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Mars
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| (Click to see a
larger picture)
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| Mars
is the fourth planet from the Sun.
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| It
weighs 708,000,000,000,000,000,000 tons and has
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a
diameter of 4,222 miles.
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One
day on Mars is 24.7 hours long.
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average distance of Mars from the Sun is 141.6 million
miles.
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| However,
at times Mars is only 128,400,000 miles from the Sun |
| while
at other times it is actually 154,900,000 miles from the
Sun.
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| The
reason is that the orbit is not a perfect circle, but an
ellipse.
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| Mars
takes 687 days to orbit the Sun.
The
mean temperature on Mars
is -5 degrees
fahrenheit.
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