Radio communications between Yuri Gagarin, Sergei Korolev and Ground Control
Korolev Effect - Alternate history of the Soviet Space Program
Sergei Korolev Sigma Grindset
Sergei Pavlovich Korolev worked as the lead Soviet rocket engineer and spacecraft designer during the Space Race between the United States and the Soviet Union in the 1950s and 1960s. He is regarded by many as the father of practical astronautics. He was involved in the development of the R-7 Rocket, Sputnik 1, and launching Laika and the first human being into space.