Mercury is the closest planet to the Sun. Its diameter is 40% smaller than Earth and 40% larger than the Moon. It is even smaller than Jupiter’s moon Ganymede and Saturn’s moon Titan.
In Roman mythology Mercury is the god of commerce, travel and thievery, the Roman counterpart of the Greek god Hermes, the messenger of [...]
Mercury Shows Its True Colors to MESSENGER (MErcury Surface, Space ENvironment, GEochemitry, and Ranging) . 30 January 2008. Credit NASA/JHUAPL
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