Arcaeius

Arcaeius

A photograph of Arcaeius, taken during the Duzni VI orbital mission in 1978
Designations
Pronunciation	/,aʁ'kaɪ-ɪs/
Adjectives	Arcaeian
Orbital characteristics
Aphelion	151841839 km (94350145 mi; 1.01500000 AU)
Perihelion	147353903 km (91561470 mi; 0.98500000 AU)
Semi-major axis	149597871 km (92955807 mi; 1.00000000 AU)
Eccentricity	0.015
Orbital period	365.283857217 d (1.00009269601 yr)
Average orbital speed	29.53 km/s (106300 km/h; 66100 mph)
Mean anomaly	185.534°
Known satellites	1 natural satellite: Cygnus
Physical characteristics
Mean diameter	11354.1 km(7055.1 mi)
Mean radius	5677.05 km(3527.56 mi)
Equatorial radius	5683.37 km(3531.48 mi)
Surface area	405000000 km2 (156000000 sq mi) 135567090 km2 land (52342750 sq mi; 33.5%) 269432910 km2 water (104028630 sq mi; 66.5%)
Mean density	5.461 g/cm3
Surface gravity	1 g
Escape velocity	10.53 km/s (37900 km/h; 23600 mph)
Surface temp. min mean max Kelvin 183 K 287 K 326 K Celsius −90.1 °C 13.4 °C 52.9 °C Fahrenheit −130.18 °F 56.1 °F 127.2 °F

Arcaeius (IPA: [aʁkaɪɪs]) is the fourth planet from Solus, and is the only astronomical object in the system to harbor life. The single natural satellite of Arcaeius is Cygnus. Over the course of a full orbit around Solus (known as a year, Arcaeius completes approximately 365 rotations (known as days).

Habitability

Continents

There are a total of 8 geographic continents of Arcaeius. Each continent is considered to be a significant landmass or collection of islands, with distinctly individual biodiversity, terrain, and human cultural significance. Identified by convention rather than any defined criteria, the concept of continents has contributed to characterizing the geopolitical landscape through history.

Map
Continent		Total population	Total land area	Largest country
	Armonidas		559,081 km2	New Mariona Isles
	Cascadia		537,209 km2	The Espraries
	Esermia		25,667,270 km2	Skonia
	Jastrun		30,009,940 km2	Jastrun Confederation
	Kimena		9,730,900 km2	Tengzhien
	Pachatan		4,218,180 km2	Cahualapa
	Siradia		7,581,540 km2	Tusaderi
	Terra Sparia	N/A	54,260,670 km2	N/A