Kosmos 869 (Russian: Космос 869 meaning Cosmos 869) was an uncrewed military Soyuz 7K-S test. It was a somewhat successful mission. This was the third and final test flight of a new Soyuz spacecraft type 7K-S. It was designed to be a spaceship for military solo missions. At the time of the launch the program had already been discontinued. The completed spaceships were launched as uncrewed test flights: Kosmos 670, Kosmos 772 and Kosmos 869. The experience from these flights were used in the development of the successor program Soyuz spacecraft the Soyuz 7K-ST.[1] [2][3][4][5][6]

Mission parameters

Maneuver Summary

Total Delta V: 83 m/s.

See also


  1. ^ "friends-partners.org soyuz7ks". Archived from the original on 2008-07-24. Retrieved 2006-02-03.
  2. ^ astronautix.com soyuz7k-s
  3. ^ "A brief history of space accidents". Jane's Transport Business News. February 3, 2003. Archived from the original on 2003-02-04. Retrieved 2007-10-20.
  4. ^ "Astronauts escape malfunctioning rocket". BBC News. 2018-10-11. Retrieved 2018-10-11.
  5. ^ Sanchez, Merri J. (March 2000). "A Human Factors Evaluation of a Methodology for Pressurized Crew Module Acceptability for Zero-Gravity Ingress of Spacecraft" (PDF). Houston, Texas: Lyndon B. Johnson Space Center. p. 8. Archived from the original (PDF) on 2006-10-05. Retrieved 2007-10-20.
  6. ^ Evans, Ben (September 28, 2013). "'We Were Swearing!' Thirty Years Since Russia's Brush With Disaster". Retrieved 2014-01-24.