A downloadable game for Windows and Linux

You are a veteran space force pilot. One day, a unknown extraterrestrial civilization came and started attacking Earth. Now it's up to you to save the Earth and mankind from alien invaders and asteroids! Will you successfully defend the Earth?


  • Campaign with 20 levels
  • Endless - can you survive against never-ending waves of alien invaders and asteroids?
  • 4 difficulties (Easy, Normal, Hard and Nightmare)
  • Destroy alien ships and asteroids to earn money
  • 6 purchasable spaceships
  • 4 purchasable upgrades

Destroy alien ships, asteroids and use the money you earn to buy new spaceships and upgrades! Are you brave enough to defend Earth?


  • WASD/Arrow Keys to move
  • Left Mouse Button/E to shoot

Install instructions

  1. Extract Defend the Earth.zip
  2. Run Defend the Earth.exe or Defend the Earth.x86_64 (for Linux users)


Defend the Earth v0.3.5 (Windows) 39 MB
Defend the Earth v0.3.5 (Linux) 49 MB

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