Overview
Planet Gemini throws players into a desperate fight for survival after a crash landing on two alien worlds. This free-to-play title from decidone and algen, published by Planet Gemini, blends intricate factory automation with intense tower defense action. Players must manage resources and research technologies across two distinct planets, all while fending off relentless waves of enemies.
Highlights
- Dual Planet Management: Strategically teleport between two unique planets, each offering different resources, to build and defend your bases.
- Cooperative Survival: Tackle the challenges of managing two worlds with a friend in 2-player online co-op, allowing for more complex strategies and higher difficulty settings.
- Deep Automation Systems: Gather raw materials and unlock advanced technologies to construct increasingly efficient automated facilities, streamlining your production and defense.
Who It's For
This game is perfect for players who enjoy strategic planning, resource management, and the satisfaction of building complex automated systems. Fans of tower defense will appreciate the challenge of holding off enemy waves, while those who love base-building and automation will find plenty to optimize. The online co-op feature also makes it ideal for friends looking for a shared challenge.
Game Info
Planet Gemini is a free-to-play title released on May 21, 2026. It supports single-player and online co-op modes, featuring procedural generation for unique gameplay experiences. The game emphasizes automation, base building, tower defense, and strategy, with exploration and mining elements adding further depth. It is currently available in English.





