Chang-Er VPhysicsType: Standard iron/silicate
Radius: 7349.94 km (1.15 x earth)
Surface Area: 6.79 x 108 km2
Land Area: 2.10 x 108 km2 (1.41 x earth)
Mass: 8.62 x 1024 kg (1.44 x earth)
Density: 5.19 g/cm3 (0.94 x earth)
Composition: 34.8% oxygen, 27.1% iron, 15.1% silicon, 10.9% aluminum, 3.9% calcium, 7.6% other metals, 0.7% other elements
Gravimetry Gravity: 10.60 m/s2 (1.08 x earth)
Escape Velocity: 12.49 km/s
Rotation Period: 31.12 hours
Axis Tilt: 0.12 °
Hydrosphere Water: 70 %
Ice: 10 %
Atmosphere Type: Dense toxic
Pressure: 125.88 kPa (1.24 x earth)
Composition: 34.5% nitrogen, 25.9% sulfur dioxide, 21.8% oxygen, 10.2% carbon dioxide, 7.5% argon, trace other gases
Climate Type: Standard
Min Temp: 280 K (7 °C)
Avg Temp: 291 K (18 °C)
Max Temp: 294 K (21 °C)
Biosphere Chemistry: Carbon
Lifeforms: Microbes, algae, sentient invertibrates
Civilization Type: Alien Homeworld
Population: 15.62 million
Society: Anarchy
Tech Level: Iron Age (water power, iron tools and weapons)
Special Features: 4 small moons