This false-colour image of Mercury is not what the planet would look like to the naked eye. The colors enhance the chemical, mineralogical, and physical differences between the rocks that make up Mercury's surface. Source: NASA

This false-colour image of Mercury is not what the planet would look like to the naked eye. The colors enhance the chemical, mineralogical, and physical differences between the rocks that make up Mercury's surface. Source: NASA

This false-colour image of Mercury is not what the planet would look like to the naked eye. The colors enhance the chemical, mineralogical, and physical differences between the rocks that make up Mercury’s surface. Source: NASA