🪐 Largest Planet: Jupiter
3rd Grade 🏆 World Records
Jupiter is the biggest planet in our solar system — more than 1,300 Earths could fit inside it.
Gas giant
Jupiter is made mostly of gas and has no solid surface to stand on. Its Great Red Spot is a giant storm bigger than Earth.
Lots of moons
Jupiter has dozens of moons. The four biggest were discovered by Galileo in 1610.
Quick quiz
Which planet is the biggest?
What is the Great Red Spot?
Who discovered Jupiter’s four biggest moons?