Beijing, Sept. 22 (Xinhua) -- The fourth live class from China's space station was held on Thursday afternoon, delivered by the Shenzhou-16 astronauts Jing Haipeng, Zhu Yangzhu and Gui Haichao to students on Earth. This was the first science lecture delivered from the Mengtian lab module of the Tiangong space station and the fourth in the "Tiangong Class" series.

Students attend the fourth live class of the "Tiangong Class" series at Beihang University in Beijing, capital of China, Sept. 21, 2023. (Xinhua/Ju Huanzong)

Students attend the fourth live class of the "Tiangong Class" series in Yan'an Science and Technology Museum in Yan'an, northwest China's Shaanxi Province, Sept. 21, 2023. (Photo by Deng Zhihong/Xinhua)

A student asks questions to astronauts at the fourth live class of the "Tiangong Class" series in Yan'an Science and Technology Museum in Yan'an, northwest China's Shaanxi Province, Sept. 21, 2023. (Photo by Deng Zhihong/Xinhua)

Students learn about spacecraft models at the fourth live class of the "Tiangong Class" series in Yan'an Science and Technology Museum in Yan'an, northwest China's Shaanxi Province, Sept. 21, 2023. (Photo by Deng Zhihong/Xinhua)

Students attend the fourth live class of the "Tiangong Class" series in Yan'an Science and Technology Museum in Yan'an, northwest China's Shaanxi Province, Sept. 21, 2023. (Photo by Deng Zhihong/Xinhua)

Students attend the fourth live class of the "Tiangong Class" series in Ejin Banner of Alxa League, north China's Inner Mongolia Autonomous Region, Sept. 21, 2023. (Photo by Ao Qi/Xinhua)

Students attend the fourth live class of the "Tiangong Class" series in Ejin Banner of Alxa League, north China's Inner Mongolia Autonomous Region, Sept. 21, 2023. (Photo by Ao Qi/Xinhua)

Students conduct experiments in Ejin Banner of Alxa League, north China's Inner Mongolia Autonomous Region, Sept. 21, 2023. (Photo by Ao Qi/Xinhua)

Students attend the fourth live class of the "Tiangong Class" series at a middle school in Gaomi City, east China's Shandong Province, Sept. 21, 2023. (Photo by Li Haitao/Xinhua)

Students attend the fourth live class of the "Tiangong Class" series at a primary school in Zigui County, Yichang City, central China's Hubei Province, Sept. 21, 2023. (Photo by Wang Huifu/Xinhua)

Students attend the fourth live class of the "Tiangong Class" series at a primary school in Hefei, east China's Anhui Province, Sept. 21, 2023. (Photo by Ge Chuanhong/Xinhua)

Students attend the fourth live class of the "Tiangong Class" series at a primary school in Qinhuangdao, north China's Hebei Province, Sept. 21, 2023. (Photo by Cao Jianxiong/Xinhua)

Students attend the fourth live class of the "Tiangong Class" series at Beihang University in Beijing, capital of China, Sept. 21, 2023. (Xinhua/Ju Huanzong)

Students attend the fourth live class of the "Tiangong Class" series at Beihang University in Beijing, capital of China, Sept. 21, 2023. (Xinhua/Ju Huanzong)

Students attend the fourth live class of the "Tiangong Class" series at Beihang University in Beijing, capital of China, Sept. 21, 2023. (Xinhua/Ju Huanzong)

Students attend the fourth live class of the "Tiangong Class" series at Beihang University in Beijing, capital of China, Sept. 21, 2023. (Xinhua/Ju Huanzong)

Students attend the fourth live class of the "Tiangong Class" series at Beihang University in Beijing, capital of China, Sept. 21, 2023. (Xinhua/Ju Huanzong)

Students attend the fourth live class of the "Tiangong Class" series at Beihang University in Beijing, capital of China, Sept. 21, 2023. (Xinhua/Ju Huanzong)■











