Mercury Planet
Mercury — physical and orbital data plus resource notes.
View in the 3D map →Data
| Mean radius | 2,440 km |
|---|---|
| Mass | 3.301e+23 kg |
| Distance from Sun | 0.387 AU |
| Orbital period | 0.2408 years |
| Rotation period | 58.646 days |
| Surface temperature | 100–700 K |
| Atmosphere | Exosphere (Na, K, O2) |
Sources / 数据来源
JPL Horizons / NASA NSSDCA