a verty interesting history about the relationship betweent eh military and those who study the stars, goes from astrology, to astrological navigation , to Radar( which partially is developed from the study of the dopler effect. to radio telescopes, to now Satelites and GPS systems. interesting to see how eager some of the generals are to use nuclear weapons. its interesting how china and India's space programs is pushing the US and Rissia back into the space race