"It'd have to be massive to sustain conscious life comfortably," he observes. "Particularly this many people. And judging by the number of passenger floors it seems to be running on low occupancy at that."

This is veering dangerously towards a 'rambling teacher' moment, and Severus abruptly stops talking. Nobody needs to know he's memorized half the handbook on the network in the time it's taken him to get through the lift. No one cares, you nerd.

"Supposedly there are windows in the shuttle bay. But it may be restricted to crew."

Still, he'll be creeping around to get a look sooner or later. You can't not look out the damn windows in space.