Star Trek: Deep Space Nine (DS9) is part of the Star Trek Universe. It's the only Star Trek series to be set aboard a space station rather than a starship. It first aired in 1993 and ran for seven seasons, being well-received by critics and winning several TV awards.

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Androids in the 24th century?

There seems to be a considerable lack of androids in the 24th century aside from Soong-type androids. We do, however see that the area of robotics still is progressing, especially at the Daystrom ...
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335 views

Who has been denied membership in United Federation of Planets?

During the TNG series, several planets are shown in various stages of the application process for membership with the UFP but we don't see the final outcome of those applications, but it doesn't look ...
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Why do they drink synthehol in the Star Trek Universe?

Synthehol is a chemical variant of alcohol. It appears to have the same taste and smell as "real" alcohol to most individuals, but none of the intoxicating effects associated with alcohol. This being ...
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How old is Q from Star Trek? [duplicate]

Based on when the last child was born in the Continuum, we know that he's at least a millennia old. How old is he? Following the death of Quinn, a massive Q Civil War broke out, as the forces of the ...
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Were there any hints about this character’s true identity in Deep Space Nine?

The episode In Purgatory's Shadow reveals that: and their appearance in this episode wearing their old uniform suggests that the switch had occurred several episodes ago. Do any of these episodes ...
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843 views

Where did all the Tribbles go?

At the end of Trials and Tribble-Ations, we see the whole station swarming with the Tribbles brought back from DS9's excursion to the past episode The Trouble With Tribbles. Everyone, short of ...
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123 views

Do we ever hear from O'Brien's 'dog' again?

The Forsaken details the incursion of an electronic being into DS9, named 'Pup' by O'Brien, who is eventually placed in a recursive program by O'Brien to keep it from running amok with the station. ...
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126 views

Were blood screenings ever an effective way to test for changelings?

In DS9, the concept of bleeding to test for changelings is introduced by Gowron, who seems convinced that taking blood is an effective countermeasure to changeling incursion. However, during the ...
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235 views

What produces the sound of transportation?

Whenever people transport in Star Trek, we hear a distinctive sound which seems to be unique for each Trek series. In-universe, where does this sound come from, what produces it and why is ...
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252 views

What is the punishment for violating the Treaty of Algeron?

Both the Romulans and the Federation have regularly violated the Treaty when it suits them. Starfleet has obviously developed and manufactured cloaking/stealth technology and the Romulans make regular ...
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138 views

What is the smallest cloaking device in the Star Trek universe?

Like all technology improvements, the power and size requirements for cloaking technology seem to be getting smaller and more efficient. In 2370, Quark illegally acquired a small cloaking device and ...
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233 views

How is local transportation managed on Earth

I was wandering how local transportation is managed on earth in the 24th century. In one shot (I don't recall where, when or even if) I remember seeing a train-like glass ball moving near Starfleet ...
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406 views

If the Klingons joined the United Federation of Planets would they have to give up their cloaking technology?

The 'Tomed Incident' between the United Federation of Planets and the Romulan Star Empire in 2311 that cost thousands of lives and led to the signing of the 'Treaty of Algeron' which banned Federation ...
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377 views

What starship in the Star Trek universe has beaten a Galaxy Class starship in single combat?

The Borg Cube ship is obviously one such ship that has beaten a Galaxy class in single combat. Another is the Tamarian cruiser, TNG 5x02 'Darmok'. ...
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311 views

Why does Ezri break the rejoining rules?

In DS9 "Rejoined" we learn that Trills must not pursue romantic relationships with people their former hosts had romantic relationships with. The reason for this rule is that the symbiont transfer is ...
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607 views

Is Starfleet a military or civilian organization?

If they are civilian in the common sense, why then do they wear military style uniforms, have a military hierarchical command and military rank structures; have a Starfleet Command and a Starfleet ...
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2answers
155 views

What happened to Nog's field promotion on the Valiant?

