Cosmic Defenders

Contains ads
10+
Downloads
Content rating
Everyone
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About this game

Protect the solar system from meteorites! Control an astronaut and defend planets in this 3D action game.
🌟 Space Defense Mission - Protect the Solar System!
The solar system is in danger! Countless meteorites are raining down, threatening to destroy five planets.
As an astronaut, you take on the important mission of protecting the planets by slamming into meteorites.
[Game Features]
🚀 New Jumping Action
・Swipe to move the astronaut left and right
・Tap and hold to charge a jump (the longer you hold, the higher you will fly!)
・Release to jump! Hit meteorites and destroy them.
・Simple controls for exhilarating action
🌍 Protect five planets
・Mercury, Venus, Earth, Mars, and Jupiter are featured
・Each planet has different durability
・Meteorite hits a planet and causes damage!
・Check health in real time
・When you reach the last planet, the screen flashes red to warn you!
⚡ 3 Difficulty Levels
・Easy: Beginner-friendly, leisurely pace
・Normal: Balanced standard mode
・Difficult: Fast-paced battles for advanced players
🎯 Strategic Gameplay
・Predict the meteorite's trajectory and time your jumps accordingly
・Higher meteorites require longer charge times
・Earn up to 2.5x points with the combo system when destroying consecutive meteorites
・Develop a defense strategy that takes into account the planet's health
📊 Score System
・Increase your combo multiplier (up to 2.5x)
・Difficulty-based score bonuses
・Level up for even greater challenges (up to level 15)
・Higher levels increase meteorite speeds and shorten the time between waves
・Compete with players from around the world on Firebase-connected online leaderboards
🏆 Ranking System
- Ranks are determined by your score, ranging from S to D.
- S Rank (8000 points or higher): Space Guardian
- A Rank (5000 points or higher): Elite Defense Force
- B Rank (2500 points or higher): Veteran Guardian
- C Rank (1000 points or higher): Defense Cadet
- D Rank: Space Recruit

The fate of the solar system is in your hands!
Download now and defend the planet as an astronaut!
*Ranking function available with network connection
*Suitable for all ages
*Ads displayed
Updated on
Feb 17, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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What’s new

🚀 大型アップデート!ゲームプレイが一新されました!
・宇宙飛行士を操作して隕石を破壊する新しいアクション!
・スワイプで移動、タップ長押しでジャンプ
・長く押すほど高く飛べるチャージジャンプシステム
・3D宇宙背景の強化
・コンボシステムの改善
・最後の惑星警告エフェクト追加
・チュートリアル画面追加
・全体的な安定性向上