The NASA World Wind desktop software is similar to Microsoft Telescope & Google Earth. Satellite pictures of the world are processed in this software so that the viewer can zoom into any one place on earth.
Landsat satellite pictures of the world is combined with Shuttle Radar Topography Mission data to create zoom-able images of each point on the earth.
World Wind is open source Windows software that lets you experience Earth terrain in visually rich 3-Dimensional images of the earth.
After Google Earth showing constellations, moon & images from the Hubble Telescope on your desktop , Microsoft has released the desktop telescope software free .
Named the Microsoft WorldWide Telescope , it is a free desktop software that shows pictures of galaxies , planets & various space objects including dark matters.
This is a great tool for kids & children to know the stars & our planetary systems & a great free astronomy software for anyone who wants to be aware of basic astronomy.