Creditage
From World Wind Wiki
Patrick Murris - clouds, stars, compass, atmosphere - http://www.alpix.com/3d/worldwin
Pangloss (need name) - Mars stuff, Venus
Chad Zimmerman - Earthquakes - http://alteviltech.com/WorldWind/
Tim van den Hamer - kmlimporter - http://shockfire.blogspot.com/
Bjorn Reppen - measure tool, clock - http://www.mashiharu.com/
D. Deneau - overlay