A Year In Space

The main aim behind sending astronauts to space for one year was to see if humans can live in space for such a long period this research was done primarily for the future mars mission.
A year in space. On march 27 2015 nasa astronaut scott kelly and russian cosmonaut mikhail kornienko will launch to the international space station beginning a one year mission in space testing the limits of human research space exploration and the human spirit. Watch with pbs documentaries buy hd 2 99. Most expeditions to the space station last four to six months.
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