Apollo–Soyuz Test Project

E46717

United States–Soviet Union spaceflight crewed spaceflight mission docking mission joint space mission

The Apollo–Soyuz Test Project was a 1975 joint U.S.–Soviet space mission that conducted the first international crewed spacecraft docking, symbolizing a thaw in Cold War tensions and pioneering cooperative space exploration.

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All labels observed (5)

Label	Occurrences
Apollo–Soyuz Test Project canonical	35
Apollo–Soyuz Test Project launch	2
Apollo–Soyuz	1
Apollo–Soyuz Test Project docking	1
Apollo–Soyuz Test Project mission	1

Statements (51)

Predicate	Object
instanceOf	United States–Soviet Union spaceflight ⓘ crewed spaceflight mission ⓘ docking mission ⓘ joint space mission ⓘ
agreementSigned	1972-05-24 ⓘ
agreementSignedBy	Soviet Union ⓘ United States of America ⓘ surface form: United States
alsoKnownAs	ASTP ⓘ Apollo–Soyuz Test Project ⓘ surface form: Apollo–Soyuz
apogee	about 229 km ⓘ
country	Soviet Union ⓘ United States of America ⓘ surface form: United States
crewMember	Alexei Leonov ⓘ Deke Slayton ⓘ surface form: Donald K. Slayton Thomas Stafford ⓘ surface form: Thomas P. Stafford Valeri Kubasov ⓘ Vance D. Brand ⓘ
crewSize	5 ⓘ
dockingDate	1975-07-17 ⓘ
dockingMechanismStandard	Androgynous Peripheral Attach System ⓘ
firstInternationalDocking	true ⓘ
followedBy	NASA Space Shuttle program ⓘ surface form: Space Shuttle program
inclination	about 51.8 degrees ⓘ
landingDate	1975-07-21 ⓘ
launchDate	1975-07-15 ⓘ
launchSite	Baikonur Cosmodrome ⓘ surface form: Baikonur Cosmodrome Site 1/5 Kennedy Space Center Launch Complex 39B ⓘ
legacy	paved way for International Space Station cooperation ⓘ paved way for Shuttle–Mir Program ⓘ
missionDuration	9 days ⓘ
missionType	diplomatic mission in space ⓘ test flight ⓘ
notableAs	last crewed US spaceflight before Space Shuttle era ⓘ last flight of an Apollo spacecraft ⓘ
objective	conduct joint scientific experiments ⓘ demonstrate international cooperation in space ⓘ test compatible rendezvous and docking systems ⓘ
operator	NASA ⓘ Soviet space program ⓘ
orbit	low Earth orbit ⓘ
perigee	about 217 km ⓘ
politicalContext	détente ⓘ
precededBy	Skylab 4 ⓘ
program	Apollo program ⓘ Soyuz spacecraft ⓘ surface form: Soyuz program
spacecraft	Apollo command and service module ⓘ surface form: Apollo CSM-111 Soyuz 19 ⓘ
symbolized	beginning of US–Soviet space cooperation ⓘ thaw in Cold War tensions ⓘ
undockingDate	1975-07-19 ⓘ
usedDockingModule	Apollo–Soyuz Docking Module ⓘ

Referenced by (40)

Full triples — surface form annotated when it differs from this entity's canonical label.

Apollo program → followedBy → Apollo–Soyuz Test Project ⓘ

Skylab program → relatedProgram → Apollo–Soyuz Test Project ⓘ

Kennedy Space Center Launch Complex 39B → usedForProgram → Apollo–Soyuz Test Project ⓘ

LC-39B → supportedProgram → Apollo–Soyuz Test Project ⓘ

Apollo–Soyuz Test Project → alsoKnownAs → Apollo–Soyuz Test Project ⓘ

this entity surface form: Apollo–Soyuz

Apollo command and service module → usedInMission → Apollo–Soyuz Test Project ⓘ

Apollo command and service module → lastCrewedFlight → Apollo–Soyuz Test Project ⓘ

Space Race → significantEvent → Apollo–Soyuz Test Project ⓘ

Space Race → concludedWith → Apollo–Soyuz Test Project ⓘ

Soviet space program → cooperationEvent → Apollo–Soyuz Test Project ⓘ

Launch Operations Center → usedForProgram → Apollo–Soyuz Test Project ⓘ

Vehicle Assembly Building → usedDuringProgram → Apollo–Soyuz Test Project ⓘ

Launch Control Center Firing Rooms → historicalUse → Apollo–Soyuz Test Project ⓘ

this entity surface form: Apollo–Soyuz Test Project launch

Thomas Stafford → spaceMission → Apollo–Soyuz Test Project ⓘ

Thomas Stafford → wasCommanderOf → Apollo–Soyuz Test Project ⓘ

United States civil space program → historicalProgram → Apollo–Soyuz Test Project ⓘ

Deke Slayton → spaceMission → Apollo–Soyuz Test Project ⓘ

Skylab 4 → followedBy → Apollo–Soyuz Test Project ⓘ

crawler-transporter → usedForMission → Apollo–Soyuz Test Project ⓘ

Alexei Leonov → notableWork → Apollo–Soyuz Test Project ⓘ

Alexei Leonov → participatedIn → Apollo–Soyuz Test Project ⓘ

this entity surface form: Apollo–Soyuz Test Project docking

Launch pads 39A and 39B → usedForProgram → Apollo–Soyuz Test Project ⓘ

subject surface form: Launch Pad 39A

LC-39A → historicalUse → Apollo–Soyuz Test Project ⓘ

this entity surface form: Apollo–Soyuz Test Project launch

Saturn IB → partOfProgram → Apollo–Soyuz Test Project ⓘ

Saturn IB → lastFlightMission → Apollo–Soyuz Test Project ⓘ

Saturn IB → notableMission → Apollo–Soyuz Test Project ⓘ

Vance D. Brand → spaceMission → Apollo–Soyuz Test Project ⓘ

Apollo–Soyuz Docking Module → partOf → Apollo–Soyuz Test Project ⓘ

Apollo–Soyuz Docking Module → mission → Apollo–Soyuz Test Project ⓘ

this entity surface form: Apollo–Soyuz Test Project mission

ASTP → acronymFor → Apollo–Soyuz Test Project ⓘ

Soyuz 19 → partOf → Apollo–Soyuz Test Project ⓘ

Service Propulsion System → usedOnMission → Apollo–Soyuz Test Project ⓘ

Saturn rocket family → usedFor → Apollo–Soyuz Test Project ⓘ

subject surface form: Saturn IB

Saturn rocket family → notableMission → Apollo–Soyuz Test Project ⓘ

Crawler-Transporter 2 → usedInProgram → Apollo–Soyuz Test Project ⓘ

NASA Astronaut Group 2 → relatedProgram → Apollo–Soyuz Test Project ⓘ

Shuttle–Mir Program → precededBy → Apollo–Soyuz Test Project ⓘ

Kennedy Space Center Vehicle Assembly Building → usedDuringProgram → Apollo–Soyuz Test Project ⓘ

Thomas Patten Stafford → spaceMission → Apollo–Soyuz Test Project ⓘ

Thomas Patten Stafford → participantIn → Apollo–Soyuz Test Project ⓘ