On July 27, 1962, two Russian cosmonauts boarded a Soviet airliner and experienced weightlessness without going to space. This was the first time cosmonauts completed zero-G training on an airplane.

The abrupt removal of a Russian cosmonaut from SpaceX’s Crew-12 mission has pushed national security concerns to the center of human spaceflight planning. What might once have been treated as a quiet ...

The cosmonaut training centre : birth and growth -- Simulators -- Other national and international facilities -- Survival training -- The cosmonaut group of the RGNII TsPK -- The cosmonaut group of ...