Looking at this photo taken by the Cassini spacecraft, you realize how insignificant we are.
Here is a great list of libraries that can be used in applications. http://coding.smashingmagazine.com/2009/03/02/40-stand-alone-javascript-libraries-for-specific-purposes/
I cringe when I see beautiful maps, charts and graphs that provide no value. For a truly valuable visualization, you need to make sure you account for the aspects that…