The Soviet / Russian space program was in the hands of three industrial empires: those of Serguei Korolev, the Soviet von Braun who launched Sputnik-1 and Yuri Gagarin, Vladimir Tchelomei, his main competitor, and Mikhail Yangel, Many launchers and satellites in Ukraine. In 2011, we published a first book on the history of the Soyuz launcher that was developed by Korolev and launched more than 1,800 copies. This time, we tell the story of the Proton, the main competitor of the European launcher...