The Book in Brief
House Atreides is ordered to leave Caladan and govern Arrakis, the desert planet that produces the universe's only supply of the spice melange. Duke Leto knows the transfer is a trap arranged by Emperor Shaddam IV and House Harkonnen, but he hopes to survive by winning the support of the Fremen. His son Paul has been trained as both a Mentat and a Bene Gesserit adept. Before the move, Reverend Mother Gaius Helen Mohiam tests Paul with the gom jabbar and concludes that he may be the Kwisatz Haderach, the male figure the Bene Gesserit breeding program has sought for generations.
On Arrakis, the Atreides discover sabotaged equipment, hidden enemies, and evidence that the Fremen are far more numerous and formidable than outsiders believe. Dr. Yueh, the family physician, betrays the Duke after the Harkonnens use his wife as leverage. Harkonnen troops and Imperial Sardaukar destroy the Atreides position. Yueh helps Paul and Jessica escape and gives Leto a poison tooth with which to kill the Baron. Leto dies in the attempt, killing the Baron's Mentat Piter de Vries but not the Baron himself.
Spice exposure awakens Paul's prescience as he and Jessica flee into the desert. Paul learns that Jessica is the Baron's daughter and sees possible futures dominated by a Fremen religious war fought beneath the Atreides banner. Liet-Kynes helps them escape but is later killed. Stilgar's band accepts Jessica because of her fighting skill and Paul because he fits prophecies planted by the Bene Gesserit's Missionaria Protectiva. Paul kills Jamis in ritual combat, takes the Fremen names Usul and Muad'Dib, and joins Sietch Tabr. Jessica becomes the sietch's Reverend Mother by transforming the poisonous Water of Life, awakening ancestral memories in herself and in her unborn daughter, Alia.
Two years later, Paul is Chani's partner, father to an infant son named Leto, and the military and religious leader of the Fremen resistance. He reunites with Gurney Halleck, refuses to kill Stilgar merely to satisfy custom, and drinks the Water of Life. After three weeks of apparent death, Paul wakes with expanded awareness and understands how to threaten the spice cycle itself. When the Emperor arrives on Arrakis with the Baron, Sardaukar, Guild representatives, and the Great Houses waiting in orbit, Paul launches his final attack under cover of a great storm.
Imperial forces kill Paul's infant son and capture Alia, but Alia kills the Baron. The Fremen breach the Emperor's defenses by riding sandworms through the shield wall. Paul confronts the defeated court, permits Thufir Hawat to die without betraying him, and threatens to destroy all spice production unless the Guild obeys. He kills Feyd-Rautha in single combat. Emperor Shaddam surrenders, and Paul demands Princess Irulan's hand to legitimize his claim to the throne. He assures Chani that Irulan will have only the title of wife. Paul has won the empire, but his prescience shows that the jihad carried by his legend can no longer be easily prevented.
Important Characters
Paul Atreides / Muad'Dib: Heir to House Atreides, trained in Bene Gesserit disciplines and Mentat computation. Spice awakens his prescience and turns him into the political and religious leader of the Fremen.
Lady Jessica: Paul's mother and Duke Leto's concubine. A Bene Gesserit who disobeyed her order by bearing a son, she becomes a Fremen Reverend Mother and discovers that the Baron is her father.
Duke Leto Atreides: Paul's father and ruler of House Atreides. He accepts Arrakis knowing it is a trap and seeks the Fremen alliance that Paul eventually secures.
Chani: Daughter of Liet-Kynes and Paul's Fremen partner. She becomes his lover, adviser, and mother of his first son.
Stilgar: Naib of Sietch Tabr. He protects Paul and Jessica, teaches them Fremen customs, and becomes one of Paul's principal commanders.
Baron Vladimir Harkonnen: Head of House Harkonnen and architect of the Atreides destruction. He is Jessica's unknown father and Paul's grandfather.
Feyd-Rautha Harkonnen: The Baron's favored nephew and intended successor. He serves as Paul's political and martial counterpart.
Glossu Rabban: The Baron's brutal nephew, installed on Arrakis to terrorize the population before Feyd's planned arrival as a supposed liberator.
Liet-Kynes: Imperial planetologist and secret leader of the Fremen. He inherits and advances the plan to transform Arrakis ecologically.
Gurney Halleck: Atreides warrior, musician, and one of Paul's teachers. After the fall of the house, he joins the spice smugglers before reuniting with Paul.
Thufir Hawat: The Atreides Mentat. Deceived into suspecting Jessica and later forced into Harkonnen service, he remains loyal to Paul at the end.
Duncan Idaho: Atreides swordmaster who earns the Fremen's trust. He dies protecting Paul and Jessica during their escape.
Dr. Wellington Yueh: The Atreides physician whose supposedly unbreakable conditioning is overcome through the Harkonnens' torture of his wife. His betrayal destroys the house, but his counterplot enables Paul and Jessica to survive.
