BioGenesis is an expansion for Stellaris, released as a part of the Season 09 Expansion Pass in 2025.

Step into the role of a master geneticist, sculpting the galaxy to your design with living ships, engineered ecosystems, and enhanced species. Forge new paths with unparalleled bioengineering tools to create a civilization that thrives on adaptability and evolution – or exploit these tools to dominate the stars.