A Mars probe is launched on a Long March-5 rocket from the Wenchang Spacecraft Launch Site in south China's Hainan Province, July 23, 2020. (Xinhua/Zhao Yingquan)
A Mars probe is launched on a Long March-5 rocket from the Wenchang Spacecraft Launch Site in south China's Hainan Province, July 23, 2020. (Xinhua/Zhao Yingquan)