Andrian Nikolaev and Pavel Popovich

FILE A photo of astronaut, twice Hero of the Soviet Union, major general of aviation Andrian Nikolaev (1929 — 2004), right, and astronaut, twice Hero of the Soviet Union Pavel Popovich with their autographs, presented to school friend of astronaut Grigoriy Nelyubov Arik Pecheritza. Andrian Nikolaev accomplished two space flights: on August 11-15, 1962 on East -3 spacecraft, having accomplished 64 turns around Earth (the first many days flight in the history of astronautics and the first group flight of spacecrafts); on June 1-19, 1970 as a captain of "Union-9" spacecraft. The spacecraft accomplished 286 turns around Earth during 424 hours 59 minutes. Pavel Popovich accomplished flights twice: he was 3 days there in 1962 and 16 days in 1974. He also took part in group flight. Photo from archives of Arik Pecheritza/UNIAN