Jim's latest blog entry: One Ocean World Among Many

As we ponder the wonders of own own ocean world, it's exciting to remember that there are maybe a half dozen or more other ocean worlds in our own Solar System, and countless more out there in our galaxy.  Check out Jim's latest HuffPo blog entry at: http://www.huffingtonpost.com/jim-bell/water-solar-system_b_3366503.html