International Space Station
The International Space Station photographed against the Rio Negro, Argentina, from the shuttle orbiter Atlantis, February 16, 2001. Atlantis's primary mission was to deliver the Destiny laboratory module, visible at the leading end of the station.
space station
space station, an artificial structure placed in orbit and having the pressurized enclosure, power, supplies, and environmental systems necessary to support human habitation for extended periods. Depending on its configuration, a space station can serve as a base for a variety of activities. These include observations of the Sun and other astronomical objects, study of Earth’s resources and environment, military reconnaissance, and long-term investigations of the behaviour of materials and biological systems—including human physiology and...