Space Exploration Timelin By s-dclacy@lwsd.org Oct 4, 1957 sputnik 1 Nov 7, 1957 Sputnik 2 Feb 4, 1961 Russian Venera Probe 1 Launch May 5, 1961 mercury Jul 22, 1962 mariner program Apr 8, 1964 gemini 1 Nov 19, 1965 Gemini 2 Aug 17, 1970 venera 7 Aug 8, 1975 Vikng probes Aug 20, 1977 Voyager 2 Launch Sep 5, 1977 Voyager 1 Launch Nov 12, 1980 Voyager 1 Passes Saturn and leaves the solar system Apr 12, 1981 space shuttles Jan 24, 1986 Voyager 2 Has first ever contact with Uranus May 4, 1989 Magellan space program Aug 8, 1989 genesis spacecraft Oct 18, 1989 Galleleo spacecraft Apr 24, 1990 hubble telescope Apr 3, 1997 Cassini Hugens Mission LAUNCH