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Class N reducing planet
| PLANETARY CLASSIFICATION | |
| Class N | |
| Classification: | Reducing |
| Age: | 3-10 billion years |
| Diameter: | 10,000-15,000 km |
| Location: | Ecosphere |
| Surface: | High surface temperature |
| Atmosphere: | Extremely dense with carbon dioxide and sulfides |
| Lifeforms: | unknown |
A Class N planet is a planet that has a high surface temperature due to a greenhouse effect and water exists only as vapor. (ST reference: Star Charts)
Planets of this Type
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- Venus (Sol II)
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