Factorio pretty much rewrote its world generation to account for new planets—like this volcanic one

Am image of the factorio map split into in-game and noise-map generation versions.

Factorio's upcoming Space Age expansion and the free Factorio 2.0 update that goes with it means a lot for the factory-building game, especially because the effort on developer Wube Software's part to update many game systems and the underlying code base have made huge changes to what's possible inside Factorio.

Elevated trains, for example.