This is the best starting place for those new to the topic of Planet X, because if presents a foundation understanding of the topic. It explains the various names used to describe these objects and offers a comprehensive history of the topic dating back to 1781 through to the present. For newbies, it is a real time saver, because it condenses months if not years of personal research for most, into a one-hour presentation.
RELATED WEB SITES
http://planetx101.com
http://yowusa.com
http://yowinc.co
http://feelbetteronyourown.com