Mass (kg) | 5.98 x 10^{24} |
Diameter (km) | 12756 |
Mean density (kg/m^{3}) | 5520 |
Escape velocity (m/s) | 11200 |
Average distance from Sun | 1 AU (149,597,890 km) |
Rotation period (length of day in Earth days) | 1 (23.93 hours) |
Revolution period (length of year in Earth days) | 365.26 |
Obliquity (tilt of axis degrees) | 23.4 |
Orbit inclination (degrees) | 0 |
Orbit eccentricity (deviation from circular) | 0.017 |
Mean surface temperature (K) | 281 |
Mean maximum surface temperature (K) | 310 |
Mean minimum surface temperature (K) | 260 |
Visual geometric albedo (reflectivity) | 0.39 |
Highest point on surface | Mount Everest (over 8 km above sea-level) |
Atmospheric components | 78% nitrogen, 21% oxygen, 1% argon |
Surface materials | basaltic and granitic rock and altered materials |