- fourth closest planet to the sun
- 228,000,000 kilometers from the sun
- 1.9 earth years to rotate the sun
- length of day is 1.03 Earth days
- the diameter is 6,794 kilometers
- Density is 3.9 grams/cubic centimeter
- temperature ranges from -125°C (-193°F) to 25°C
(77°F)
- Surface gravity is 0.38
- 2 moons, Phobos and Deimos
- polar caps
- volcanoes
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