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Mercury

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Mercury 101 | National Geographic

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The Planet Mercury: Astronomy and Space for Kids - FreeSchool

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Mercury Facts for Kids/Planet Mercury Song for Kids

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What would It be like to stand on Mercury's surface?

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NASA footage: Stunning images of rare Mercury transit across the Sun

Mercury is the smallest and innermost planet in the Solar System. Its orbital period around the Sun of 87.97 days is the shortest of all the planets in the Solar System. It is named after the Roman deity Mercury, the messenger of the gods.
  • Missions to Mercury 

  • Physical characteristics 

  • Orbit, rotation, and longitude 

  • Biological considerations 

  • Observation 

  • Observation history