Mercury is the smallest planet in our solar system. Mercury is also closest to the sun. It has a orbital period of about 88 Earth days. Mercury's radius is 1,516 mi., Distance from the Sun is 35.98 million mi., Mass 3.285 * 10^23 kg. (0.055 M).
Mercury has no moons.
The temp. is about 801 Fahrenheit (427 Celsius).
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This is a scale modle of how big Mercury is to Earth.
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