Moon by the Soviet Union's Luna 2, an unmanned spacecraft. The United States' NASA Apollo program achieved the only manned lunar missions to date, beginning with the first manned orbital mission by Apollo 8 in 1968, and six manned landings between 1969 and 1972, with the first being Apollo 11. These missions returned lunar rocks which have been used to develop a geological understanding of the Moon's origin, internal structure, and the Moon's later history. Since the Apollo 17 mission in 1972, the Moon has been visited only by unmanned spacecraft. Both the Moon's natural prominence in the earthly sky and
Apollo 13 Mission Operations Team Apollo 13 Mission Operations Team The Apollo 13 Mission Operations Team worked at the NASA Manned Spacecraft Center in Houston, Texas during the mission, and was responsible for all aspects of the Apollo 13 flight after it cleared the launch tower after liftoff from the Kennedy Space Center, Florida.. On April 18, 1970, the team was awarded the Presidential Medal of Freedom by President Richard M. Nixon. They were awarded these because of their courage during their space mission to the moon. The award reads as follows: "We often speak of scientific "miracles"—forgetting that these are not miraculous happenings at