Soyuz TM-24 was the 27th expedition to Mir. Soyuz TM-24 carried a crew of three. The crew consisted of Cosmonauts Valery Korzun and Aleksandr Kaleri, and the first French woman in space, Claudie André-Deshays. They joined American astronaut Shannon Lucid and Mir 21 crewmates Yuri Onufriyenko and Yuri Usachev. André-Deshays carried out biological and medical experiments on Mir for 16 days (the Cassiopée mission) before returning to Earth with Onufriyenko and Usachev.

The Soyuz is a Soviet crewed spaceship, developed to made crewed lunar missions. This version called 7K will fly 4 times on the giant launcher N1, and several tens of times on Proton to fly over the Moon, which will be successful during the mission Zond 4. Soyuz will become the first spacecraft to transport living beings to the Moon during the flight of Zond 5, with two turtles. Subsequently, it is adapted to low orbit and will fly on the Soyuz launcher to serve the Salyut and Mir stations and the ISS.