Lightbox. Meet the planets

Did you know that rings circle around Saturn? They are made of rock and ice. Learn more in Saturn.

Did you know that Uranus is the only planet that spins on its side? Uranus has a liquid center. Learn more in Uranus.

Did you know that Venus has many large volcanoes? Maat Mons is the highest volcano on Venus. Learn more in Venus.

Did you know that Neptune is called an ice giant? It is a large planet made of ice. Learn more in Neptune.

Did you know that Mars is about half the size of Earth? Mars is sometimes called the Red Planet because iron in the soil makes it look red. Learn more in Mars.

Did you know Mercury is the smallest planet in the solar system? Since it is mostly made of iron, Mercury is very heavy. Learn more in Mercury.