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我国将于今年第三季度发射天宫二号空间实验室。待其升空在近地轨道上运行后,将分别与今年第四季度发射的神舟十一号载人飞船、2017年上半年发射的新研制的天舟一号货运飞船进行空间交会对接,并开展多项科学实验,为在2022年前后完成中国空间站的建造工作和运用管理积累重要经验。载人航天计划“三步走”
China will launch the second space laboratory of the Temple of Heaven in the third quarter of this year. After their launches are conducted in near-Earth orbit, they will respectively carry out space rendezvous and docking with Shenzhou-11 manned spacecraft launched in the fourth quarter of this year and the newly-developed spaceship No. 1 shipping spacecraft launched in the first half of 2017 To carry out a number of scientific experiments for the completion of China’s space station in 2022 around the construction work and the management of the accumulation of important experience. Manned space program “Three steps ”