How big is California?

Sedna has a very elliptical orbit. It is so far away it takes 10,000 Earth years to complete one orbit. You probably realized that "Sedna" backwards is "Andes”, the world's longest mountain range (It's in South America). Both may seem other-worldly!

Ceres is not a very good place for humans to live. Ceres is also the largest asteroid, and began the debate over the definition of "planet". For a time, Ceres was considered a planet, but then it wasn't.

Dysnomia is Eris's only moon and was discovered on September 10, 2005, which was a Saturday. Also, did you know that "Dysnomia" also refers to a law conflict?

Some scientists used to think Quaoar had a dense core because a pluto-sized object hit it and stripped away its outer layers, but now we know Quaoar is much lighter than we originally assumed. Even so, it's almost as heavy and big as Pluto's moon Charon,

Charon is Pluto's only large moon. They are very close in size. They are so close, some people used to consider Pluto and Charon to be a double planet. Did you know the same side of Charon always faces Pluto, and the same side of Pluto always faces Charon?

Italy was the home to Leonardo Da Vinci, who was an inventor, mathematician, engineer, painter, sculptor, scientist, musician, and much more. Many other painters, including Raphael and Michelangelo, were also from Italy.