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Embark on an epic space adventure in Space Defense Idle! Your mission is crucial: defend Earth from relentless alien invaders attempting to breach our planet's orbit. As a skilled space defender, you'll need to strategically deploy your powerful cannon and fire relentlessly to repel the incoming enemy ships. Experience the thrill of high-stakes combat as you protect humanity from cosmic threats. Upgrade your defenses, unlock new weapons, and expand your fleet to become the ultimate guardian of Earth. With addictive idle gameplay, you can build a formidable defense system even while you relax! Engage in intense battles, conquer challenging missions, and ensure the safety of all space. The fate of Earth rests in your hands – will you succeed? Download Space Defense Idle today and become the hero the galaxy needs! Enjoy the satisfying feeling of protecting our world from interstellar danger. The game features responsive controls perfect for mobile devices, and stunning visuals that bring the vastness of space to life. Features: * Intense real-time combat against alien invaders * Customizable defense systems with powerful upgrades * Strategic resource management to maximize your defenses * Addictive idle gameplay – keep the defense system running even when you're not actively playing * Stunning visuals and immersive sound effects for an unforgettable experience. * Regularly updated with new ships, weapons and challenges! Download Space Defense Idle now and start protecting Earth's orbit! Play now! space defense,idle game,arcade game,space shooter,defense game,alien invasion,earth defense,mobile game,strategy game,space combat,upgrade,fleet,galaxy,online game,free game,play now