Survive 21 days on the moon and try to survive all the alien attacks around you! By shooting aliens you gain money and with that money you can buy upgrades in the store! Welcome to play 21 Days On The Moon game for free in friv50000.com. 21 Days On The Moon is a wonderful game from our great collection of Friv 50000 games which are updated everytime.

Use WASD And Arrow keys button to Move, Use Mouse button to Aim/Shoot, Use Spacebar button to Jet, Use 1 And 2 And 3 button to Switch Weapons, Use R button to Reload,

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