In a re-evaluation of the proposed test mission, the Soviets concluded that utilizing the Salyut spacecraft would not be technically and economically viable.

Finally Kraft and Gilruth told the Soviets that if they were unwilling to agree to the telephone conversations then the NASA delegation might as well pack up and go back to Houston. After some hesitat

The spacecraft designers led by Caldwell Johnson faced a demanding task. Director Gilruth urged them to accelerate the development of the docking adapter design, aiming to have a functional model read

Two options were presented: Apollo docking with Salyut/Soyuz or Soyuz with Skylab/Apollo. Caldwell Johnson was taken aback by the Soviets eagerness to immediately pursue the development of a universa

On January 20th, 1971 in private negotiation, Low and Frutkin met with Keldysh and Feoktistov to discuss rendezvous and docking. NASA proposed developing compatible systems for Apollo and Soyuz rather

A critical problem emerged during the separation and ignition of the third stage approximately five minutes into the flight. A failure in the electrical system responsible for releasing the locks secu

A critical problem emerged during the separation and ignition of the third stage approximately five minutes into the flight. A failure in the electrical system responsible for releasing the locks secu

A critical problem emerged during the separation and ignition of the third stage approximately five minutes into the flight. A failure in the electrical system responsible for releasing the locks secu

A critical problem emerged during the separation and ignition of the third stage approximately five minutes into the flight. A failure in the electrical system responsible for releasing the locks secu

The crew of Soyuz 17 embarked on a historic 29-day mission, surpassing the previous Soviet mission-duration record of 23 days set by the Soyuz 11 crew aboard Salyut 1 in 1971.