🆓 FREE with . World's Without End. The Exploration of Planets Known and Unknown

World's Without End. The Exploration of Planets Known and Unknown By J.S. Lewis This notable book about extra solar planets shines brighter than many of its companions-is part because Lewis is a planetary scientist at the University of Arizona) well versed in his field. Lewis is a fine teacher, lacid without being didactic; be explains that while there are billions of galaxies, each containing billions of stars, (only a few types of stars are candidates for hosting hab itable planetary systems, not only because of their size but also due to their life expectancy... interested in exploring the basic questions that are at the forefront of today's most advanced observatory science" New offers welcome!!