As a rule, Star Trek makes no effort to maintain continuity outside of its Live Action Television series and films -- in fact, for a while, there was a directive that tie-ins couldn't reference anything except the live-action canon. Novels, comics, video games, roleplaying games, technical manuals etc. draw from their common origins, but exist largely independent of each other save for occasional Shout Outs or borrowed elements. Some of the older books have been retroactively absorbed into the "Novel Verse" continuity, most have not. There are (naturally) many Star Trek comic books, including: