Even in outer space you're not going to avoid pirates! Set up an elaborate defensive system to prevent the space pirates from raiding your supplies and end the pirate threat. Upgrade your towers to increase the rate of fire and the power of your shots to keep the pirates distracted and dead! Gather up space cash and power ups to increase your chances of defending your base from attack. They won't underestimate your strategy and defense ever again!

Use your mouse to position the towers. Click on them to upgrade.