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China's Space Activities in 2006


Date:2006-10-12        size:L  M  S
 

Space Application

1. Satellite remote-sensing. The fields and scale where satellite remote-sensing is used have been constantly expanded. Breakthroughs have been made in a large number of key application technologies; infrastructure facilities have been strengthened; the technological level and operational capabilities of the application system have been notably improved; and a national satellite remote-sensing application system has taken shape. China has built and improved the National Remote-Sensing Center, National Satellite Meteorology Center, China Resources Satellite Application Center, National Satellite Oceanic Application Center and China Remote-Sensing Satellite Ground Station, as well as satellite remote-sensing application and certification institutes of relevant state departments, provinces and cities. An optical remote-sensing satellite radiation calibration station has also been completed and put into operation. Many remote-sensing products and services are provided by using data resources obtained from observation of the Earth by both Chinese and foreign satellites of multiple wavelengths of wide scope and long duration. Satellite remote-sensing application systems have been put into regular operation in many important fields, particularly in meteorology, mining, surveying, agriculture, forestry, land mapping, water conservancy, oceanography, environmental protection, disaster mitigation, transportation, and regional and urban planning. They are playing an important role in the nationwide land resources survey, ecological construction and environmental protection, as well as in major state projects, such as the South-North Water Diversion Project, the Three Gorges Project and the Project to Transmit Natural Gas from West to East.

2. Satellite telecommunications and broadcasting. Satellite telecommunications and broadcasting technologies are developing rapidly, their application is becoming more extensive and an application industry in this field has taken initial shape. By the end of 2005, China had more than 80 international and domestic telecommunications and broadcasting Earth stations, and 34 satellite broadcasting and TV link stations. Dozens of departments and some large corporations have established altogether some 100 satellite specialized communication networks and more than 50,000 Very Small Aperture Terminals (VSAT). The development and application of satellite radio and TV broadcasting services has increased the coverage and improved the quality of the programs all over China, particularly in the vast countryside. Satellite telecommunications and broadcasting technologies play an irreplaceable role in the projects "to give every village access to broadcasting and TV" and "to give every village access to telephones." A satellite tele-education broadband network and a satellite tele-medicine network have been established. As a member of the International Maritime Satellite Organization, China has established a maritime satellite communication network covering the whole world, ranking it among the advanced countries in the application of international mobile satellite communication.

3. Satellite navigation and positioning. China has implemented several major related projects, one of which is called "industrialization of satellite navigation and positioning applications." By employing domestic and foreign navigation and positioning satellites, China has made great progress in the development, application and services of satellite navigation and positioning technologies. The range and fields where satellite navigation and positioning are applied are being continuously expanded and the size of the national market for satellite navigation and positioning doubles every two years. Satellite navigation and positioning technologies have been widely used in transportation, basic surveying and mapping, project surveys, resources investigation, earthquake monitoring, meteorological exploration, oceanic surveys, and so forth.

Space Science

1. Sun-Earth space exploration. In cooperation with the European Space Agency (ESA), China has carried out the Double Star Satellite Exploration of the Earth's Space Plan. Together with the four space exploration satellites of the ESA, China's satellites completed the world's first joint, synchronous six-point exploration of the Earth's space, obtaining important data. Advance research into exploration of the lunar and the solar systems was also conducted.

2. Micro-gravity scientific experiments and space astronomical observation. China has carried out many items of experimental research in such fields as space life science, space materials science and micro-gravity science by using the "Shenzhou" spacecraft and recoverable satellites. It has also conducted trial tests of mutant crop breeding and high-power astronomical observation in space, and scored important achievements.

3. Space environment research. China has conducted research into space environment monitoring and forecasting, and made important progress in the observation, reduction and forecasting of space debris. It now has the ability to make forecasts of the space environment on a trial basis.

III. Development Targets and Major Tasks for the Next Five Years

"The Outline of the 11th Five-Year Program for National Economic and Social Development" and "The National Guideline for Medium- and Long-term Plans for Science and Technology Development(2006-2020)" formulated by the Chinese government in 2006 put the space industry in an important position. Based on the above two documents, the Chinese government has drawn up a new development plan for China's space industry, defining development targets and major tasks for the next five years or more. According to this plan, the country will launch and continue key space projects, including manned spaceflight, lunar exploration, high-resolution Earth observation, new-generation carrier rockets, and a group of priority projects in key sectors. It will also strengthen basic research, make arrangements ahead of schedule, develop frontier space technology, and accelerate progress and innovation in space science and technology.

