Planetary Defense is a space strategy game where you take charge of a planets defenses against waves of attacking aliens. Defend against missiles, multiple warhead rockets, cloaked starships, meteors, homing missiles and laser-armed satellites. Some of the 21 missions include orbiting moons complete with colonies, defensive shield grids, radar bases and evacuating starships. Superb graphics and low system requirements, only a 3MB download. High score table, 3 Difficulty levels and a variable game speed for hours and hours of space-blasting fun!
This software is a shareware. You will be able to download and test Planetary Defense during a certain period of time, then, if it does what you need, you will have to acquire the full version from Planetary Defense publisher. The Planetary Defense 1.1 free trial version contains an installer and an uninstaller, and has a size of 3000 Kilobytes.
For additional information and support request, please contact directly Planetary Defense publisher.

Planetary Defense Screenshot