To Protect the Earth from alien invasion, you're given a ship class AT-021. But unfortunately the Earth doesn't have enough resources to supply new arms to the ship. Improve the ship by collecting weapons through battles and buy turrets to defend.
Conquer planets, build your fleet, and deploy your defenses. Galactic Colonization has begun. A strategy defense game where you send your fleet to conquer hostile territories and defend your planets with shields and turrets.
A space based RTS tower defense game with elements of classic horizontal shoot 'em ups. Command your mothership turrets to survive a massive space battle by building your turret battery on the hull.
Aliens have infiltrated the naval command ship. You are the captain and you'll go down with your ship. The question is how many aliens will you take down with you?