A Long March-4B rocket carrying X-ray space telescope to observe black holes, pulsars and gamma-ray bursts blasts off from Jiuquan Satellite Launch Center in northwest China's Gobi Desert, June 15, 2017. (Xinhua/Zhen Zhe)
Weekly choices of Xinhua photos
Source: Xinhua| 2017-06-18 11:14:42|Editor: Liangyu
KEY WORDS: Xinhua
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