14. Mercury
MESSENGER's 2nd Flyby.
Mercury in False-Color
Mercury Surface
Mercury Scarps
14. Mercury

14. Mercury


Planet

Diameter: 4,879 km
Orbit Radius: 0.386 AU
Orbital Period: 88.0 days
Rotational Period: 58.65 days
Average Temperature: 167°C
Max/Min Temperature: 427°C/-173°C
Composition: Rocky
Number of Moons: 0
Atmosphere: None
Atmospheric Pressure: 0 bars
Gravity (Earth=1): 0.38
Mass (Earth=1): 0.06
Magnetic Field: Yes