USS Hornet (CV-12) 27 March 1967. She reached Japan exactly a month later and departed the Sasebo base on 19 May for the war zone. She operated in Vietnamese waters throughout the first half of 1967. "Hornet" recovered the astronauts from the first moon landing mission, Apollo 11, on 24 July 1969. President Nixon was on board to welcome the returning astronauts back to Earth, where they lived in quarantine aboard "Hornet" prior to transfer to the Lunar Receiving Laboratory at Houston. The first steps on Earth of returning moonwalkers Neil Armstrong and Buzz Aldrin, with Command Module Pilot Michael Collins, are marked
Buzz Aldrin shot down two MiG-15 aircraft. After earning a Sc.D. degree in astronautics from the Massachusetts Institute of Technology, Aldrin was selected as a member of NASA's Astronaut Group 3, making him the first astronaut with a doctoral degree. His doctoral thesis was "Line-of-Sight Guidance Techniques for Manned Orbital Rendezvous", earning him the nickname "Dr. Rendezvous" from fellow astronauts. His first space flight was Gemini 12 during which he spent over five hours on extravehicular activity (EVA) outside the spacecraft. Aldrin set foot on the Moon at 03:15:16 on July 21, 1969 (UTC), nine minutes after Armstrong first touched the surface,