It's the year 2569. Be the brave and smart hero defending your planet from the fierce alien invasion! Intercept the alien fleet with your big mother spaceship and lots of assets that will come in handy during the invasion. Create units, towers, upgrade the main base, towers and units and earn lots of experience points to be able to complete successfully all 12 missions sending all those aliens to another dimension!
Enjoy playing Alien Sky Invasion!
Use the mouse to interact. Read in-game instructions.