Star Trek: Deep Space Nine Episode Rating Graph

Stardate: 49011.4. Sisko becomes uncomfortable when the Klingons station a task force to help defend against the Dominion. Worf is summoned to find out their true intentions.

Stardate: Unknown. Sisko leads, what he hopes will be, a final all-out assault on Cardassia Prime. Kira and Garak mount a suicidal assault on the Cardassian headquarters occupied by the Dominion, who in turn kill innocent women and children village by village in retaliation for the Resistance's attacks.

Stardate: Unknown. Sisko leads, what he hopes will be, a final all-out assault on Cardassia Prime. Kira and Garak mount a suicidal assault on the Cardassian headquarters occupied by the Dominion, who in turn kill innocent women and children village by village in retaliation for the Resistance's attacks.

Stardate: Unknown. The Federation attacks DS9 in hopes of keeping the mine field in the wormhole intact, while the Dominion waits entrance to the Alpha Quadrant from the other side.

Stardate: 49011.4. When the Klingons bring a task force to DS9, Captain Sisko sends for Starfleet's lone Klingon officer, Worf, to uncover the mysterious intentions of their presence.

Stardate: 50564.2. The station readies for a Dominion attack. Worf and Garak meet some unexpected friends in a Dominion Prison camp.

Stardate: Unknown. Now rejoined with his former mentor, Garak is ordered to interrogate Odo about the secrets of his people, while the joined Romulan/Cardassian attack fleet moves towards the Founders' home world on a mission of destruction.

A Cardassian suffering from Kalla-Nohra, a disease that indicates he served in a labor camp, visits DS9. Kira is determined to convict him as a war criminal.

Stardate: Unknown. Melanie, an aspiring writer, wants to know why Jake Sisko stopped writing at 40. Jake tells how his father died in an accident and then suddenly reappeared.

Stardate: 49962.4. Odo is suddenly struck by illness. He is barely able to hold shape. Bashir and Odo see no other alternative then going to the Founders. Garak wants to come along.

Stardate: Unknown. Sisko and Quark and a strange telepathic woman are arrested by Jem'Hadar, soldiers of the Dominion.

Stardate: Unknown. Odo is affected by the disease threatening to eliminate his race more than he lets on. Kira has to deal with the Cardassian's dislike of her. Even though General Martok sees Chancellor Gowron's move as part of a political vendetta, he does nothing about it.

Stardate: Unknown. A coded message from the Gamma Quadrant leads Garak to believe his mentor, Enabran Tain, is still alive. He and Worf seek him out, only to discover something much worse: a Dominion invasion fleet poised to attack the Alpha Quadrant.

Stardate: Unknown. Borrowing a captured Jem'Hadar attack ship, Sisko and crew embark on a mission to destroy the hidden base where all of the ketracel-white is stored for the entire Alpha Quadrant.

Stardate: 48213.1. Odo has found his home and is introduced. Meanwhile Sisko finds out peace talks between the Dominion and the Federation have already started.

Stardate: Unknown. Sisko mounts an attack to re-take DS9, while Rom faces charges as an enemy of the Dominion state.

Stardate: 48959.1. The Defiant is off to show the Federation's presence to the new Tzenkethi government. While underway the ship malfunctions and Bashir is suspected of sabotage.

Stardate: Unknown. Capt. Sisko and his away team volunteer to stay with a besieged unit at an isolate outpost.

Stardate: 48481.2. Sisko is forced to take the place of a key historical figure on Earth in 2024 in order to preserve the timeline.

Stardate: Unknown. After an attempt is made on Garak's life, Odo conducts the investigation on who tried to murder the Cardassian tailor - and why.

Stardate: Unknown. Quark and Rom take Nog to Earth and Starfleet Academy, but a malfunction with the ship takes the crew back in time, to Roswell New Mexico in 1947.

Stardate: Unknown. After the Breen attack Earth there are mixed emotions abound on DS9. Having revealed her secret regarding the Prophets to the disguised Dukat, Kai Winn turns her back on them, only to be convinced by Dukat to embrace the Pah Wraiths. On the home world of Cardassia, Legate Damar mounts a resistance to the Dominion.

