Discovery and exploration of the Solar System Soviet "Lunokhod 1", which landed on the Moon in 1970. The first to visit another planet was Sojourner, which travelled 500 metres across the surface of Mars in 1997. The only manned rover to visit another world was NASA's Lunar rover, which traveled with Apollos 15, 16 and 17 between 1971 and 1972. Overview of some missions to the Solar System. See also the categories for missions to , , , and . Crewed exploration of the Solar System ended in 1972. The first human being to reach space (defined as an altitude of over 100 km) and to orbit
Martian Through Georgia bore him. When an attractive female Martian offers to pitch some love to the Martian, he just turns her away, causing her to melt. The Martian then goes to see a psychiatrist, who recommends that he must travel to another world to cure his boredom. The Martian then leaves in a flying saucer that is launched by slingshot and sent deep into space. After some time (including punching a leaking hole in the Big Dipper), he enters the Earth's solar system and stops at Earth. While observing the typical Earth activities (television antennas, people with huge and little cars, children