Alia Atreides: Paul's younger sister, awakened before birth when Jessica transforms the Water of Life. As a toddler she possesses adult ancestral awareness and kills the Baron.
Emperor Shaddam IV: Padishah Emperor who secretly lends Sardaukar to the Harkonnens because he fears Duke Leto's popularity and military potential.
Princess Irulan: The Emperor's daughter and the supposed author of the historical epigraphs. Paul claims her as a political wife to secure the throne.
> Spoiler Warning: The summaries below reveal the entire novel, > including the fall of House Atreides, the deaths of Duke Leto and > Paul's son, and Paul's seizure of the throne. Dune divides its 48 > untitled chapters into three named books; chapter numbering below > follows that structure.
Book One: Dune
Chapter 1. On Caladan, Reverend Mother Gaius Helen Mohiam subjects fifteen-year-old Paul to the gom jabbar test. With a poisoned needle at his neck, Paul must keep his hand inside a box that creates the sensation of unbearable pain. He endures, proving that discipline can master instinct. Mohiam questions his prophetic dreams and wonders whether Jessica's disobedient son may be the Kwisatz Haderach.
Chapter 2. On Giedi Prime, Baron Harkonnen, Piter de Vries, and Feyd-Rautha discuss the trap prepared on Arrakis. The Emperor will secretly supply Sardaukar disguised as Harkonnen troops, while Dr. Yueh will disable the Atreides defenses. Piter predicts that Thufir Hawat will blame Jessica for the betrayal, ensuring that the Atreides intelligence network looks in the wrong direction.
Chapter 3. Mohiam rebukes Jessica for bearing Leto a son rather than the daughter ordered by the Bene Gesserit. Such a daughter might have married Feyd and healed the Atreides-Harkonnen feud while preserving the breeding plan. Mohiam sees no path by which Leto survives Arrakis. She questions Paul again and admits that he may be the long-sought figure, though certainty remains impossible.
Chapter 4. Thufir Hawat prepares Paul for Arrakis by discussing its dangers, politics, and Fremen. Gurney Halleck then spars with the boy and forces the practice into lethal seriousness. Paul is hurt by the apparent cruelty, but Gurney wants him to understand that the Harkonnens will not offer a safe rehearsal. Their final position would have killed them both.
Chapter 5. Dr. Yueh gives Paul filmbooks about Arrakis and a rare printed Orange Catholic Bible. Paul's kindness and resemblance to Leto deepen Yueh's anguish, yet he remains committed to betrayal because the Baron has taken his Bene Gesserit wife Wanna. Yueh's hatred of the Harkonnens is genuine, which helps conceal his role from those trained to detect disloyalty.
Chapter 6. Duke Leto explains the political economy of spice, CHOAM, and the Spacing Guild. Paul deduces that the Harkonnens have stockpiled melange and intend to profit from the disruption created by the transfer. Leto reveals his plan to cultivate Fremen military power and tells Paul that he has secretly received Mentat training since childhood. Paul chooses to continue that discipline.
Chapter 7. After the move to Arrakeen, Jessica meets the Fremen housekeeper Shadout Mapes. Using fragments of the Missionaria Protectiva's planted prophecy, Jessica convinces Mapes that she may be the expected mother of the Lisan al-Gaib. Mapes gives her a crysknife and offers blood to keep the weapon's revelation lawful. Jessica also confronts the house's reminders of death: the old Duke's portrait and the bull that killed him.
Chapter 8. Jessica and Yueh discuss Arrakis's extreme water economy, the wasteful date palms outside the residence, and the mystery of wells that begin producing water and then stop. Jessica correctly realizes that Wanna must be dead and that Yueh's hatred of the Baron is profound. Because that hatred is real, she never makes the final deduction that he has become the traitor.
Chapter 9. Paul narrowly survives a hunter-seeker hidden in his bedroom wall. He freezes so the motion-sensitive weapon cannot locate him, then catches and destroys it when Mapes enters. The device's operator had been sealed into the house before the Atreides arrived. Mapes tells Paul that a traitor is already among them, converting the assassination attempt into evidence of a deeper breach.
Chapter 10. Jessica discovers a sealed conservatory whose plants consume an obscene amount of water. Lady Margot Fenring has left a secret Bene Gesserit warning about danger to Paul. Mother and son reunite after the hunter-seeker attack, and the household finds the concealed operator dead. Suspicion spreads because the immediate assassin can be identified but the person who enabled the attack cannot.
Chapter 11. Duke Leto struggles to govern his rage after the attempt on Paul's life. He receives arriving Atreides forces and orders Gurney to recruit experienced spice workers. Leto maintains confidence before his men, understanding that morale is one of the few weapons still available, but his private exhaustion reveals the cost of performing command inside an acknowledged trap.
