Iapetus Moon
土卫八（伊阿珀托斯） · 卫星
Iapetus — moon of saturn. Two-toned surface (leading side dark). Equatorial ridge 20km high. Possible ring debris origin.
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| Parent planet | Saturn |
|---|---|
| Diameter | 1,469 km |
| Orbital period | 79.322 days |
| Distance from parent | 3,560,840 km |
| Surface composition | Water ice, Dark carbonaceous material |
| Resource potential | LOW |
Details
Two-toned surface (leading side dark). Equatorial ridge 20km high. Possible ring debris origin.
表面颜色阴阳两面（前缘半球偏暗）。赤道脊高达 20 公里。可能源自环系碎片。
Sources / 数据来源
JPL Horizons / NASA NSSDCA / IAU MPC