Planet Genesis 2 is a free educational game for Windows and Mac. It's the sequel to the best-selling Planet Genesis. It's designed to teach science concepts, like the difference between the atmosphere and the biosphere, the formation of the earth, and the evolution of life on Earth. Players will use the game's easy-to-use interface to explore the solar system, discover new planets, and learn more about the universe. The game contains more than 40 short- and long-term educational objectives. These objectives are designed to teach science concepts, like the difference between the atmosphere and the biosphere, the formation of the earth, and the evolution of life on Earth.