Abstract: Several essential services, such as cellular phones, the Internet, television, navigation, weather prediction, and remote sensing, rely on satellites in low-Earth orbits, the technology for ...

This photo taken on Aug 13, 2025 shows a navel orange orchard on the bank of the Yangtze River in Daba village of Fengjie county, Southwest China's Chongqing municipality. [Photo/Xinhua] The ...