The Space Race, part 2
    Mercury, Gemini, Apollo programs vs. Vostok,  Voskhod, Soyuz programs, first part of the Space Race in article  The Space Race, part 1 , Short summary of lunar program .       The Space Race 1957-1975      The most interesting time occurred during the Space Race between 1957 and 1975. The periods can be divided into approximately three US/Soviet pairs: Mercury ( Mercury project )/Vostok , Gemini ( Gemini project )/Voskhod, and Apollo ( Apollo program )/Soyuz. (see also Apollo-soyuz test project , Yuri Gagarin , Soviet lunar program ).   Vostok program  was Soviet human space project to put humans into low Earth orbit. It took 6 missions to space in between 1961 and 1963. I will come back to the project separately.   Vostok 1  first man in space: Yuri Gagarin 12 April 1961 ( Yuri Gagarin )  Vostok 2  first manned mission lasting full day: Gherman Titov 6 August 1961  Vostok 3  first simultaneous flights of two spacecraft: Andriyan  Nikolayev 11 August 1962  Vostok 4 ...