The concept is exposed in this youtube video : https://youtu.be/dqwpQarrDwk?t=76
This could be a great way to give the player a sensation of progression in order to go inter stellar progressively.
With these type of infrastructure. The player would be encouraged to build autonomous colonies developed enough to build skyhooks in order to have cheap takeoff and landing.
I think theses infrastructure should be built by players in midle and late gameplay.