Solar System (Interastra)

The Solar System, often referred to as Home, is a stellar system of the Orion Arm that comprises of the Sun (Sol) and the objects held in orbit by its gravity. It is generally divided into three regions: the Inner Solar System, the Outer Solar System, and the Trans-Neptunian Solar System. The Solar System is generally considered the most important system of Human Space.

There are 8 planets total in the Solar System, they are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. The dwarf planet Pluto was originally classified as a planet but eventually reclassified after the discovery of Eris. There are 9 dwarf planets total: Ceres, Orcus, Pluto, Salacia, Haumea, Quaoar, Makemake, Eris, and Sedna.

Neighboring the Solar System is the Alpha Centauri trinary stellar system, which is a total of 4 light years away.