Kerbal Space Program is a realistic space simulator with humor. Play for free via Steam, build rockets, explore planets and conquer the Universe.

Kerbal Space Program 2 is still stuck in limbo, so fans created a KSP1 mod to deliver on the devs’ original promise. One major star system is already implemented, with another on the way.

There is also Kerbal Space Program 2, but this game has mostly negative reviews. Personally, I played the second one and it was incredibly buggy, with extremely long loading times.

To encourage innovation, in recent years aeronautics researchers have created the Kerbal Space Program Differential Game Challenge, a sort of playground based on the popular Kerbal Space Program ...

Dean Hall sees Kerbal Space Program as one of the most inspiring games ever, and that's not just a personal opinion: It's the inspiration for his latest game, and he says that literal rocket ...