Other versions of this game:  Interplanetary 2 | Interplanetary Cat | Interplanetary

Learn About the Game Interplanetary 3

Interplanetary 3 gives each world a fresh feel under alien suns. On one planet you carve tunnels deep into red sandstone and set up secret labs in those caverns. On another ice walls rise along polar ridges to shield power cores. Laser turrets guard approach corridors. Repair stations hum nonstop. Each build choice shifts how armies move across plains or climb crater walls.

Story mode sends you into a conflict among warring empires. Characters chase scarce supplies from one star system to another. Missions force you to reroute convoys and keep crews alive. Developers rebuilt the physics engine. Solar flares blast with real force and asteroid fields shift under gravity. Cosmic storms push ships off track and bend shots around debris. You watch particle bursts sail past then change your aim.

Player groups meet in space forums to swap rare ores and metal shipments. They share new blueprint designs. They sign pacts then betray partners with surprise raids. Rival factions spar with words and weapons. That political layer forces you to rethink battle plans. Interplanetary 3 opens a sandbox that demands both bold tactics and fresh ideas.