CHINA-BEIJING-SPACE STATION-ASTRONOMICAL PHOTOGRAPHER (CN)

(221213) -- BEIJING, Dec. 13, 2022 (Xinhua) -- Liu Boyang (L) and his friend Wang Zhuoxiao hold a live streaming activity on science popularization before the transit of China's space station in Beijing, capital of China, Sept. 20, 2022. TO GO WITH "Profile: Astronomical photographer chasing China's space station" (Xinhua/Hao Zhao)