It's not just iconic characters like Kirk, Spock, and Janeway that have made "Star Trek" one of the best science fiction franchises of all time. It's also its memorable alien races like the Klingons, ...

Star Trek is packed with all sorts of alien, both on the Enterprise and throughout the final frontier, and these are the strongest alien races of them all.

Add Yahoo as a preferred source to see more of our stories on Google. It all started in Starfleet Academy’s second episode (“Beta Test”), which involved our heroes trying to lure Betazed back into the ...