A series of Russian spacecraft, in operation from the 1960s ...
Shenzhou 9 is a manned spacecraft flight of China's ...
北京,中华人民共和国首都、直辖市和国家中心城市,中国的政治、文化、科教和国际交往中心,中国经济、金融的决策和管理中心,中 ...
The oldest of NASA's three surviving space shuttles, ...
A lunar probe is a scientific space exploration mission in ...
Also called Explorer 81, it is the sixth mission in the ...
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