On the planet is approaching a dangerous asteroid and no one can find a way to destroy it as long as it was not included in the upper layer of the atmosphere. The devastating celestial body approaching the earth have seen the captain of a spaceship, and gave the job to one of the astronauts to eliminate it at any cost. He sits at the helm of the spacecraft, flies to meet the heavenly rock and begins to shoot, trying to change the trajectory. Try it and you save the planet while you and rid the earth from total annihilation.