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| Diameter
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4220 miles |
| Gravity
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0.375 that of earths gravity |
| Tilt of axis
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25 degrees |
| Length of year
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687 earth days |
| Length of day
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24 hours 37 minutes |
| Temprature
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High of 27°c in summer - Low of -133°c in winter |
| Atomsphere
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Mostly Carbon Dioxide, some water vapour |
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