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Solar System Defense

Are you ready for this ultimate battle: Solar system Defense? You have to defend all the planets from the solar system from enemies that are trying to take over the galaxy.Prove you are the hero and defeat all incoming enemies. Build carefully your defense line, and try to keep it upgraded to be able to destroy all your enemies. Try to repel all the waves and keep your planet intact all the way. Let`s win this free online flash game called Solar system Defense.

Enjoy playing Solar System Defense!

Use your mouse to play this game.

How to play Solar System Defense

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