Construction of the International Space Station began with the launch of the Zarya Module in November 1998.
The European Automated Transfer Vehicle is a new generation of unpiloted cargo carriers designed to supply the International Space Station with liquid and dry cargo as well as gases.
Built by the European Space Agency, the Columbus laboratory module will expand the Station's research facilities.
Pirs is a docking port for transport and cargo vehicles and an airlock for spacewalking.
Quest enables crewmembers to perform Station spacewalks in U.S. or Russian spacesuits.
Destiny is the centerpiece of NASA science on the Station.
Italian-built Multi-Purpose Logistics Modules deliver tons of supplies to the Space Station.
Unpiloted Progress spacecraft deliver fuel, equipment and supplies to the Station.
Soyuz TMA vehicles deliver crews, equipment and supplies to the Station.
Canada is contributing an essential component of the International Space Station, the Mobile Servicing System.
The Japanese Experiment Module is Japan's first human space facility and enhances the unique research capabilities of the International Space Station.
The installation of NASA's Harmony Node increases the living and working space inside the station to approximately 500 cubic meters (18,000 cubic feet). It also allows the addition of international laboratories from Europe and Japan to the station.
The SPACEHAB double module is a pressurized, mixed-cargo carrier which supports various quantities, sizes, and locations of experiment hardware.
Composed of multiple elements delivered by the space shuttle, the Integrated Truss Structure forms the backbone of the station.
The Unity Node is a connecting passageway to living and work areas of the International Space Station.
The U.S.-funded and Russian-built Zarya is a U.S. component of the station, although it was built and launched by Russia.
The Service Module was the first fully Russian contribution to the International Space Station and served as the early cornerstone for the first human habitation of the station.
STS-120 set to deliver next U.S. space station component.
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This interactive describes the individual parts that make up the Integrated Truss Structure.
Explore the Station's exterior and modules.
Exterior photos show the Station's growth as new components are added.