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Added on 07/31/07
Windows users can create images like this in real time, on their own machines, as well as view the sky, stars at the horizon, the solar system, orbits of asteroids and comets, and more with Home Planet, my public domain Earth/Space/Sky simulator...
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Windows users can create images like this in real time, on their own machines, as well as view the sky, stars at the horizon, the solar system, orbits of asteroids and comets, and more with Home Planet, my public domain Earth/Space/Sky simulator available for your FTPing pleasure. Other public domain astronomy and space software available from the same site includes: On the Web: Eclipse 2001 -- In Darkness: Africa and Eclipse 1999 -- Expedition to Iran. Moon at Perigee and Apogee. Solar System Live: interactive orrery. Switzerland from Space. Terranova: a new terraformed planet every day. Your Sky makes custom star maps for any location on Earth at any date and time. For Windows: Home Planet, Earth screen saver, Sky screen saver, Moontool, Craters screen saver, and an Excel catalogue of the Palomar Observatory Sky Survey. For Unix (X/OpenWindows): Moontool, and Xsunclock. All of these packages and more can be located from my home page. See less 
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