On Earth there is no record of Niallia tiangongensis, a bacterium found aboard the Tiangong station that appears to be well adapted to conditions there.
Archived version: https://archive.is/20250521113751/https://www.wired.com/story/bacteria-unknown-on-earth-appears-on-chinese-space-station/
Disclaimer: The article linked is from a single source with a single perspective. Make sure to cross-check information against multiple sources to get a comprehensive view on the situation.
Panspermia, baby