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9月15日,天宫二号空间实验室在酒泉成功发射,开启了它的太空旅行!作为我国航天计划的重要组成部分,天宫二号与它的前任——天宫一号相比,有哪些不同呢?小知识1999922年年,我国确立了以建立空间站为目标的航天计划。空间站是一种在近地轨道长期运行,可供多名航天员工作、科研和生活的航天器,计划于2020年左右建成。而目前的天宫二号是空间实验室,算是简易版、缩小版的空间站。
On September 15, Tiangong-2 Space Laboratory successfully launched in Jiuquan, opening its space travel! As an important part of China’s space program, what is the difference between the Tiangong 2 and its predecessor, the Tiangong 1 Knowledge Base 1999922, China has established a space program that aims to establish a space station. Space station is a long-term orbit in orbit, for more than astronauts work, research and life of spacecraft, is scheduled to be completed by 2020. At present, the Temple of Heaven II is a space laboratory, be a simple version, a miniature version of the space station.