Evolution Planet - 14 Billion is an Android game developed by UnknownProjectX, available for free in the Games category of the app store. The game is a simulation of a solar system, allowing the player to configure and customize the behavior of the planets within it.

The game offers a great deal of flexibility in terms of customization, allowing players to adjust the size, speed, and shape of planet orbits, as well as the size, rotation speed, and rotational axis of individual planets. Additionally, players can add rings, satellites, and other features to planets, and even create asteroid belts and other celestial phenomena.

One of the most impressive features of Evolution Planet - 14 Billion is its ability to store up to 100 different solar systems, giving players ample opportunity to experiment with different configurations and explore the possibilities of the game. Overall, this is a well-designed and engaging game that is sure to appeal to anyone with an interest in science and astronomy.