Download-ostranauts-v0-10-0-11 May 2026

While this hotfix is compatible with most v0.10.x save files, it is always recommended to back up your save data before updating, as the complex physics simulation in Ostranauts can occasionally react unpredictably to code changes.

Corrected a bug where airlocks would occasionally fail to cycle correctly, leading to unexpected vacuum exposure. How to Download & Install download-ostranauts-v0-10-0-11

Open the Epic Games Launcher , go to your Library , and ensure "Auto Update" is toggled on for Ostranauts. While this hotfix is compatible with most v0

Fixed several memory leaks related to the AI pathfinding and atmospheric simulation systems that caused performance degradation over time. Fixed several memory leaks related to the AI

Ostranauts v0.10.0.11 is a hotfix update primarily designed to address stability and performance issues following the major "Deadly Environments" release. As a Steam Early Access title , the game updates automatically for most users, but you can manually trigger the download by restarting your Steam client or verifying the integrity of game files.

Resolved issues where certain context menus would stay stuck on the screen or fail to register clicks during high-stress EVA maneuvers.