Star Trek: Year Five, Issue 21

Star Trek: Year Five, Issue 21 is the twenty-first issue in the Star Trek: Year Five miniseries, written by Brandon Easton, with art by Silvia Califano. Published by IDW Publishing, it was due to be released in but was released in .
== Summary ==
;Solicitation blurb
:With Spock still missing, the crew of the Enterprise needs to figure out where – and when – he is if they want to save the future! Meanwhile, on Vulcan, Spock is faced with a choice that won’t only change his life, but Vulcan society as he knows it! The final voyages of the original mission continue in this episode from writer Brandon Easton (Transformers: War for Cybertron, Thundercats) and artist Silvia Califano (Star Trek: Year Five, X-Files: Case Files).
== Background information ==
=== Creators ===
* Writers:
** Brandon Easton
* Artists:
** Silvia Califano (interior art)
** DC Alonso (color art)
** Neil Uyetake (letter art)
** Stephen Thompson (cover A)
** J.J. Lendl (retail incentive cover)
* Editors:
** Chase Marotz
** Megan Brown
* Star Trek created by Gene Roddenberry
* Special thanks to Risa Kessler, Marian Cordry, and John Van Citters at CBS Consumer Products.
==Appendices==
=== Cover gallery ===
File:Star Trek Year Five issue 21 cover RI.jpg|Retail incentive cover
=== External link ===
* 
Year Five, Issue 21