Tethys
Tethys has the lowest density out of all major moons in the Solar System, indicating that it is mostly made out of water ice.
Tethys
| Orbit | 295,000 km |
| Diameter | 1060 km |
| Gravity | 15mg (negligable) |
| Day Length | Synchronous |
| Year Length | 1.89 days |
| Atmospheric Pressure | None |
| Atmospheric Composition | None |
| Temperature | -187°C |
Type
Planetoid / Moon
Location under
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