Jupiter is the biggest planet it is approximately 143,000 Kilometers (about 89,000 miles) wide as it's equator. Jupiter is so big all of the other planets in the solar system could fit inside it! More than 1,300 earth's could fit inside it.
Jupiter is like a star in composition if it was 80 times bigger it would become a star instead of a planet!
Jupiter is called a gas giant planet. It's atmosphere is made up of hydrogen gas and helium gas, like the sun. The planet is covered in thick red, brown, yellow, and white clouds. The clouds make the planet look like it has stripes.
Jupiter has three rings that are hard to see. NASA's voyager 1 spacecraft found the rings in 1979. Jupiter's rings are made up of Mosley dust particles