Planet Mars

Some Martian Facts
courtesy of NASA

Average Distance from the Sun227,936,640 km (metric)
141,633,260 miles (english)
Perihelion (closest)206,600,000 km (metric)
128,400,000 miles (english)
Aphelion (farthest)249,200,000 km (metric)
154,900,000 miles (english)
Equatorial Radius3,397 km (metric)
2,111 miles (english)
Equatorial Circumference21,344 km (metric)
13,263 miles (english)
Volume163,140,000,000 km3 (metric)
Mass641,850,000,000,000,000,000,000 kg (metric)
Density3.94 g/cm3 (metric)
Surface Area144,100,000 km2 (metric)
89,500,000 mile2 (english)
Equatorial Surface Gravity3.693 m/s2 (metric)
12.116 ft/s2 (english)
Escape Velocity18,072 km/h (metric)
11,229 mph (english)
Sidereal Rotation Period (Length of Day)1.026 Earth days (24.62 hours)
Sidereal Orbit Period (Length of Year)1.8807 Earth years (686.93 Earth days)
Mean Orbit Velocity86,871 km/h (metric)
53,979 mph (english)
Orbital Eccentricity0.0934
Orbital Inclination to Ecliptic1.8°
Equatorial Inclination to Orbit25.19
Orbital Circumference1.366,900,000 km (metric)
849,400,000 miles (english)
Minimum/Maximum Surface Temperature -87° to -5° C (metric)
125° to 23° F (english)
Atmospheric ConstituentsCarbon Dioxide, Nitrogen, Argon
Mars' MoonsPhobos
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