Xichang Satellite Launch Center

Xichang Satellite Launch Center
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Name	Xichang Satellite Launch Center
Native name	西昌卫星发射中心
Established	1970s
Location	Sichuan Province, People's Republic of China
Coordinates	28°13′N 102°01′E
Operator	China National Space Administration
Site area	~30 km²
Notable launches	Dong Fang Hong 2, CZ-3B failures, Beidou, Chang'e lunar probes, Tianlian relays

Xichang Satellite Launch Center is one of the primary orbital launch facilities of the People's Republic of China, specializing in geosynchronous, polar-transfer, and high-inclination insertions. The center has supported civil, scientific, and strategic projects for the People's Republic of China since the late 20th century, contributing to programs such as Dongfanghong (satellite), Beidou Navigation Satellite System, and the Chang'e program. Its operational profile connects to organizations including the China National Space Administration, the China Aerospace Science and Technology Corporation, and the People's Liberation Army Strategic Support Force.

History

The site originated in the strategic planning of the Third Front campaign era and was developed during the 1970s as part of the Two Bombs, One Satellite initiative and broader ambitions tied to Deng Xiaoping-era modernization. Early launches included derivatives of the Dong Fang Hong 2 series and experimental flights supporting the Shenzhou program precursor studies. Through the 1980s and 1990s the center adapted to the rise of the China Aerospace Science and Industry Corporation and the consolidation that produced the China Aerospace Science and Technology Corporation, integrating satellite deployment missions for civil actors such as the Ministry of Aerospace Industry (China) and commercial partners emerging in the 21st century. The site has evolved alongside milestones like the deployment of Beidou, the orbital support for the Tiangong space station precursors, and interplanetary missions connected to the Chinese Lunar Exploration Program.

Location and Facilities

Situated in a mountainous basin near Xichang, within Luzhou prefecture-level administrative geography of Sichuan Province, the center benefits from natural terrain that offers downrange safety corridors over sparsely populated areas and the Indian Ocean swing for certain trajectories. Core infrastructure comprises multiple launch complexes configured for the Long March (rocket family) series—fixed service towers, flame trenches, fueling farms, payload processing buildings, and telemetry, tracking, and control installations interoperable with the Beijing Aerospace Flight Control Center and regional ground stations. On-site accommodations and logistics support mirror those at other major facilities such as Jiuquan Satellite Launch Center and Wenchang Spacecraft Launch Site, while specialized hangars and cleanrooms enable preparation of large geostationary transfer payloads comparable to those launched from Guiana Space Centre and Cape Canaveral Space Force Station.

Launch Vehicles and Missions

Xichang primarily serves medium- to heavy-lift configurations of the Long March 2E, Long March 3A, Long March 3B, and Long March 3C variants, enabling delivery to geostationary transfer orbit for communications satellites built by China Academy of Space Technology and partners like China Satellite Communications. The site has supported civil science missions, including lunar probes in the Chang'e series and relay satellites such as the Tianlian constellation, as well as commercial launches for international clients from regions including Asia and Africa. Payloads have included telecommunications platforms, meteorological spacecraft from agencies like the China Meteorological Administration, and navigation elements for Beidou. Integration with new launch developments—such as enhanced core stages and boosters developed by China Academy of Launch Vehicle Technology—has expanded capability for higher mass-to-orbit missions.

Organizational Structure and Operations

Operational command integrates technical, logistical, and security branches coordinated by entities like the China National Space Administration and the People's Liberation Army Strategic Support Force. Day-to-day management falls under regional launch brigade structures modeled after other PLA-affiliated aerospace bases, with engineering oversight provided by institutes within the China Aerospace Science and Technology Corporation. Mission planning requires liaison with national tracking networks including the China Satellite Tracking and Control Network and diplomatic clearances coordinated through the Ministry of Foreign Affairs (People's Republic of China) for overflight and international payload arrangements. Workforce composition blends military personnel, civilian engineers, and contractors drawn from universities such as Tsinghua University and Beihang University for research collaborations.

Safety, Environmental and Security Issues

Safety protocols follow national aerospace standards and lessons learned from incidents at the site and comparable ranges like Baikonur Cosmodrome and Cape Canaveral. Environmental management addresses alpine watershed protection in Sichuan ecosystems, mitigation of acoustic and thermal impacts from launches, and hazardous propellant handling for hypergolic and cryogenic stages. Security measures include perimeter defenses, information-security regimes reflecting concerns similar to those managed by the Ministry of State Security (China), and air- and sea-space coordination with the People's Liberation Army Navy and civil aviation authorities to enforce range closures. International scrutiny has arisen over debris risks and launch-failure fallout, prompting enhancements in debris modeling and emergency response aligned with practices used by European Space Agency and Russian Federal Space Agency counterparts.

Notable Launches and Incidents

Significant missions include early geostationary injections for the Dong Fang Hong communications program, deployment of multiple Beidou satellites, and launches in support of the Chang'e 3 and later lunar probes. High-profile anomalies—such as failures associated with the Long March 3B family—generated national and international attention and spurred engineering reviews within China Academy of Launch Vehicle Technology and regulatory updates from the China National Space Administration. Commercialized launches for foreign operators and high-mass telecommunications satellites have underscored the center's role in global satellite markets alongside facilities like Baikonur and Kourou. Emergency responses to incidents have involved regional civil protection agencies and interagency reviews comparable to those conducted after incidents at Sea Launch and Chernobyl-era emergency actions in other technical domains.

Category:Chinese spaceports Category:Buildings and structures in Sichuan