Desktop Earth - You should run it as admin.
EarthView - Free Cloud Data Download
HD Space Live Wallpaper - HD Space Live Wallpaper helps you get a glimpse of the earth’s magnificence.
Xplanet - Xplanet is free software, distributed according to the terms of the GNU General Public License.
EarthDesk - Xeric Design, Ltd. is a leader in global time and mapping software.
Living Earth - Living Earth gives you a stunning live 3D simulation of our planet at our current moment in time...