Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       Astra Plinius - celestial bodies
         Universe
           Virgo-Hydra-Centaurus Supercluster
             Virgo Supercluster
               Local Group
                 Milky Way Galaxy veter.
                   Orion Arm
                     Local Bubble
                       Local Interstellar Cloud
                         Solar System
                           Asteroid Belt
                             Main Belt
                               "Main-belt I" (2.06 AU ≤ a ≤ 2.50 AU)
                                 Parthenope Region
                                   Nysa Family
                                     (44) Nysa