Earth is a planet that revolves around the sun. Eight other planets travel around the sun too. Together, the sun and its nine planets are called the solar system.
Nine Planets


  • Let's have a quick look at our solar system and the position of the planets compared to the sun. Click on the planets to begin your exploration.
    Mercury, Venus, Earth, and Mars are known as the small outer inner planets.
    Which planet is closest to the sun?
    Mercury Earth Mars

    Press the button to see how well you did.

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