This is a concept of the mid-way-through-development space station's external docking port. In the game you get blasted into space in a small shuttle at the end of the rocket.
This version of the docking port goes along better with this version of the space station I think [link]
Though works with this too... if you had a little age and color to it.. [link]
Check out the game's official site! [link]
Wow!...I mean WOW!!!