books.google.com - There are many planetary systems other than our own, but it is only through a detailed understanding of the relatively accessible bodies in our solar system that a thorough appreciation of planetary science can be gained. This is particularly pertinent with the recent discovery of extra-solar planets...http://books.google.com/books/about/Planetary_science.html?id=Bgsy66mJ5mYC&utm_source=gb-gplus-sharePlanetary science
