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 Amors (1.0 < q < 1.3 AU) (7336) Saunders (1989 RS1)