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Mars orbits the Sun, it completes one rotation every 24.6
hours, which is very similar to one day on Earth (23.9
hours).
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With a radius of 2,106 miles (3,390 kilometers), Mars is
about half the size of Earth.
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Mars has a thin atmosphere made up mostly of carbon
dioxide, nitrogen, and argon gases.
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Mars is home to Olympus Mons, which is the tallest volcano
and the highest mountain known in our solar system, it's
about three times the height of Mount Everest.
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You can jump about three times higher on Mars than on
Earth because Mars has weaker gravity, it's about 38% of
Earth's gravity
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