The Moon, Apollo II mission, July 1969. The Full Moon seen from the Apollo 11 spacecraft. Visible features include the Mare Crisium, and the Mare Tranquilitatis (Sea of Tranquillity), Apollo 11's landing site. Apollo 11 was the fifth manned Apollo mission, and was the first to land on the Moon. The Lunar Module, code named Eagle, with US astronauts Neil Armstrong and Buzz Aldrin on board, landed in the Sea of Tranquillity on 20 July 1969.