During "Valiant" (S06E22), Nog is given a field promotion from Ensign to Lieutenant Commander when he's assigned by Tim Watters (himself only a Red Squad Cadet who received a field commission to ...
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5answers
2k views

Married Couples in the Star Trek Universe?

It just occurred to me that hardly anyone in any of the series is married! What's up with that? O'Brien is married, Dr Crusher and Cpt Sisko are widowed, Tom Paris and B'Elanna Torres get married - ...
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379 views

How many sentient bio-ships have been shown in the Star Trek universe?

We're introduced to an amazing creature, a living bio-ship named Gomtuu (called 'Tin Man' by Starfleet) who was observed while orbiting Beta Stromgren in TNG 3x20, 'Tin Man'. Through first contact ...
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111 views

What could the Department of Temporal Investigations do in the event of a time paradox?

In the famous DS9 episode Trials and Tribble-ations we see the Department of Temporal Investigations asks some questions of Sisko and his recent unexpected time travel. What would they do in the ...
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270 views

Are Dominion War ships weaker than Pre-Dominion War ships

In TOS, TNG, Voyager, the movies and early seasons of DS9 we see great ship to ship battles that last multiple phaser / torpedo hits. In the starship series, we often here Worf / Tasha / Tuvok say ...
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2answers
255 views

What type of computer systems do Starships use? [closed]

Star Trek starships are massive, incredibly advanced pieces of technology, with a lot of that technology being handwaved most of the time, but references to it cropping up in dialogue frequently ...
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Are there any hidden / subtle references or “easter eggs” in the Star Trek TV series? [closed]

I've been wondering if any subtle or hidden references (or "easter eggs") has been written into the episodes of the various Star Trek tv-shows, and what they might be? As an example I've tried to get ...
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154 views

Assimilated Founders

Are there any works, canon or otherwise, that deal with the concept of the Founders, or other shapeshifters, being assimilated or otherwise encountering the Borg. The idea of an assimilated Founder ...
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Has the Federation ever kicked a planet or civilization out of the federation?

I've seen several episodes where planets have petitioned the Federation for membership; and still others where the Federation is watching a planet's development in anticipation for future membership ...
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Why Don't Klingon Weapons Have Sheathes?

Many Klingon weapons are featured during the show, and the chracters display a reverence for them like a Japanese sword master would have for a high piece of craftsmanship. A good traditional ...
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Are the Founders telepathic with solids? [closed]

In the DS9 episode "Things Past" Odo creates a telepathic link with his fellow officers, a link that Dr. Bashir compares to the Great Link formed by the Founders because Odo's humanoid brain still ...
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3answers
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Why did Dax and Sisko see different worlds when landing in the Wormhole?

I just started watching DS9, and one thing about the pilot episode bugs me - When the shuttle lands in the wormhole, and Sisko and Dax get out to investigate, they see two completely different worlds ...
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300 views

Does A Stuffed Toby the Targ Toy Exist?

Have you ever seen a stuffed Toby the Targ toy? It was a toy on star trek DS9 and voyager. If one does exist, where could I find one?
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Has the Defiant beaten any enemy ship comparable to a 'Galaxy Class' starship in single combat? [closed]

This is a spinoff question from Why aren't there any main Federation battleships in the Star Trek universe? The Defiant is presented as a Main Battleship but has also been described as 'just' a ...
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4answers
1k views

What Star Trek episodes (any series) have been censored?

I just came across this: At one point, Data makes a reference to the Irish Reunification of 2024, and because of that, the BBC refused to air the episode. It didn’t air on the U.K. government’s ...
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Why is Chief O'Brien's rank so low when the senior engineer of Deep Space 9

In all other Star Trek series the chief engineer is a Lieutenant or higher Lieutenant commander Montgomery Scott Lieutenant commander Geordi La Forge Lieutenant junior grade B'Elanna Torres Commander ...
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503 views

Did Starfleet personnel have to learn Cardassian to use the computers on Deep Space Nine?

Recently a friend pointed out the Cardassian styling of the consoles in the Ops Center (and other consoles) on Deep Space 9. I've seen no evidence that the consoles have been switched out with ...
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How do Com badges resolve naming conflicts in Star Trek?

