Workhorse of the interstellar merchant fleets, the hige Class 5000 is one of the largest class of interstellar ship. The structure is a sphere 80m in diameter, composed of a large cargo grid that mounts cargo containers and a couple of small robot tugs for loading/unloading. The crew space in this version is based on the Class 5001 - where the crew decks are located at the front of the vessel above the cargo grid.

Deck Zero - Main air lock, crew stores, and lockers.
Deck One - Crew quarters
Deck Two - Main Control, Power Control, maintenace, galley, canteen, officer's quarters, life support.
Cross Sectional Diagram - showing the relationship between the crew decks and cargo grid.