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In 1687, Isaac Newton published the law of universal gravitation in the mathematical principle of natural philosophy. Later, Isaac Newton on why planets revolve around the sun, because of God, is also thinking about the origin of the universe, that in addition to the effect of gravitation, and a tangential force, the tangential force is only the first driving force from god. Now, you are God, and you bring the first thrust of God. You need to control your aircraft and collect two boxes in the game. You need to judge the magnitude of gravity, through the transmission of the orbit. Finally landing on the designated platform, remember that you can’t land faster than the maximum landing speed of the aircraft.
