mass {
   name           = everything
   mass           = 800.0
   inertia        = [ 1385.5 2025.1 2867.3 ]
   position       = [ 0.0  0.0  0.0 ]
}

fuel {
   name           = fueltank
   position       = [    0.0    0.0    0.0 ]
   capacity       = 60.0
   y_inner        = 3.5
   y_outer        = 8.8

   default_level  = 60.0
   tank_number    = 1
}

