Challenge: Exploding Sun

 is a programming challenge in the Intro to JS section. This challenge practices using incrementing techniques for animation

Steps
There are two steps in this challenge:
 * 1) Make a   function: This step asks users to prepare the program for animation by adding a   function.
 * 2) Make the sun bigger: This step asks users to use incrementing techniques to make the sun bigger one pixel at a time.

If users get stuck

 * Pay attention to Oh Noes and the error messages.
 * Go back to the "Animation basics" tutorial.