Space timeline By dickeya20 Oct 4, 1957 Russian Sputnik becomes the first satellite in space Period: Oct 4, 1957 to Dec 31, 2020 Space Age Aug 19, 1960 Two dogs were the first living beings to survive in space. Apr 12, 1961 Yuri Gagarin became the first human in space. Mar 18, 1965 Alexi Leonov became the first man to walk in space. Feb 3, 1966 Luna 9 became the first spacecraft to land on the moon. Sep 15, 1968 Zond 5 was the first to orbit the moon and return to Earth. Dec 21, 1968 Apollo 8 became the first spacecraft to orbit the moon. Jul 20, 1969 Neil and "Buzz" became the first men on the moon. Sep 12, 1970 The first spacecraft to return soil samples of the moon. Dec 11, 1972 Last men to walk on the moon. Jul 17, 1975 The U.S. launched its first space station, Skylab. Sep 1, 1976 Discovered water frost on the Martian surface. Apr 12, 1981 Columbia became the first Space Shuttle to be launched. Feb 3, 1984 First man to take an untethered space walk. Jan 28, 1986 The Space Shuttle Challenger exploded after liftoff. Jan 14, 2004 Want to send humans back to the moon by 2015 Jan 14, 2004 Work on establishing a base to Mars and beyond started.