The Soviet Aviation and Space Commission (Russian: Советский авиационно-космический комиссионный translated: Sovetskiy aviatsionno-kosmicheskiy komissionnyy), commonly called Roscosmos (Роскосмос Roskosmos) and abbreviated as and SAKK, is the government agency responsible for the Soviet space science program and general aerospace research. Headquarters of Roscosmos are located in Moscow. Main Mission Control space flight operations center is located in a nearby city of Korolev. Cosmonauts Training Centre (GCTC) is in Star City. Launch facilities used are Baikonur Cosmodrome in Kazakhstan (with most launches taking place there, both manned and unmanned) and Plesetsk Cosmodrome in northern Russia used primarily for unmanned flights of military designations.