12. Mars

12. Mars

Courtesy of NASA/Malin Space Science Systems

http://www.msss.com/mars_images/moc/4_11_99_tharsis/moc2_118_msss.jpg


Planet

Diameter: 6,779 km
Orbit Radius: 1.52 AU
Orbital Period: 1.88 years
Rotational Period: 24.6 hours
Average Temperature: -65°C
Max/Min Temperature: 20°/-87°C
Composition: Rocky
Number of Moons: 2
Atmosphere: 95.3% CO2; 2.7% N2; 1.6% AR
Atmospheric Pressure: 0.01 bars
Gravity (Earth=1): 0.38
Mass (Earth=1): 0.11
Magnetic Field: No