Sergei Korolev
Leonid Alexandrovich Voskresensky (; 14 June 1913 – 14 December 1965) was a Soviet rocket engineer and long-time associate of Chief Designer Sergei Korolev. He served as launch director for Sputnik and for the first manned space flight, Vostok 1. The lunar crater Voskresenskiy is named in his honor.