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: Legacy Gage and Simon Spurrier. This is also the final issue of "X-Men: Legacy". A third volume of "X-Men: Legacy" was planned, to be written by Chris Claremont. However, that series was renamed "Nightcrawler" after its featured character. Since the introduction of "X-Men", the plotlines of this series and other X-Books have been interwoven to varying degrees. For most of its run, "X-Men" has featured a completely different battalion of X-Men than other titles featuring the X-Men. While it was not uncommon for characters of one book to appear in the other, any major stories concerning characters were dealt with in