Niflheim
 Photo of Niflheim taken by X in X CY | |||||||||||||
| Designations | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Named after | Niflheimr | ||||||||||||
| Orbital characteristics | |||||||||||||
| Aphelion | 14.1 AU | ||||||||||||
| Perihelion | 13.7 AU | ||||||||||||
| 13.9696 AU | |||||||||||||
| Eccentricity | 0.0145 | ||||||||||||
| 20025 Earth days | |||||||||||||
| Inclination | 4.83° | ||||||||||||
| Known satellites | ? | ||||||||||||
| Physical characteristics | |||||||||||||
Mean radius | 2.0164 Rᛇ | ||||||||||||
| Mass | 21.845 Mᛇ | ||||||||||||
| 31.3° | |||||||||||||
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| Atmosphere | |||||||||||||
Niflheim is the fifth planet from Yggdrasil and is a blue-white colored ice giant. It is composed mainly of water and ammonia. It is the second largest planet in the Yggdrasil system, with nearly 22 times the mass of Jotunnheim.