Facts About Our Solar System's Planets

    Discover the mystery and wonder of our solar system by learning interesting facts about the planets.

    From Mercury, the closest to the Sun, to Neptune, the farthest away, each planet in our Milky Way is unique with its own special characteristics (Source). 

    Join us as we explore these wonders of space:
    • Our solar system contains many worlds with many kinds of atmospheres.
    • Many moons orbit planets in our solar system.
    • Rings surround some planets in our solar system.
    • The densest planet in the solar system is Earth.
    • It takes Neptune 165 earth years to circle the sun.
    • The largest atmospheric vortex in the solar system, the Great Red Spot on Jupiter, is larger than Earth (Source).
    • Mercury is the smallest planet in our solar system.
    • Our solar system has five known dwarf planets so far: Ceres, Pluto, Eris, Haumea, and Makemake.
    • The majority of the mass in the solar system is found in the Sun.

    Solar system for kids


    There are many fun and interesting facts for kids to explore when learning about the solar system. 

    The sun is the largest and hottest object in the solar system and is made mostly of hydrogen and helium gas. It is surrounded by eight planets - Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. These planets are all different sizes and have unique atmospheres and characteristics that make them special.

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    More facts for kids

    Sure, here are some interesting facts for kids about the planets in our solar system (Source):
    1. Mercury is the closest planet to the Sun and it rotates very slowly, taking 59 Earth days to complete one orbit.
    2. Venus is the hottest planet in our solar system, with temperatures as high as 864 degrees Fahrenheit.
    3. Earth is the only planet in our solar system known to support life, with over 8.7 million species of plants and animals.
    4. Mars is known as the "Red Planet" because of its reddish appearance caused by iron oxide or rust on its surface.
    5. Jupiter is the largest planet in our solar system, with a diameter of 86,881 miles, more than 11 times the size of Earth.
    6. Saturn is famous for its stunning ring system made up of ice, rock, and dust particles.
    7. Uranus is known for its unusual tilt, rotating at an angle of nearly 98 degrees to the plane of its orbit.
    8. Neptune is the farthest planet from the Sun, taking 165 Earth years to complete one orbit around the Sun.
    9. In addition to the eight planets, there are also dwarf planets in our solar system, including Ceres, Pluto, and Haumea.
    I hope these facts are interesting and informative for children. Let me know if you would like more information about any of the planets.

    1. Ten Things You Didn’t Know About Our Solar System.” BBC Bitesize, www.bbc.co.uk/bitesize/articles/zkdbqp3. Accessed 11 Feb. 2023.
    2. 10 Crazy Facts You Didn’t Know About Space.” ASU Center for Child Well-Being, 2020, childwellbeing.asu.edu/SpaceFacts. In-Text Citation: (“10 Crazy Facts You Didn’t Know About Space”)