Changes

* '''[[February 18]]''' - [[Pluto]] is discovered by Clyde Tombaugh from photographs at the Lowell Observatory.  * [[Doctor]] [[Leonard McCoy]], suffering from a medical overdose, flees through the ''[https://memory-alpha.fandom.com/wiki/Guardian_of_Forever [Guardian of Forever]'' ] and arrives in this year. <br> He briefly changes history by saving the life of pacifist Edith Keeler. This removes the [[United Federation of Planets]] from history. <br> [[Captain]] [[James T. Kirk|Kirk]] and [[Commander]] [[Spock]] use the Guardian to intercept McCoy in the past, preventing him from saving Keeler's life and restoring history.

{{| class="wikitable" style="width:20%"! colspan="3" | [[Timeline]] |-| <center>[[1929]] || <center>[[1930]] || <center>[[1931]] |-  [[category:timeline nav}}]]