Mercury (0.4 AU) is a main belt asteroid that is close to the Sun as much as possible, and is a main belt asteroid with the smallest (0.055) times its mass, world) Mercury does not have its own satellite star. A surface that has the holes in addition to clashes, a steep Ridge that may have occurred during the era of the formation during the first of the history of science. The atmosphere of mercury is very thin so it almost has no atmosphere. The solar wind consists of atoms that have been relegated to taking blows nearly kaenklang out of steel that has a relatively large size. Later, as the thin crust layer is not yet able to explain clearly. Theories about the star's shell layer of outer skin layer that describes the tear off with major clashes said it was pushed from the surface layers of the body due to the Sun's tremendous energy and great discounts.
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