For those who crave the knowledge of every technical detail that is a part of the Star Trek television and film franchises, Simon & Schuster offers The Star Trek Encyclopedia: A Reference Guide to the Future. This massive multimedia product contains a vast amount of information Star Trek, covering all seasons of Star Trek (The Original Series) and The Next Generation, the first five seasons of Deep Space Nine, the first three seasons of Voyager, and the first eight feature films. There are four major sections of the product, including Features (collections, articles and resources), Encyclopedia, Episode Guide and Chronology. Information regarding all the Trek-related events, weapons, aliens and planets is included, in addition to more than 3,000 photos and more than 400 video clips. The user can even customize his version of the Encyclopedia by bookmarking entries and grouping them together, as well as by adding his own comments in articles that will be saved to his hard drive.