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
Uncanny X-Men five X-Men. This meant the resurrection of Jean Grey (performed by retcon, the character appearing from #101 having never really been her), and having Cyclops abandon his wife and child. Claremont strongly objected to the latter, and was hostile towards the title until Louise Simonson became writer. Artist Arthur Adams began a long association with the team by drawing "The Uncanny X-Men Annual" #9 (1985) and would serve as the artist on several of the annuals in the next few years. The end of 1986 saw the first crossover between X-Men titles, the "Mutant Massacre", which saw a large number