Because I am obsessive about those sorts of details, I had to know if the captain's gig could plausibly fit on Nebula's main deck with her gasbag fully inflated. I wrote a scene where that happens, and a little voice at the back of my head kept nagging at me to make sure I wasn't describing something that couldn't be done. Turns out after a morning of modeling and measuring, the gig can fit—just barely.
Here's a side-by-side comparison: