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EarthDesk replaces your Macintosh desktop picture or Windows wallpaper with a stunning dynamic image of our planet continuously updating in the background while you work.

Real-time clouds (updated at 3-hour intervals) with transparency and moonlight reflection.
Accurate sun, moon and city lighting.
High quality twilight shading.
Automatically updates when waking from sleep.
Moonlight shading can be turned on or off.
Complete multi-display support.
Eleven different map projections.
Includes both satellite and political maps.