parameter,value,unit,description
vehicle_length,42000,mm,Core primary structure
full_docked_length,~50000,mm,With Skimmer attached
solar_deployed_span,58000,mm,Four-wing envelope
ring_outer_diameter,26000,mm,Twin habitation rings
ring_occupied_radius,12000,mm,Artificial-gravity reference
ring_width,3200,mm,Axial sector width
ring_depth,2800,mm,Section envelope
ring_sector_count,12,count,Per ring
ring_spacing,5000,mm,Centre-plane spacing
ring_rotation_speed,4.3,rpm,Screening speed
spine_radius_v08,1800,mm,Optimised truss radius
longeron,160 x 6,mm,OD x wall
frame,130 x 5,mm,OD x wall
diagonal,100 x 4,mm,OD x wall
ring_torque_brace,90 x 4,mm,OD x wall
propulsion_strut,120 x 5,mm,OD x wall
solar_wing_length,20500,mm,Each wing
solar_wing_width,4200,mm,Each wing
radiator_length,9000,mm,Each panel
radiator_width,2800,mm,Each panel
propulsion_pods,6,count,Two thrusters per pod
skimmer_length,8000,mm,Aeroshuttle
skimmer_width,5500,mm,Maximum
skimmer_height,2100,mm,Maximum
primary_docking_diameter,1600,mm,Forward interface
service_tunnel_diameter,1200,mm,Central tunnel
