Adds two new rocket part types; the Advanced Rocket Part and, if Space Age is enabled, the Interplanetary Rocket Part. Both of these make rockets cheaper in exchange for more complex production lines
Mods introducing new content into the game.
Counted when a user downloads a mod release for the first time. Before Nov 2021 it counted everytime a user clicked the mods download button.
Counted when a user downloads a mod for the first time. Has no data before Dec 2022