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Known as the red planet, Mars is associated with the Roman god of war. It has greatly interested people over the years as it was considered to have intelligent life forms. | |
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Mars rotates on its axis once every 24 hours 37 minutes, so its day is roughly the same as our earth's. It takes it 687 days to orbit the sun, so its year is about twice as long as an earth year. |
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It has a diameter of about 6 800km and an atmosphere similar to the thin atmosophere above the earth. There is much more carbon dioxide and a lot less nitrogen. The temperature at the equator ranges from -100° C up to 28° C . |
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Mars has two moons: an inner moon - Phobos, and an outer moon - Deimos. |