Development Targets

To remarkably improve the country's capabilities and reliability of carrier rockets in space; to build a long-term, stably operated Earth observation system, and a coordinated and complete national satellite remote-sensing application system; to set up a relatively complete satellite telecommunications and broadcasting system, and remarkably enhance the scale and economic efficiency of the satellite telecommunications and broadcasting industry; to establish a satellite navigation and positioning system step by step to meet the demand, and bring into being China's satellite navigation and positioning application industry; and to achieve the initial transformation of applied satellites and satellite application from experimental application type to operational service type.

To enable astronauts to engage in extravehicular activities, and achieve spacecraft rendezvous and docking; to realize the lunar-orbiting probe; and make important and original achievements in space science research.

Major Tasks

-- To develop nontoxic, pollution-free, high-performance, low-cost and powerful thrust carrier rockets of the new generation, eventually increasing the carrying capacity of near-Earth orbiters to 25 tons, and that of geostationary orbiters to 14 tons; develop in an overall way the 120-ton thrust liquid-oxygen/kerosene engine and the 50-ton thrust hydrogen-oxygen engine; and increase the reliability and adaptability of the present "Long March" carrier rockets.

-- To start and implement a high-resolution Earth observation system; develop and launch new-type sun synchronous orbit and geo-stationary-orbit meteorological satellites, oceanic satellites, Earth resources satellites, small satellites for environmental protection and disaster mitigation monitoring and forecasting; and to start research into key technologies of new-type remote-sensing satellites, including stereo mapping satellites. To form an all-weather, 24-hour, multi-spectral, differential-resolution Earth observation system for stable operation, and achieve stereoscopy and dynamic monitoring of the land, atmosphere and sea.

-- To make an overall plan for the development of a satellite remote-sensing ground system, and an application system; to integrate and improve the present satellite remote-sensing ground system, establish and improve a national satellite remote-sensing data center, and set up and improve supporting facilities for quantitative application, including a remote-sensing satellite radiation calibration station, and preliminarily materialize the common sharing of remote-sensing data to serve the public good; to set up a satellite environmental application institute and a satellite disaster-mitigation institute, forming several important application systems; and to make breakthroughs in major satellite remote-sensing application fields.

-- To develop and launch geostationary orbit telecommunications satellites and direct TV broadcasting satellites with long operating life, high reliability and large capacity; and to develop satellite technologies for live broadcast, broadband multi-media, emergency telecommunications, and telecommunications and broadcasting for public service. To continuously develop and improve the service functions of satellite telecommunications and broadcasting, and increase value-added services in the field of satellite telecommunications and broadcasting. To actively accelerate the commercialization of satellite telecommunications and broadcasting, and expand the industrial scale of telecommunications and broadcasting satellites and applications.

-- To improve the "Beidou" navigation satellite test system, and launch and implement the "Beidou" navigation satellite system project. To independently develop application technologies and products in applying satellite navigation, positioning and timing service, and set up a standard positioning service supporting system and popular application terminus related to satellite navigation and positioning, expanding the application fields and market.

-- To develop and launch new-technology test satellites, conduct more spaceflight experiments of new technologies, materials, apparatus and equipment, enhance the independent research and development level, and increase product quality and reliability.

-- To develop and launch the "breeding" satellite, and promote integration of space technology and agricultural breeding technology and expand the application of space technology in the field of agricultural science research.

-- To develop scientific satellites, including space telescope and new-type recoverable satellites; to conduct basic research in the fields of space astronomy, space physics, micro-gravity science, and space life science, and make important and original achievements in these fields; and to strengthen the ability to monitor the space environment and space debris, and initially set up a space environment monitoring and warning system.

-- To enable astronauts to engage in extravehicular operations and conduct experiments on spacecraft rendezvous and docking; and to carry out research on short-term manned and long-term autonomously orbiting space laboratories, which is of certain application scale, and carry out follow-up work of manned spaceflight.

-- To realize lunar-orbiting probe, make breakthroughs in developing basic technologies for lunar exploration, and develop and launch China's first lunar probe satellite "Chang'e I" for lunar science and lunar resources exploration; and to carry out final-period work for the lunar exploration project.

-- To increase the comprehensive experimental ability and returns of spacecraft launching sites, optimize the layout, and enhance the reliability and automation level of the facilities and equipment of the sites.

--To advance the technology and capability of TT&C network, enlarge the coverage rate of the network, and acquire the ability to satisfy the basic demand for deep-space exploration.

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