When someone taps their badge and talks to say, Riker. Riker and only Riker immediately receives the transmission and replies. Has there ever (in the series, films or books) been an explanation of ...
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3answers
1k views

What do they do with all the plates and cups in Star Trek?

Whenever someone in Star Trek creates food or drink in the replicator it is generated in the bowl, plate, or cup. It seems like after a few months they would have piles of used dishes from replicator ...
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4answers
373 views

What (if any) is the symbolism of the Bajoran emblem?

I've been watching DS9 a lot lately and I've noticed that the Bajorans use the Emblem of the Bajoran People extremely regularly. Aside from being a common design for jewelry and insignia, they're used ...
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DS9: The Romulans in the Dominion war [closed]

In the DS9 episode 'In the Pale Moonlight", Captain Sisko undertook an act of coercion with the help of Elim Garak, implicating the Dominion in an assassination plot against a high ranking Romulan ...
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1answer
121 views

Who is the Magistrate?

Odo refers to the "Magistrate" a handful of a dozen times. But he's never shown, that I remember. So, who is he? Is he someone that is on the station, a character we know?
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Klingon evolution of Koloth

I just realized yesterday that the actor who played Koloth in DS9 is the same actor who played him in TOS. Kudos to them for that. Now, my question is: When did Koloth start looking like a modern ...
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2answers
696 views

How do people exit an airlock from the Defiant to DS9?

Okay, so this has been something that has bothered me for a long time. Whenever anyone enters or leaves the Defiant, they do so through an airlock. Yet, when you look at how the Defiant docks, it ...
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1answer
441 views

In “Whispers”, is O'Brien's coffee order significant?

On both Star Trek series where he appears, O'Brien's standard coffee order seems to be "black, double sweet." In the TNG episode "Rascals," Keiko even knows that it's his standard order. However, in ...
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2answers
182 views

Do ST:DS9 Changeling/Founders Regenerate Their Matter?

On a number of occasions, e.g. S07E21 with Odo, Changelings give a sample of themselves for studies. As they don't seem to eat or consume, are they permanently losing mass when they do so? They seem ...
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1answer
845 views

How do the Star Trek com badges stay attached?

Several times, in several episodes throughout all the series', there's a time when someone just rips off their com badge, or they put one on. There's no pin on it, and it's a seemingly flawless ...
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2k views

Why does the computer have a human female voice?

In Star Trek all Federation computers have a human female voice, provided by Gene Roddenbery's wife Majel Barrett. This, of course, is the out of universe reason; however is there ever an in universe ...
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1answer
187 views

How did humans get to the planet?

In Episode 15 of Season 2 of Deep Space Nine, "Paradise", how is it that humans got to the other side of the wormhole? The colonists say they were there for 10 years, and Yet, they are in the Gamma ...
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In Star Trek, how can a Federation World go through a famine?

I just started watching ST:DS9. In one of the earlier episodes an alien race displaced from their home world in the Gamma Quadrant asks to be able to settle on Bajor. The Provisional government ...
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In the Deep Space Nine Episode “Defiant”, what was the dispute between Riker & O'Brien?

In the episode "Defiant" of Deep Space Nine, Tom Riker (Will Riker's transporter- accident-created-twin from Next Generation) comes to DS9 disguised as Will. When he (still in disguise) bumps into ...
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Where was Verad Dax?

In the episode "Facets", Jadzia is able to communicate with all the previous Dax hosts. Verad is not represented among these. Is any reason given for this?
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How come the Enterprise-D shows up in the Deep Space 9 finale?

I am watching the last episode of DS9 right now, and I realized that when the Federation ships were leaving DS9 for the battle, the Enterprise-D was sitting right in the middle of the fleet. At that ...
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1answer
293 views

DS9 Odo's perception

I'm still on my DS9 kick, and one thing struck me. Odo is a shape-shifter whose natural state is a liquid. I know there is one episode where he basically outlines that he keeps human form because it ...