Mark, that's just amazing. It's both beautiful and informative. Have you written anything on how you built it?<p>(yes, I'm guilt of poking at the source and scanning it with builtwith.com)<p><a href="http://builtwith.com/?http%3a%2f%2fastrogeology.usgs.gov%2fdwarfs%2fdwarf.html" rel="nofollow">http://builtwith.com/?http%3a%2f%2fastrogeology.usgs.gov%2fd...</a>