The Planet Mars

• Average distance from
  the sun:  141,704,100 miles
• Average distance from 
  Earth:  48,704,100 miles
• Rank in size among the planets:  7th 
• Diameter at the equator:  4,223 miles 
• Planet type: Solid, rocky surface 
• Mass:  .1075 times the earth's mass 
• Gravity:  .379 times the earth's gravity 
• Surface temperature:  approximately -220°F to 68°F 
• Orbital velocity:  14.99 miles/sec 
• Earth days required to orbit the sun:  686.95 
• Tilt of axis:  23°59' 
• Earth hours required to rotate on its axis:  24h, 37m 
• Escape velocity:  3.1 miles/sec 
• Number of moons:  2 
• Does it have and atmosphere?  yes 

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