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Planetary Defense

Protect the citizens of your planet from hostile aliens.

Defend planets from hordes of alien attackers, having in their arsenal laser equipped point defense satellites, invisible starships, missiles, warhead rockets, meteors, and other weapons. To advance to the next level, your goal is to keep a particular percentage of your citizens alive.


  • Comes with 3 difficulty levels
  • Changeable game speed
  • Offers 21 missions


  • The trial version allows you to play only one hour
  • Developed by Positech
  • File name: planetarydefense_demo.exe (4.7 MB)
  • Latest version: 1.1
  • Updated: December 29, 2018
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