Orbit Unbroken: PlanetDefender

Orbit Unbroken: PlanetDefender is a sci-fi tower defense strategy game built around an orbiting planetary defense network. Stop asteroids and alien ships, strengthen your weapons and adapt your build as each battle unfolds. DEFEND SIX CAMPAIGN WORLDS Fight through 69 missions across Earth, Water World, Gas Giant, the Void, Glacial World and Volcanic World. Face different enemy formations and bosses, earn chapter rewards and return for Hard replays. BUILD YOUR ORBITAL DEFENSE Combine lasers, missiles, energy weapons and cryogenic systems. Choose upgrade cards during combat, discover weapon combinations and shape a defense that suits your strategy. COLLECT, EQUIP AND FUSE CRYSTALS Discover crystals with different effects and tiers. Equip them to strengthen your build, fuse higher tiers and explore new combinations with your weapons and planetary abilities. SURVIVE, COMPETE AND EXPLORE Challenge continuing waves in Survival. Take on Weekly Challenges with issued equipment, tier progression and rankings. Unlock Deep Space Expedition to pilot a ship, choose its weapons and collect refits during your sortie. GROW YOUR COMMAND Develop your satellites and planetary systems, complete Defense Orders, collect Daily Supply and earn emblems. Unlock available planets, shields and space backgrounds as you progress. Items marked Coming Soon are previews of future content. Choose your weapons. Find your combinations. Keep your orbit unbroken. Choose from 15 interface languages. The newest translations are being refined. Contains ads and optional in-app purchases. A note from the developer Orbit Unbroken is created by one independent developer: me. My goal is to make a game you love coming back to, and I’m continuing to improve its gameplay, visuals and overall experience. Please use the feedback form inside the game to share bug reports, suggestions and honest opinions. Tell me what you enjoy, what feels frustrating and what you’d love to see improved. Your feedback helps shape what comes next, and I’ll get fixes out as quickly as I can. Every bit of support, every kind word and every piece of honest feedback means a lot to me. Thank you for playing and helping this game grow.