Solar system fun facts

Hello everybody!

Fist of all, I'm sorry for my bad english, it's not my mother tongue.

I decided to illustrate some fun facts about the solar system. I love astronomy and especially planets.

I did some researches for the facts, pictures, colors and things like that.

Here are my sketchbook:

And here, my first try (on photoshop, I need to exercice with my graphic tablet):

I didn't like it, so, back to my sketchbook:

The result:

I have one or two more facts to illustrate for later :)