Trekspertise - History of Pre-Warp Alien Contact

Through time travel and random encounters, many Star Trek aliens have visited Earth through the ages. A surprising number of those visits happen before the famed First Contact with the Vulcans in 2063. Here is a chronological listing of every known pre-warp alien encounter in the Star Trek multiverse. Research is mine. Images, video clips and websites are credited at the end of the video. Please feel free to leave a comment, but keep it civil. Also, feel free to ask any questions you might have regardin