Natura - nature
Ref: C. Linnaeus, 1748: 210
actualia - actual entities
Ref: A. Voltolini, 2006: 44 (note 19) [assumed position]
Mundus Plinius - physical world
Ref: C. Linnaeus, 1758: 5 [indirect position]; 24 Apr 2014.
Astra Plinius - celestial bodies
Ref: C. Linnaeus, 1758: 6
Universe
Ref: R. Powell, 2006: 13 Dec 2007 [indirect position]
(Supercluster) Virgo-Hydra-Centaurus Supercluster
Ref: R. Powell, 2006: 3 Nov 2010
(Supercluster) Virgo Supercluster
Ref: R. Powell, 2006: 3 Nov 2010
(Cluster) Local Group
Ref: R. Powell, 2006: 13 Dec 2007
(Galaxy) Milky Way Galaxy veter.
Ref: R. Powell, 2006: 13 Dec 2007
(Spiral arm) Orion Arm
Ref: R. Powell, 2006: 13 Dec 2007
(Region) Local Bubble
Ref: Wikimedia: 5 Oct 2013
Local Interstellar Cloud
Ref: Wikimedia: 5 Jun 2013
(Planetary system) Solar System
Ref: R. Powell, 2006: 13 Dec 2007
(Comet) 47P/Ashbrook-Jackson (1948 Q1)
Ref: Minor Planet Center: 20 Sep 2013