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
Neil Armstrong December 23, 1968, as Apollo 8 orbited the Moon. In a meeting that was not made public until the publication of Armstrong's biography in 2005, Slayton told him that although the planned crew was Commander Armstrong, Lunar Module Pilot Buzz Aldrin, and Command Module Pilot Michael Collins, he was offering Armstrong the chance to replace Aldrin with Jim Lovell. After thinking it over for a day, Armstrong told Slayton he would stick with Aldrin, as he had no difficulty working with him and thought Lovell deserved his own command. Replacing Aldrin with Lovell would have made Lovell the lunar module