The nine planets of our solar system are similar in some ways, and very different in others. These characteristics influence why planets are the way the are. Let's look at some planet comparisons.
 

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COMPARISON TOPICS

What is the planet's distance from the Sun?
   
How long does it take for the planet to complete one rotation?
   
How long is one year for the planet?
   
How big is the planet in diameter?
   
How many moons does the planet have?
   
How many rings does the planet have?
   

 

If you're unfamiliar with metric system, you shouldn't be! But for those of you who are, here's a cool tool to help you out.