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! Enter to enjoy playing 21 Days On The Moon game without any charges at friv2000.com. 21 Days On The Moon is one for our amazing Friv 2000 games to play and having fun.

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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