Test Your Solar System Knowledge

What is the largest planet in our solar system?

Saturn Jupiter Mars Earth

Which planet in our solar system has massive rings that are easily visible with a small telescope?

Neptune Mercury Saturn Uranus

Mars is often called “The Red Planet,” but why does it look so red to begin with?

Mars is covered by a thick blanket of clouds that only reflect back red light. The surface is incredibly hot, causing it to glow. The surface has a lot of iron which turns orange-red when it rusts. The Martian atmosphere has lots of red dust particles.

Did you know that there is a planet that spins on its side? Which planet is it?

Venus Jupiter Mars Uranus

During the day this planet gets hot enough to melt lead, but at night the temperature drops to -290°F?

Mercury Mars Saturn Neptune