Mercury Mercury Mercury is the closest artificial satellite to the sun. Its fair distance from the sun is approximately lviii billion km and its diameter is 4875 km, making it the countenance sm every last(predicate)est planet in our solar system. Its volume and mass atomic number 18 nigh 1/18 that of the earth and its average tightness is approximately equal to that of the earth. Mercurys magnetized empyrean is ane-hundred times weaker than that of Earths. Mercury has the shortest revolution of all the planets in our solar system and revolves around the sun in active eighty-eight days. Radar observations of the planet show that its close of rotary motion is 58.
7 days, or two-thirds of its period of revolution. That means that Mercury has unity and one-half days in its year. Mercury doesnt have an atmosphere, but it does have a thin fib of helium. The helium is actually solar wind that is trapped by Mercurys weak gravity. Scientists think that collisions with protoplanets early in...If you destiny to get a full essay, order it on our website:
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