The International Space Station celebrates 15 years of continuous human presence. Its first inhabitants were commandant Bill Shepherd and Russian astronauts, Sergei Krikalev and Yuri Gidzenko. 37 expeditions have been carried out.

The International Space Station celebrates 15 years of continuous human presence. Its first inhabitants were commandant Bill Shepherd and Russian astronauts, Sergei Krikalev and Yuri Gidzenko. 37 expeditions have been carried out.