Okay I found my answer and it turns out that Spacedock is the TNG series is almost 17km tall ... OUCH! That is one big station. I take back anything I said about you 9km station
I am so looking forward to a 3d Model of this bad boy with some ships around it for comparison
Any ideas for a name I could use in my campaign, since Starbase Delta is out, maybe they will put one in the Gamma Quadrant and I could call it Starbase Gamma
