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China has ever announced that all member states of the United Nations are welcome to cooperate with China to jointly utilize(利用) 【小题1】 (it) future China Space Station(CSS).

“CSS belongs not only to China, but also to the world,” said Shi Zhong-jun, China's ambassador to the UN and other intonational 【小题2】 (organization) in Vienna." All countries, regardless 【小题3】 their size and level of【小题4】 (develop), can participate in the cooperation on an equal footing," he added.

CSS was launched in 2019, which is expected 【小题5】 (complete) and brought into operation by 2023. It will be the world's first space station 【小题6】 is developed by a developing country and open for cooperation with all UN member states.

【小题7】 (consist ) of one core module and two experiment modules, each of which 【小题8】 (weigh) about 20 tons, CSS will have the capacity to accommodate up to three astronauts at the same time and maximum six during rotation.

Operating in【小题9】 low-Earth orbit about 400 kilometers above the Earth's surface, CSS will be【小题10】 (wide) used in research fields, including space medicine, life science biotechnology, microgravity science, Earth science and space technology.