This is a chronological list of expeditions to the

International Space Station The International Space Station (ISS) is a large space station that was Assembly of the International Space Station, assembled and is maintained in low Earth orbit by a collaboration of five space agencies and their contractors: NASA (United ...

(ISS). An expedition to the ISS refers to the crew that is occupying the space station and using it for

research Research is creative and systematic work undertaken to increase the stock of knowledge. It involves the collection, organization, and analysis of evidence to increase understanding of a topic, characterized by a particular attentiveness to ...

and testing. Expeditions can last up to six months and include between two and seven crew members. Expeditions are numbered starting from one and sequentially increased with each expedition. Resupply mission crews and

space tourist Space tourism is human space travel for recreational purposes. There are several different types of space tourism, including orbital, suborbital and lunar space tourism. Tourists are motivated by the possibility of viewing Earth from space, ...

s are excluded (see

List of human spaceflights to the ISS This is a chronological list of spaceflights to the International Space Station (ISS), including long-term ISS crew, short term visitors, replacement/rescue missions and mixed human/cargo missions. Uncrewed visiting spacecraft are excluded (see Unc ...

for details). ISS commanders are listed in ''italics''. "Duration" is the period of time between the crew's launch from

Earth Earth is the third planet from the Sun and the only astronomical object known to Planetary habitability, harbor life. This is enabled by Earth being an ocean world, the only one in the Solar System sustaining liquid surface water. Almost all ...

and until their decoupling from the ISS. Future international collaboration on ISS activities has been thrown into doubt by the

Russian invasion of Ukraine On 24 February 2022, , starting the largest and deadliest war in Europe since World War II, in a major escalation of the Russo-Ukrainian War, conflict between the two countries which began in 2014. The fighting has caused hundreds of thou ...

and related sanctions on Russia.

Completed expeditions

Current expedition

Future expeditions

Cancelled expedition

Notes

References

Citations

Sources

; General references
NASA's space station crew page

NASA ISS Expedition Mission News releases
{{Portal bar, Spaceflight

ISS The International Space Station (ISS) is a large space station that was assembled and is maintained in low Earth orbit by a collaboration of five space agencies and their contractors: NASA (United States), Roscosmos (Russia), ESA (Europe), ...

International Space Station expeditions