Stardate: Unknown. When Starfleet institutes martial law to combat the Changeling Menace, Sisko begins to question if the Dominion is the real threat.

Stardate: Unknown. With the war between Klingons and Federation intensifying, Sisko must make a plan to expose Gowron as a changeling. Odo is still having trouble with becoming a solid.

Stardate: 49170.65. Sisko travels to Earth when a bombing at a Federation conference is determined to be the work of Changelings.

Stardate: Unknown. Quark tries to boost his reputation by taking credit for the accidental death of a Klingon in his bar, but lands himself in the middle of a Klingon political struggle.

Stardate: Unknown. Dr. Bashir fights to save Garak's life when a malfunctioning Cardassian brain implant threatens to kill him.

Stardate: Unknown. While a Romulan delegation tries to get information about the Dominion, O'Brien gets visions of unpleasant things that are about to happen in the future.

Stardate: 48213.1. Instead of waiting for the Jem'Hadar to attack, Sisko wants to try a different approach. He wants to take a new class starship to try to find the Founders.

Stardate: Unknown. Kira is sent to Cardassia to train their resistance. Dr. Bashir discovers that Odo has contracted the same disease threatening the Founders. Gowron arrives on DS9, announcing he’s taking control of the Klingon fleet from Martok.

Stardate: Unknown. Captain Sisko has a full sensory vision of himself as an under-appreciated science fiction magazine writer in 1950s America.

Stardate: Unknown. Sisko and his crew crash on a barren world when their commandeered Jem'Hadar ship is shot down. They encounter Jem'Hadar who crashed there earlier, and have taken Nog and Garak hostage in exchange for medical aid for their Vorta overseer.

Stardate: Unknown. Kira finds herself on Cardassia as a Cardassian. She is told she is called Iliana Ghemor and was a Cardassian spy.

Stardate: 47581.2. Chief O'Brien's world is turned upside down when for no reason whatsoever he is being ignored by his family and friends and is being closed out of every essential job on the station.

Stardate: Unknown. The discovery of an infant Changeling gives Odo a chance to put right the trauma of his own upbringing, while his “father” Dr. Mora insists on a more clinical approach.

Stardate: Unknown. Severely depressed at his serious war wound, Nog retreats into Vic Fontaine's holosuite program while the singer tries to help him.

Stardate: Unknown. Dr. Bashir is contacted again by Sloan of Section 31, who wants him to gather intel at an upcoming Romulan medical conference. Sisko agrees to send him, in order to learn more about Section 31 themselves.

Stardate: 48481.2. Sisko, Bashir and Dax are accidentally sent to San Francisco in the 21st century due to a transporter malfunction, and must figure out how to get back without changing the time line.

Stardate: Unknown. When Sisko is picked to head up an attack on the Cardassian homeworld, the Prophets appear to him in a vision, warning him of impending doom if he leaves the station.

Stardate: 48467.3. The DS9 crew welcomes a visit from William Riker of the Enterprise, but the lieutenant’s hidden agenda leads to a tense standoff deep in Cardassian space.

Stardate: Unknown. O'Brien tries to re-integrate to life on the station after serving 20 years in a virtual prison.

Stardate: 52861.3. Odo begins his recovery from the deadly disease as Dr. Bashir informs him of Section 31's intentions of wiping out his race. A resistance mission goes bad for Kira and Garak and they end up hiding in the basement of the house that Garak grew up in, where they learned that Legate Damar has apparently become a casualty of war, despite him also hiding with them. Quark is chosen by the Grand Nagas as his successor upon his impending retirement to Risa.

Stardate: Unknown. The station goes into lockdown and the crew is endangered when an old Cardassian security program is accidentally activated.

Stardate: 52645.7. Dr. Bashir and Chief O'Brien go to extreme measures to try and track down a cure for Odo.

Stardate: Unknown. At the request of the Grand Nagus, Quark puts together a mission to rescue Quark's mother, who is in the hands of the Dominion.

Stardate: 47282.5. Odo relives some terrible and tragic memories of a past investigation when he was the constable on Cardassian-occupied Deep Space Nine, then named Terok Nor.

Stardate: 50814.2. The DS9 crew discovers a colony that, due to a time travel accident, turns out to be inhabited by the crew's own descendants.

