Essex-class aircraft carrier and "Princeton" recovered the second crew to orbit the Moon, aboard Apollo 10, in May 1969. "Hornet" rejoined the program and recovered the astronauts from the first two moon landing missions, Apollo 11 in July 1969 and Apollo 12 in November. The first steps on Earth of returning astronauts Neil Armstrong, Buzz Aldrin, and Mike Collins, are marked on her hangar deck, as part of her Apollo program exhibit. The three subsequent missions utilized amphibious assault ships as support vessels; however, "Ticonderoga" recovered the astronauts of the last two moon missions, Apollo 16 and Apollo 17 in April and December
History of spaceflight out by NASA. The programs goal was to orbit and land manned vehicles on the moon. The program ran from 1969 to 1972. Apollo 8 was the first manned spaceflight to leave earth orbit and orbit the Earth's moon on December 21, 1968. Neil Armstrong and Buzz Aldrin became the first men to set foot on the moon during the Apollo 11 mission on July 20, 1969. The Skylab programs goal was to create the first space station of NASA. The program marked the last launch of the Saturn V rocket on May 19, 1973. Many experiments were performed on