International Space Station Russian space station called OPSEK. The ISS is the ninth space station to be inhabited by crews, following the Soviet and later Russian "Salyut", "Almaz", and "Mir" stations as well as "Skylab" from the US. The station has been continuously occupied for since the arrival of Expedition 1 on 2 November 2000. This is the longest continuous human presence in low Earth orbit, having surpassed the previous record of held by "Mir". It has been visited by astronauts, cosmonauts and space tourists from 17 different nations. After the American Space Shuttle programme ended in 2011, Soyuz rockets became the only
Scientific research on the International Space Station Much like NASA and JAXA, ESA also conducted numerous experiments on the International Space Station. In May 2011, Space Shuttle Endeavour mission STS-134 carried 13 Lego kits to the ISS, where astronauts built models and saw how they reacted in microgravity, as part of the Lego Bricks in Space program. The results were shared with schools as part of an educational project. Scientific research on the International Space Station Scientific research on the International Space Station is a collection of experiments that require one or more of the unusual conditions present in low Earth orbit. The primary fields of research