Planet Protector

This is the last stand between you and the space-invaders. Save your planet from destruction for as long as you can.

Shoot down enemy ships with your AA missiles (left-click)

Upgrade your weapons (U or click on the upgrades button) to shoot them down better! If playing in a browser you may have to hold U for a short while, due to decreased performance. For a faster and smoother experience get the desktop version.

Power-Ups:

These are sometimes dropped by enemies on death, click them to collect them and activate

  speed boost, increases your fire and reload speed

  health boost, increases your current health

scrap, collect this and use it to buy upgrades in the upgrades menu

explode all enemies!