Jupiter is the largest planet in the solar system. Jupiter is so big that all the other planets in the solar system could fit inside it.

Jupiter is the fifth planet from the sun. From Earth, it is almost always the second brightest planet in the night sky.
The planet Jupiter is not a solid like Earth is. Jupiter is made of gases. It is made of the same things that stars are made of.The planet is a giant ball of gas. So Jupiter is called a "gas giant" planet. The planet is covered in thick red, brown, yellow and white clouds. The clouds make the planet look like it has stripes.
Jupiter is famous for its Great Red Spot.Jupiter has three thin rings. Its rings are not like Saturn's rings. Jupiter's rings are hard to see.
Jupiter rotates, or spins, faster than any other planet. Earth takes almost 24 hours to spin once. Jupiter only takes 10. So a day on Jupiter is about 10 hours long.One year on Jupiter is 12 years on Earth.It is very cold on Jupiter.There is more gravity on Jupiter than on Earth.
Jupiter has a total of 67 moons.The planet’s four largest moons are Ganymede, Callisto , Io, and Europa.The largest of Jupiter’s moons is named Ganymede. It is the largest moon in the solar system.