|
SI Units |
Earth Relative |
|
Radius (Equatorial) |
2,439,700 m |
0.3829 x Earth |
Mass |
3.3022 x 1023 kg |
0.55 x Earth |
Temperature (Surface Mean) |
452 K (179°C) |
|
Gravity |
3.7 ms-2 |
0.378 g |
Escape Velocity |
4,250 ms-1 |
|
Axis Tilt |
0° |
|
Distance from Sun (Semi-Major) |
5.79091 x 1010 m |
0.387098 AU |
Orbital Period |
0.2409 Earth Years (87.969 Earth Days) |
|
Rotational Period |
58.65 Earth Days |
|
Number of Moons |
- |
|
Atmosphere |
Little, traces of Hydrogen and Helium |
|
Rings |
- |
|
Missions to Mercury |
Mariner 10, Messenger |