Shiyan 21
Long March 11
China Aerospace Science and Technology Corporation
Mission
Shiyan 21
Type: Government/Top Secret
Chinese classified satellite of unknown purposes.
Trajectory
The trajectory is unavailable. Check back for updates.
Location
Mobile Launcher Pad
Xichang Satellite Launch Center, People’s Republic of China
196 rockets have launched from Xichang Satellite Launch Center, People’s Republic of China.

Agency
China Aerospace Science and Technology Corporation – CASC
- Type: Government
- Abbreviation: CASC
- Administration: Chairman & President: Lei Fanpei
- Founded: 1999
- Launchers: Long March
- Country: CHN
The China Aerospace Science and Technology Corporation (CASC) is the main contractor for the Chinese space program. It is state-owned and has a number of subordinate entities which design, develop and manufacture a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment. It was officially established in July 1999 as part of a Chinese government reform drive, having previously been one part of the former China Aerospace Corporation. Various incarnations of the program date back to 1956.