Astronaut footprints on the Moon. Computer artwork recreating a photograph of boot imprints left by astronauts on the Moon. A total of twelve US astronauts have walked on the Moon as part of NASA's Apollo missions. Neil Armstrong was the first, in 1969, and Harrison Schmitt and Eugene Cernan were the last, in 1972. There are plans to return to the Moon by 2020.. Stunning Photo Gifts From Science Photo Library
