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
Okno-S on the differences between Okno and Okno-S and what the facility actually consists of. Sean O'Connor says that it only covers the region between and above the Earth, providing information on satellites in geostationary orbit. Something in the FAS sourcebook says that the site has two components. This says that equipment with the GRAU index 60Zh6 covers craft in higher orbits and 59Zh6 and 57Zh6 covers craft in lower orbit.. The whole facility is given the name Object 2327S. Primorsky Krai is mountainous and has other space and astronomical facilities. Krona-N, another military space surveillance facility is near Nakhodka at