Questions tagged [mirror-universe]

For questions about the "Mirror Universe", a universe parallel to that of the regular *Star Trek* franchise, the Mirror Universe features the same characters as the so-called Prime universe, but with the democratic Federation replaced by the corrupt and authoritarian Terran Empire and the main characters in different stations as a result. Always use in conjunction with the [star-trek] tag.

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How well-known is the Mirror Universe and its nature to Starfleet and the Federation at large?

I've been belatedly watching "Star Trek: Lower Decks," and in the episode "I, Excretus," the crew participates in personalized, individual drills. Beckett Mariner enters a holopod ...
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5 votes
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Defiant vessel in TOS prequel

I'm watching this series (ST), after a regular vision of TOS and TNG, in a nonlinear way. I have already watched also Enterprise, but I'm still at S5 of DS9, and I've missed Voyager at all. Now I'm ...
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9 votes
3 answers
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Did anyone cross over to the mirror universe to find a loved one?

From Memory Alpha: the Federation was fighting a costly war at the time they learned of the mirror universe and Starfleet admiralty was afraid of desperate attempts to reunite with loved ones... It ...
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4 votes
1 answer
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Are other aliens aware of the mirror universe?

Whenever we go into the mirror universe, it always involves Starfleet is some way, but are other aliens, for example, Vulcans or Klingons aware of the mirror universe? To clarify, I don't mean someone ...
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5 votes
1 answer
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Who created the Multidimensional Transporter Device?

In Through the Looking Glass, we see the first use of the Multidimensional Transporter Device (MTD), when Smiley kidnaps Sisko to bring him to the mirror universe. We see the device again when ...
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3 votes
0 answers
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Has any civilian ship been trapped in the mirror universe?

I'm talking about ordinary non-Starfleet or Federation vessels: for example, you built your own vessel and some how manage to end up in the mirror universe with minimal to no weapons, no logs of any ...
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5 votes
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Khan Noonien Singh and the Mirror Universe

One of the comments to this question note that the Point of Departure from the Prime universe occurred somewhat earlier than when Zefram Cochrane murdered the Vulcan who made first contact with Earth, ...
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5 votes
2 answers
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Is there any indication if the ships of the Terran Empire are stronger?

In the Mirror Universe, the Terran Empire is more war and combat focused than the United Federation of Planets, and way more aggressive. The ships on screen appear VERY similar to their counterparts ...
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6 votes
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Why haven't more people crossed over from the mirror universe?

In Star Trek: Discovery, Georgiou crosses over from the mirror universe, and from what it seems, she will likely stay in our universe. The mirror universe is probably not a place you'd want to stay ...
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4 votes
1 answer
340 views

Why does the Regent want a cloaking device?

In "The Emperor's New Cloak" (S7E12 of DS9), Grand Nagus Zek (foolishly) travels to the mirror universe looking for new business opportunities, and is captured by Regent Worf. Mirror Worf demands a ...
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6 votes
2 answers
590 views

Why would mirror Jadzia be joined to Dax?

In "Through the Looking Glass" (S3E19 of DS9), mirror O'Brien kidnaps Benjamin Sisko from the primary universe to temporarily replace the dead mirror Sisko who is/was the leader of the Terran ...
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3 votes
1 answer
515 views

What's the rationale behind the endurance of the Terran Empire in Star Trek's Mirror Universe?

What is the rationale behind both the endurance and the success of the Terran Empire? Given the hot-headedness, the backstabby attitude, the lack of long-term planning and the generally undisciplined ...
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Was Enterprise the only Star Trek show to have different intro credits during mirror universe episodes?

In Enterprise, the credits at the beginning of episodes with the mirror universe are different. Did any other Star Trek series have altered introduction scenes during mirrored universe episodes, or ...
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6 answers
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Who is the most recurring Star Trek character who was always themselves? [closed]

Impersonation, simulation, alternate universes and general xeno- and techno-shenanigans are a mainstay of the Star Trek franchises. It occurred to me that I can't really think of a main character who ...
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9 votes
1 answer
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What is the U.S.S. Defiant's backstory on Discovery?

