INTERNATIONAL SPACE STATION (ISS)

>> Monday, August 10, 2009


The International Space Station (ISS) is an internationally developed research facility currently being assembled in Low Earth Orbit. On-orbit construction of the station began in 1998 and is scheduled to be complete by 2011, with operations continuing until at least 2015.The ISS orbits at an altitude of approximately 350 kilometres (220 mi) above the surface of the Earth,travelling at an average speed of 27,724 kilometres (17,227 mi) per hour, completing 15.7 orbits per day.The station can be seen from the Earth with the naked eye, and, as of 2009, is the largest artificial satellite in Earth orbit, with a mass larger than that of any previous space station.
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