Kerbal Space Program

Global, Indie, Simulation, Steam Trading Cards, Partial Controller Support, Steam Cloud, Single-player, Steam Workshop, Tradable

Link to the game in Steam

In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.