There are frequent mentions in the second half of the first season of Star Trek: Discovery of the U.S.S. Defiant Am I supposed to know about this already? What is the supposed backstory and in ...
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12 votes
2 answers
734 views

Had this Mirror Universe Terrans' trait ever been referred to before Discovery?

Spoilers ahead from the latest DIS episode! You have been warned. In DIS: Vaulting Ambition, we find out that: Has there been any confirmation about this trait in any previous Mirror Universe ...
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4 votes
1 answer
554 views

Why is this character called "The Prophet"?

In Star Trek Discovery 1x11 "The Wolf Inside", we meet the Mirror Universe version of Sarek, who is called "The Prophet". Apparently he has this title because he can mind meld with people to discover ...
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3 votes
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Why does the Discovery-era Mirror Universe Emperor go by that title?

At the tail end of 1x11 "The Wolf Inside", we discover... However, in the finale of the Star Trek: Enterprise episode 4x19 "In a Mirror, Darkly, Part II", Why does this Mirror Universe character go ...
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4 votes
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Are there any "captain's men" in the Mirror Universe?

In the Star Trek mirror universe, there are often "captain's women", who provide companionship to male captains. Notably, we have Marlena Moreau, who served Kirk, and Hoshi Soto, who served both ...
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Is the Mirror Universe the same one across all Star Trek shows?

Is the Mirror Universe in Enterprise, Discovery, TOS and TNG (The Terran Empire) the same Mirror universe that is in Deep Space Nine? If it is the same Mirror Universe what happened to the Terran ...
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11 votes
3 answers
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Why didn't Star Trek TNG explore the mirror universe?

Star Trek has an ongoing motif of the Mirror Universe: The "mirror universe" is an informal name for a parallel universe first recorded as visited by James T. Kirk and several officers from the USS ...
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What are the Mirror Universe Borg like?

Is there any canon reference to the Mirror Universe Borg that would explain more about them? I've tried searching on my own and haven't found anything.
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Did the events of First Contact create the Prime Universe?

In the Enterprise episode "In a Mirror Darkly", the Mirror Universe's First Contact is shown with the Vulcans acting normally, but Zefram Cochrane pulling a shotgun on them and boarding their ship. ...
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8 votes
2 answers
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What's special about the Mirror Universe?

The Mirror Universe is depicted in no fewer than eight Star Trek episodes. It's established that these take place in the same universe. In "Crossover", Mirror Kira recaps the TOS episode "Mirror, ...
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3 votes
2 answers
444 views

How many ways are there to travel to or from the Mirror Universe?

The Mirror Universe is depicted in no fewer than eight Star Trek episodes. Yet I believe it was reached many different ways, intentional and not. How many ways are there to travel between the ...
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5 votes
2 answers
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Was Ezri Dax's hairstyle based on Mirror Jadzia Dax?

Here are three images of Dax: Regular Dax: Mirror Dax and Ezri Dax: Was Ezri Dax's hairstyle based on Mirror-Universe Jadzia Dax? (For example, perhaps they wanted Ezri to be reminiscent of ...
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5 votes
2 answers
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How did the Terran Empire take over the Vulcans?

In the episode "In the Mirror Darkly", the Terran Empire consider the Vulcans as slaves, but the Terrans only obtained one Vulcan scout ship - how would have this been enough to take over a warp-...
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11 votes
3 answers
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Wouldn't a Star Trek mirror universe become unrecognisable within a few generations?

