had its contents accidentally downloaded into the main computer of a United States Air Force facility located in Omaha during the accidental time trip the Enterprise took in "Tomorrow Is Yesterday"—specifically Offutt Air Force Base, headquarters of the Strategic Air Command, referred to as the Omaha Installation in the script. Reception In 2009, Tor.com rated it 5 out 6, noting that it depicted a sort of "hope and optimism and excitement about the new frontier" at a time before the first lunar landing mission. The day after the first airing of this episode saw the Apollo 1 disaster. Zack Handlen of The A.V. Club gave the episode a 'B−' rating, describing it as "so-so" and "passable". SyFy ranked "Tomorrow is Yesterday" as the 11th best time travel plot in Star Trek, in 2016. In 2018, CBR ranked this one of the top-twenty time travel themed episodes of all Star Trek series. In 2018, BuzzFeed listed this as example of an episode of a TV series that would serve as a better introduction to the series than the pilot. They point out that the franchise can be overwhelming to newcomers, and praised this episode as "beautiful, witty, and really makes you think". In 2019, Nerdist ranked "Tomorrow is Yesterday" the sixth best time travel episode of all Star Trek. References External links "Tomorrow is Yesterday" Review of the remastered version at TrekMovie.com "Tomorrow Is Yesterday" screenshots before and after remastering Star Trek: The Original Series (season 1) episodes 1967 American television episodes Star Trek time travel episodes Television episodes written by D. C. Fontana Fiction set in 1969 Television episodes set in the 1960s