The Apollo missions were a series of human space exploration missions. They included Apollo 8, Apollo 11, Apollo 13, Apollo 17, Apollo 18, Apollo 19, Apollo 20, Apollo 21, Apollo 22, Apollo 23, (PROSE: Apollo 23, Three Wise Men) Apollo 32, Apollo 33, (AUDIO: Day of the Vashta Nerada) and Apollo 34. (TV: The Waters of Mars)