Fun Planet Mercury Facts for Kids

There are so many interesting facts about the first planet in our solar system!
Let’s learn with facts about Mercury for kids!

Fun Planet Mercury Facts for Kids

We went through the solar system facts for kids the other day and now it’s time to take a closer look at the centre of it.

As a kid I admired this planet as it is so small and so close to the sun – who knows, maybe because I was a small and tiny kid I somehow could relate haha.

Fun Planet Mercury Facts for Kids

Let’s learn something about this small planet, shall we?

Mercury Facts for Kids

Fun Planet Mercury Facts

  • It’s the smallest planet and closest to the sun.
  • As it’s so close to the Sun the temperatures on this little planet can reach 427°C / 800°F by day.
  • It gets very cold at night though as temperatures can fall to -173° / -280°F (talk about cold!).
  • It orbits the Sun in 88 days (as opposed to Earth’s 365).
  • It has no atmosphere.
  • It has no moons.

Fun Mercury Facts for Kids With Free Printables

Free Printable PDF with Mercury Facts
Reading the facts is one thing (and it can be sufficient if your kid is a reading type) but visualising things can be even better. That’s why I’ve created this fun printable with all the facts illustrated to help kids “learn” about them.

Grab the fact sheet here

Mercury facts for kids

More Cool Facts about Planets and Space Objects

Ready to learn about the solar system? Check the solar system worksheets!

Other Facts about Planets and Objects in Our Solar System


Literature: “common knowledge” and Wikipedia