1969 : Moon Landing 1974 : Pioneer10 completes flyby Jupiter 1975 : Mariner10 completes flyby Mercury 1986 : The Voyager-2 becomes the first and only spacecraft in the 20th century to flyby Uranus 1991 : The first commercial passenger
, British citizen Helen Sharman
, visits Mir 1996 : Mars Pathfinder lands on Mars and deploys the first rover on the Red Planet 2003 : NASA launched two rovers to Mars 2007 : Delta 2 rocket launched NASA's Scout (Phoenix) mission to Mars 2009 : NASA launches the Kepler satellite designed to search Earth-size and smaller planets beyond the Solar System 2012 : NASA's Curiosity rover lands inside Gale crater on Mars 2037 : NASA to land first humans onto the surface of Mars 2039 : A man-tended radioastronomy laboratory to be built on the surface of Moon