Fission or more preferably Fusion powered Fusion Plasma Ion Engine Ship.

A unique ship design for "artificial gravity" during flight.  (Click this link or the graphic below for a larger image)

Interior Layout  (Click this link or the graphic below for a larger image)

The Fusion Plasma Ion Engine  (Click this link or the graphic below for a larger image)

Landing Gear  (Click this link or the graphic below for a larger image)