Download size

How many GB is Kerbal Space Program 2?

45 GB

That is more than the typical Simulator game, which needs about 4 GB.

Leave at least 59 GB free: games need headroom to unpack updates.

The figure is the storage Steam lists as required for this game, not a measured download.

Kerbal Space Program 2 is a sequel to its award winning 2015 predecessor, space sim Kerbal Space Program. A game where you lead green creatures called Kerbals to space by constructing rockets of varying success rates. KSP2 is planned to bring the franchise to new frontiers, with colonies, interstellar travel, and multiplayer. As of June 28th 2024, the development studio behind it, Intercept Games, alongside Private Division, was shut down by Take Two Interactive. The Franchise is now in the hands of publisher Fictions, funded by Haveli Investments. The future of the game remains unknown as of January 2026.