The thing that makes Mars red.
What is rust?
The year Pluto became a dwarf planet.
When is 2006?
The biggest dwarf planet.
What is Pluto?
The color of Saturn.
What is beige?
The color of mercury.
What is grey?
The number of moons Mars has.
What is 2 moons?
The amount of moons pluto has.
What is 5 moons?
The number of dwarf planets.
What is 5 planets?
The length of Saturn's orbit.
What is 10,756 days?
The number of moons Mercury has.
What is zero moons?
The length of Earth years on Mars.
What is 687 Earth days?
Pluto's biggest moon.
What is Charon?
The things dwarf planets are made of.
What is rock and ice?
The number of moons Saturn has.
What Mercury is mostly made of.
What is iron?
The percentage of weight change on Mars.
What is 38%?
The person who named Pluto.
Who is Venetia Burney?
The smallest dwarf planet.
What is Ceres?
What Saturn's rings are made of.
What is ice, rocks, and dust?
The amount of time Mercury takes to orbit the Sun.
What is 88 days?
The radius of Mars.
What is 2,106 miles?
The person who found Pluto.
Who is Clyde Tombaugh?
The dwarf planet's names.
What is Ceres, Pluto, Haumea, Makemake, and Eris?
Saturn's maximum temperature.
What is 21,000 degrees?
The maximum temperature of Mercury.
What is 800 degrees?