Earth Defender-Save the Planet

No longer just Science Fiction, a series of asteroids are on their way to planet Earth. No one is safe as these massive rock formations rain down on our planet. Please help save our planet from complete destruction. Protect us from the wrath of space and impending doom.
HOW TO PLAY:

Tap the asteroids before they hit the planet. Be quick, just three collisions will ensure the destruction of Earth. Be careful!!! Accidentally destroying Earth's communication satellites will contribute to the planet's destruction.