It’s large, industrial, and has a totally slick rocket housed in the center.
I seem to gravitate towards radial architecture when I set out to draft a building. There is a large, multi-level hangar in the back, and the rest of the building is wrapped around a central core.
Here’s an earlier video, showing off some of the advanced character animation.
There are some finer points to it now, some better details & UV mapping, a new rocket, and a brand new annex.