The Mercury: Inner most planet from the sun. The Mercury planet is smallest planet and innermost planet of our solar system. The name Mercury is after the Greek god Hermes, translated into Latin Mercurius Mercury, He is the god of commerce, the messenger of the gods and mediator between gods and mortals. As the Mercury is the closest planet from the sun, it has the fastest speed of revolution around the sun. Because of the sun’s very strong gravitational force, this gives Mercury speed. The Mercury is speeding along at about 29 miles per second around the sun and completing each orbit in just 88 Earth’s days. The Mercury planet rotates about its axis very slowly, taking nearly 59 Earth days to complete one rotation. As a result, a day on Mercury is about 176 Earth day . The speed of planet gives it the nickname as Swift Planet . The Mercury: Smallest Planet in solar system. ...
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