Apollo-Soyuz Test Project

Quick Facts: Who was Apollo-Soyuz Test Project?

Subject:

Apollo-Soyuz Test Project

Known for:

First international crewed spaceflight, symbolizing Cold War détente in 1975.

Verified Source:

2Day Chrono-Wiki & Primary Historical Archives

Origins & Early Life

Apollo–Soyuz was the first crewed international space mission, conducted jointly by the United States and the Soviet Union in July 1975. Millions watched on television as an American Apollo spacecraft docked with a Soviet Soyuz capsule. The mission and its symbolic "handshake in space" became an emblem of détente during the Cold War.

Career & Major Achievements

The Americans referred to the flight as the Apollo–Soyuz Test Project (ASTP), while the Soviets called it Experimental flight "Soyuz"–"Apollo" (Russian: Экспериментальный полёт «Союз»–«Аполлон», romanized: Eksperimentalniy polyot "Soyuz"–"Apollon") and designated the spacecraft Soyuz 19. The unnumbered Apollo vehicle was a leftover from the canceled Apollo missions program and was the final Apollo module to fly.

Enduring Legacy & Impact

The crew consisted of American astronauts Thomas P. Stafford, Vance D. Brand, and Deke Slayton, and Soviet cosmonauts Alexei Leonov and Valery Kubasov. They carried out joint and independent experiments, including an arranged solar eclipse created by the Apollo spacecraft to allow Soyuz instruments to photograph the solar corona.

Chronological Milestones & Life Events

1. 1975: 1975 Milestone — Apollo–Soyuz was the first crewed international space mission, conducted jointly by the United States and the Soviet Union in July 1975.

Notable Quotes by Apollo-Soyuz Test Project

“The mission and its symbolic "handshake in space" became an emblem of détente during the Cold War.” (1975)

Historical Fact-Check Quiz: Apollo-Soyuz Test Project

True or False: “Apollo-Soyuz was the first mission to successfully test the docking procedures between two different national spacecraft designs.”

Answer (FALSE ❌): While Apollo-Soyuz was the first international docking, previous missions had already tested docking procedures between American and Soviet spacecraft designs in various simulated or partial contexts.

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Frequently Asked Questions about Apollo-Soyuz Test Project