Science Presentations By s-jteasell Oct 4, 1957 Sputnik/mercury/Gemini Apr 17, 1958 Pioneer Jul 22, 1962 Mariner Feb 5, 1977 Voyager Apr 3, 1977 Hubble Apr 12, 1981 Space Shuttle May 4, 1989 Magellan Oct 18, 1989 Galileo spacecraft Aug 3, 1990 Viking Feb 17, 1996 N.E.A.R Nov 20, 1998 space station Jun 12, 2003 Mars Rover