Stardate: Unknown. While Worf helps Quark to pursue his former wife Grilka, O'Brien and Kira grow uncomfortably close to each other.

Stardate: Unknown. The destruction of a Cardassian ship leads Sisko, Dukat, and Sisko's old friend Cal Hudson to the fact that there is an unofficial war between the Maquis and the Cardassians.

Stardate: Unknown. Dr. Bashir's plans to attend a medical conference at a breezy resort are canceled when Starfleet Intelligence boards DS9, suspecting the doctor of treason.

Stardate: 48423.2. Dax falls in love with one of the residents of a multi-dimensional planet, while on DS9 an alien requests a holosuite program of Kira from Quark.

Stardate: Unknown. While vacationing on Risa, Worf and Dax meet a group of fundamentalist protesters who claim that the Federation has gone soft.

Stardate: Unknown. A mysterious woman approaches Jake about his future as a writer. Odo promises to do whatever it takes to help Lwaxana Troi keep her baby over the father's wishes - even if it means marrying her himself.

Stardate: Unknown. Quark and Rom have to rescue Grand Nagus Zek who is being held captive in the Alternate Universe.

Stardate: Unknown. The Chief's daughter gets caught in a time displacement and when they get her back, she is considerably older.

Stardate: 46729.1. When O'Brien and Bashir beam down to a Bajoran village, the community selects O'Brien as their next Sirah - expecting him to save them from a menacing entity.

Stardate: 47329.4. While noted scientist Gideon Seyetik is preparing for an ambitious project, re-igniting a star, Sisko is intrigued by a woman who keeps disappearing.

Stardate: Unknown. As Lwaxanna Troi visits the station for a Bajoran festival, the crew is stricken with intense romantic attractions to one another.

Stardate: Unknown. A dangerous killer dies in an apparent accident, but the security officer providing his transport to prison believes the criminal's consciousness may have yet survived.

Stardate: 48498.4. Dr. Bashir must use extraordinary measures to prolong Vedek Bareil's life long enough to allow Bareil to complete sensitive peace negotiations between the Bajorans and the Cardassians.

Stardate: Unknown. Ezri travels to her family home in search of Chief O'Brien who has discovered a murdered woman connected with the family and the Orion Syndicate.

Stardate: Unknown. Kira is kidnapped and taken to Empok Nor by a member of a Pah'Wraith cult and discovers the group leader is Gul Dukat.

Stardate: Unknown. After being attacked in the infirmary, Dr. Bashir has a dual mystery on his hands: what has happened to the station while he was out and why is he aging so rapidly now?

Stardate: 47573.1. Sisko and Chief O'Brien discover a colony that lives without technology.

Stardate: 47391.2. A race that has been conquered twice over, one of the conquerors being the mysterious Dominion, comes to the station seeking aid and a new home.

Stardate: Unknown. Quark meets his match when a new rival opens a casino opposite Quark's Bar on the Promenade; meanwhile the station is suffering issues of high improbability.

Stardate: Unknown. After receiving some disturbing information from Gul Dukat, Major Kira seeks Sisko's approval as Emissary to travel back in time to find out the truth about her mother. Meanwhile, Chief O'Brien and Dr. Bashir discuss a holosuite program surrounding the Battle of the Alamo.

Stardate: Unknown. Dr. Bashir’s genetically engineered friends return to the station, seeking his help in rousing one of them from her catatonic state.

Stardate: 47229.1. A new arrival to the station with a special gravity-based disability appeals to Bashir's heart; meanwhile an old associate of Quark's comes to the station to kill the barkeep.

Stardate: Unknown. When a murder on the station stumps the crew, Ezri Dax reluctantly seeks help from the residual consciousness of the host she’d rather forget, the murderer Joran.

Stardate: Unknown. A Trill named Arjin comes to DS9 to learn what it is to be a Trill with a symbiont but finds his teacher, Dax, to be less than he expected.

Stardate: 46853.2. The DS9 crew's own imaginations cause mysterious beings with unknown intentions to appear on the station.

Stardate: Unknown. Sisko, Kira, and Bashir take Kai Opaka through the wormhole for a brief excursion in the Gamma Quadrant. But when they crash-land on a desolate planet, they find a divided, warring penal colony where no one ever dies.

