The International Space Station is a low-orbit space station used as a research laboratory. Learn more about astronomy terms with our picture encyclopedia!
The International Space Station is a low-orbit space station used as a research laboratory and is inhabited year-round by humans. There are 17 countries cooperating on the ISS project and the first modules were launched in 1998.
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INTERNATIONAL SPACE STATION (ISS) The International Space Station is a low-orbit space station used as a research laboratory and is inhabited year-round by humans. There are 17 countries cooperating on the ISS project and the first modules were launched in 1998.