價格：免費
檔案大小：95.5 MB
版本需求：需要 iOS 8.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Your planet has been put at risk from interstellar disaster! Defend your home from imminent destruction and alien attack!
Using a planetary defence system, destroy incoming asteroids (and other objects!) before it's too late.
Hold + Swipe to turn. Tap to fire!
支援平台：iPhone