Odo helps a woman hiding on the station from organized criminals, but quickly develops a personal interest in the case.

Stardate: Unknown. Vedek Bareil is accused of having betrayed his people to the Cardassians during the occupation, and Major Kira is desperate to prove his innocence.

Stardate: Unknown. The Trill homeworld is the setting, as Sisko and Bashir take Jadzia home for treatment when she begins experiencing hallucinations after playing a tune she can't recall.

Stardate: 46844.3. Kira finds herself in a difficult moral situation when her job demands she force an adamant Bajoran man from his home in the name of progress.

Stardate: 46922.3. An alien "telepathic matrix" causes the DS9 crew to re-enact an ancient power struggle, leading Kira to attempt mutiny and overthrow Sisko.

Stardate: 50416.2. A mysterious assassin begins wiping out all the members of Kira's old resistance cell.

Stardate: Unknown. News arrives that Kai Winn has also become Bajor's political leader. She asks Kira to negotiate with an old resistance friend about returning soil reclamators.

Stardate: 46531.2. Vash arrives from the Gamma Quadrant as Q plagues the station and an unknown force threatens to destroy it.

Stardate: Unknown. Quark doesn't know whether to be panicked or overjoyed when he learns that his mother is the new lover of the Grand Nagus.

Stardate: 51474.2. A changeling arrives who, like Odo, says he’s grown up among humanoids with no knowledge of the Founders. He tries to convince Odo to leave humanoid society and live among changelings.

Stardate: Unknown. Worf, Dax and the Klingon Dahar master Kor set out to find an ancient lost relic: the Sword of Kahless.

Stardate: 50712.2. When a Cardassian official that thinks of Kira as his daughter is dying, he agrees to reveal all he knows to her. But the experience dredges up Kira's memories of her own father's death.

Stardate: Unknown. Grand Nagus Zek, the leader of Ferengi society, comes to DS9 to oversee the introduction of a Ferengi business presence in the Gamma Quadrant and announce Quark as his successor.

Stardate: 46421.5. When the return of a man Odo sent to prison years earlier leads to his murder aboard the station, Odo becomes the prime suspect and a target for harassment.

Stardate: Unknown. Serving with his recruit son aboard a Klingon vessel, Worf finds his relationship with his son strained. Meanwhile, strained relationships abound on DS9 between Major Kira and Gul Dukat.

Stardate: Unknown. A Cardassian woman, who was once a former flame of Quark's, visits the station under dubious circumstances.

Stardate: Unknown. A wanted man from the Gamma Quadrant with questionable motives reveals to Odo stories about other "Changelings," which may hold clues to Odo's mysterious origin.

Stardate: Unknown. Kira finds her loyalties divided when a Bajoran extremist wanted by the Cardassians comes to the station with questionable intentions.

Stardate: Unknown. When the Mirror Universe counterpart of Sisko's deceased wife lures Jake to the other side, Sisko must follow and help the human resistance against the Alliance's forces.

Stardate: 51825.4. Jake and Nog's runabout comes under attack from the Jem'Hadar. They are rescued by the Valiant, a ship manned by Red Squad, a elite group of young Starfleet cadets.

Stardate: Unknown. Odo tries to bond with an alien child Quark finds in a load of salvage, while Sisko tries to break his son's relationship with a 20 year old Dabo girl.

Stardate: 47182.1. A jealous Trill, who had waited his entire life to receive a symbiont but never had, decides to steal one. . . Dax's!

Stardate: 47391.7. Odo and Dr. Mora Pol, Odo's 'father', discover a life form similar to Odo on a Gamma Quadrant planet.

Stardate: 49195.5. Lenara Kahn, the new host of the wife of Dax's former host Torias, comes to the station. While they're not allowed to renew their relation, there's still a spark.

Stardate: Unknown. Quark must wrestle with his conscience when he becomes involved with arms merchants.

Stardate: Unknown. Chief O'Brien goes undercover to infiltrate an Orion crime ring.

Stardate: Unknown. First Minister Shakaar visits the station, despite a threat of assassination. He falls in love with Kira much to Odo's dismay.