Planet X (Star Trek) Planet X (Star Trek) Planet X () is a 1998 "Star Trek" novel by Michael Jan Friedman which is a crossover between the X-Men comic book series and the characters of "". A "New York Times" bestseller, it was a sequel to an earlier crossover, detailed in the Marvel Comics one-shot "Second Contact" (which was itself similar to an earlier "Star Trek/X-Men" crossover comic, where a slightly different team of X-Men encountered the characters of ). The novel is noteworthy for hinting at an attraction between Jean-Luc Picard and Ororo Munroe (Storm), and made a forward-looking reference to the (then
X-Men Summers. "X-Men" was renamed into "X-Men: Legacy" which focused on Professor X, Rogue and Gambit. Under Cyclops's leadership, the X-Men later reformed in "Uncanny X-Men" #500, with their new base located in San Francisco. "Uncanny X-Men" returned to its roots as the flagship title for the X-Franchise and served as the umbrella under which the various X-Books co-exist. In 2009, "Messiah War" written by Craig Kyle and Chris Yost served as the second part in the trilogy (that began with "Messiah Complex") was released. "Utopia" written by Matt Fraction, was a crossover of Dark Avengers and Uncanny X-Men that served