If you had the power, how would you create the solar system? What would be the size of each planet or star? And how would you place them in orbit? If you are interested in Astronomy and looking for a powerful yet easy to use 3 dimensional space sand box app to create and simulate a whole new galaxy with realistic physics rules, then you’ve come to the right place. My Pocket Galaxy, the 3D sand box game, provides you the ultimate power to explore the infinite space and simulate your own space full of different planets, gas giants, and stars.