mission in 1973, the second manned mission to
Buzz Aldrin 18, 1963. This made him the first astronaut with a doctoral degree. Combined with his expertise in orbital mechanics, it earned him his nickname from his fellow astronauts. "From the outset," Walter Cunningham, a fellow member of the 1963 group, recalled, "Buzz was referred to as 'Dr. Rendezvous' because of his obsession with rendezvous in space." Aldrin was aware that it was not always intended as a compliment. Jim Lovell and Aldrin were selected as the backup commander and pilot respectively of Gemini 10. Backup crews usually became the prime crew of the third following mission, but in this case