In the Star Trek: Deep Space Nine episode "Crossover" two members of the DS9 crew cross over to an alternate universe. It is the same universe that Kirk went to many years earlier in the TOS episode "...
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3 votes
0 answers
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Where are and what is the status of other species in the mirror universe at the time of DS9? [closed]

In the DS9 episode: "Crossover" the federation has fallen and humans (Terrans) are slave laborers. The federation is made up of a bunch of species (Andorians, Vulcans, etc.), not just humans. What ...
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7 votes
3 answers
674 views

Why would freedom and peace leave the Federation in the Mirror Universe unable to defend itself?

In TOS episode: "Mirror, Mirror" KIRK: The illogic of waste, Mister Spock. The waste of lives, potential, resources, time. I submit to you that your Empire is illogical because it cannot endure. I ...
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3 votes
2 answers
517 views

Why didn't the mirror universe Major Kira and Doctor Bashir crossover at the same time?

In the Star Trek, Deep Space Nine, episode "Crossover" two members of the DS9 crew crossover to an alternate universe. It is the same universe that Kirk went to many years earlier in the TOS Episode: "...
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17 votes
4 answers
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Why was Spock logical in the mirror universe?

In the famous TOS episode "Mirror, Mirror", we see Uhura, Kirk, Scotty & McCoy transported to the mirror universe. If this was a true mirror universe, then why would Spock be logical and not ...
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4 votes
3 answers
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Is the Abrams-timeline just another mirror universe?

Excluding the narrative function of the mirror universe, does the alternative timeline established by the Abrams-movies relate to the "regular" TOS universe in the very same way the mirror universe ...
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22 votes
5 answers
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What happens to Odo when he is hit by a phaser?

At the end of Deep Space Nine, Season 2, Episode 23 - Crossover (which takes place in the Mirror Universe) Prime Universe Dr. Bashir is fleeing from Mirror Universe Odo and Bashir shoots him with a ...
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6 votes
2 answers
878 views

Why was Shakespeare's work in the mirror universe no different than in the normal universe?

In the mirror universe, Archer and his team captured the USS Defiant of the normal universe. After analysing the data of its computers, they found that the works of Shakespeare in both universes were ...
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8 votes
4 answers
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What is the "mirror" universe depicted in Star Trek?

I see many mentions to another universe in Star Trek questions, but I've never actually remember seeing an episode of Star Trek that dealt with this other universe. I've watched all of TNG and all of ...
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6 votes
2 answers
243 views

How did the return "mirror switch" work in the episode Mirror Mirror?

In the episode Mirror Mirror the landing party get sent to a mirror universe during a transporter malfunction while beaming back to the Enterprise. They conclude that they must have switched places ...
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18 votes
4 answers
17k views

What's the full-form & significance of USS & ISS prefixes in name of Star Trek starships?

In the Star Trek normal universe, almost all of Starfleet's starships were named with the prefix USS: Count from list. Some popular ones: USS Enterprise - series, USS Stargazer, USS Exeter, USS ...
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16 votes
2 answers
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Is Q capable of travelling to mirror universes and/or fluidic space?

Are the Q capable of travelling to mirror universes, alternate universes and/or fluidic space?
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14 votes
3 answers
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Does Earth in the Mirror Universe rotate in the opposite direction?

Inspired by this question: The introduction to the Enterprise episode "In A Mirror Darkly" ends with an animation of the Terran Empire's sword-through-the-Earth logo. It shows the Earth spinning in ...
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12 votes
3 answers
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Is the Prime Directive Limited to This Universe?

The Prime Directive seems to grow over time. Originally it seemed more focused on non-warp civilizations, but later it's also a reason to not interfere with internal events in the Klingon Empire. ...
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13 votes
3 answers
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What Kind of Universe is the Star Trek Mirror Universe?

This question started me thinking about the nature of the mirror universe. Just what kind of universe is the mirror universe in Star Trek? I can think of three possibilities (and realize there may ...
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22 votes
6 answers
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Does the new Star Trek timeline have a new mirror universe as well?

In the Star Trek universe, there's a Mirror Universe where the Federation and our familiar Trek characters are basically the opposite of what it is in the main universe. Instead of a force for good, ...
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