|1.16 Earth Atmospheres atm|
Sonedma is the second of the Amazon system's arid "super-terrestrial" worlds. It is considerably less dense than its neighbour Derneuca and has an atmosphere of carbon dioxide and ethane. Its frozen surface is mainly composed of iron-laced silicates with deposits of sulfur.
- Note: This planet can be surveyed for a polonium Rare Element Deposit.