China plans AI-driven global Mars geological map by 2028, Tianwen-3 chief says

China's chief scientist for Tianwen-3 announced a plan to complete an AI-driven geological map of the entire Martian surface by end-2028, aiming to set the global standard for Martian geological ages. The announcement underscores China's accelerating space program and its rivalry with the US in planetary science, though the map's scientific impact and timeline remain to be seen.