Fact-check: The Shenzhou-21 launch on October 31, 2025, to Tiangong with a civilian taikonaut and four space mice for biological experiments is confirmed by multiple reliable sources including official CMS, Global Times, Reuters, CBS News, CNN, and SpaceNews. Recent X posts from @PDChina and @ChinaScience reference the ongoing mission activities and mouse reproduction results, aligning with current reporting. No contradictions found.
China successfully launched the Shenzhou-21 crewed spacecraft, continuing its ambitious space program with a mission to its Tiangong space station. The mission notably includes a civilian taikonaut among the crew, marking another step in China's expansion of its astronaut corps beyond military personnel. The spacecraft also carries biological research subjects including mice, reflecting ongoing scientific experiments aboard the station.