Designed for anyone who demands the utmost in realism, richness of detail and depth of information, Starry Night Pro is serious astronomy software. With Starry Night Pro, you can view stunningly realistic star fields from 20,000 light-years out, or from your own backyard. You can add images, Internet links and your own custom data sets. You can even track the latest satellites, comets and asteroids. What's more, with over 19 million celestial objects, Starry Night Pro offers instantaneous access to our unique 3D implementation of the complete Hipparcos star database, plus the Hubble GSC, NGC/IC and PGC catalogues, as well as the Messier deep-space objects. With Starry Night Pro, you're limited only by your imagination. Starry Night Pro includes the special edition Starry Night Companion, a 240 page guide to understanding astronomy and the night sky using Starry Night. Starry Night Companion was written by noted Griffith Observatory Planetarium Director, John Mosley and features an introduction by Andrew L. Chaikin, acclaimed author of A Man on the Moon.