Soyuz 1

Soyuz 1 ( , Union 1) was a manned spaceflight of the Soviet space program. Launched into orbit on 23 April 1967 carrying cosmonaut Colonel Vladimir Komarov, Soyuz 1 was the first crewed flight of the Soyuz spacecraft. The mission plan was complex, involving a rendezvous with Soyuz 2 and an exchange of crew members before returning to Earth. However, the launch of Soyuz 2 was called off due to thunderstorms.

Soyuz-1 may refer to:

• Soyuz 1, the first manned flight of the Soyuz programme
• Soyuz TM-31, the first Soyuz mission to the International Space Station
• Soyuz-1 (rocket), a proposed Russian carrier rocket