Callisto
Second largest and tidally locked with Jupiter, is about half ice (mostly water and some volatiles) with a likely metal and rock core. It is a key strategic point in the Belt, since it has both Martian Congressional Republic and United Nations shipyards.
Callisto
| Callisto | |
|---|---|
| Diameter | 4,820 km |
| Gravity | 0.126g (light) |
| Day Length | 16.7 days |
| Year Length | Jupiter orbit 17 days |
| Atmospheric Pressure | 7.5x10-10 kPa |
| Atmospheric Composition | CO2,O |
| Temperature | -218°C |
| Government | Martian Colony |
| Capital | Port Hampton |
| Population | ~3 million |
| Currency | Martian Dollar(MCR$) |
Type
Planetoid / Moon
Location under
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