Sergey Korolev had started promoting his Soyuz craft and the N1 launcher rocket that would have the capability of carrying out a manned Moon landing .
Sergey Korolev is the Soviet space program 's chief designer .
Sergey Korolev , the Soviet space program 's chief designer , had started promoting his Soyuz craft and the N1 launcher rocket that would have the capability of carrying out a manned Moon landing .