Chapter 12. Leto refuses Hawat's resignation and holds a council on spice harvesting, damaged equipment, sandworms, and the Fremen. Duncan Idaho introduces Stilgar, whose gift of spit is initially mistaken for insult before its value as surrendered water is understood. Leto permits Duncan to hold dual loyalty to the Atreides and the Fremen and asks Kynes about abandoned ecological stations.
Chapter 13. Hawat tells Leto he suspects Jessica, arguing that her unknown ancestry leaves open the possibility of Harkonnen loyalty. Leto rejects the accusation but allows the suspicion to circulate as part of a political feint. He considers striking the Harkonnen spice reserves on Giedi Prime, then watches the Arrakeen dawn and the workers who gather its tiny amount of dew.
Chapter 14. Leto privately tells Paul that his apparent distrust of Jessica is false and intended to mislead the real traitor. He speaks about propaganda, guerrilla war, and the possibility that Paul will have to lead without him. The conversation is less instruction than farewell. Leto's fatalism reveals that he no longer expects to escape the design closing around the family.
Chapter 15. Liet-Kynes guides Leto and Paul to a spice operation and is startled when Paul instinctively wears a stillsuit in the Fremen manner. When a carryall fails to retrieve a crawler before a worm arrives, Leto sacrifices the spice load to save the workers. Kynes's contempt for offworld rulers begins to weaken. Paul sees Fremen hidden among the crew and watches a colossal worm swallow the machine.
Chapter 16. At a formal dinner, the Atreides confront Arrakeen's merchants, officials, smugglers, and covert Harkonnen interests. Leto abolishes a custom that wastes water before the poor. Jessica and Paul read the guests' reactions, identify the Guild representative as an enemy agent, and infer that Kynes protects secret water reserves. When Leto leaves, Paul successfully controls the room and receives warning that Harkonnen lasguns have entered the city.
Chapter 17. A drunken Duncan accuses Jessica of treachery, confirming that Hawat has spread his suspicion. Jessica summons Hawat and demonstrates the Voice, showing how easily Bene Gesserit abilities could overpower ordinary defenses. She explains that her order conceals such powers to avoid persecution. Hawat leaves shaken, but the confrontation does not expose Yueh and instead deepens the tragedy of divided Atreides trust.
Chapter 18. Leto decides he should have trusted Jessica openly. Before he can repair the damage, he finds Tuek murdered and Mapes dying. Yueh shoots him with a paralytic dart and reveals himself as the traitor. He explains that he will save Paul and Jessica and replaces one of Leto's teeth with a poison capsule meant to kill the Baron when the Duke is brought before him.
Chapter 19. Jessica awakens bound before the Baron and Piter. The Baron assigns Piter control of Arrakis and orders guards, including a deaf man resistant to the Voice, to abandon Jessica and Paul in the desert. During the flight, Paul discovers how to shape the Voice precisely enough to control their captors. Mother and son escape, kill the guards, and recover a survival kit Yueh hid for them.
Chapter 20. Yueh waits beside the paralyzed Duke as Sardaukar collect him. He prepares Paul and Jessica's escape craft with a Fremkit and Leto's ducal signet, thereby preserving the possibility of an Atreides future. Around him, Arrakeen burns and the date palms are destroyed. Yueh knows the Baron has already killed Wanna, but he proceeds because revenge is now the only purpose left to him.
Chapter 21. The Baron watches artillery seal surviving Atreides soldiers inside caves. Piter kills Yueh after the doctor confirms Wanna's death through the Baron's reaction. Leto wakes and bites the poison tooth, killing himself and Piter, but the Baron escapes the gas. The failed assassination leaves the Baron victorious yet furious: Paul and Jessica remain missing, and the Emperor will learn how imperfectly the operation was controlled.
Chapter 22. In a desert stilltent, spice and trauma expand Paul's awareness. He calculates the hidden Fremen population and their bargain with the Guild, senses Leto's death, and tells Jessica that the Duke never truly doubted her. His prescience reveals that Jessica is the Baron's daughter and pregnant with a girl. Paul sees futures containing his name, Muad'Dib, and a murderous religion spreading beneath the Atreides banner. Only after this awakening can he mourn his father.
Book Two: Muad'Dib
Chapter 1. Paul and Jessica dig their stilltent out at sunset and watch the distant destruction of the Atreides forces. Paul thinks that Harkonnen blood will destroy Harkonnen blood, recognizing his own newly discovered ancestry. As they prepare to move, ornithopters approach, leaving them uncertain whether rescue or capture has found them first.
Chapter 2. Hawat and a group of surviving Atreides encounter Fremen fighters. Hawat learns that the Harkonnen assault cost decades of Arrakis's spice revenue and that the Fremen can defeat Sardaukar at astonishingly favorable odds. When Sardaukar attack, the Fremen capture equipment and use it with ruthless efficiency, but Hawat is stunned and taken prisoner.
Chapter 3. Duncan, Kynes, and Fremen rescue Paul and Jessica. Duncan leaves an active shield as a trap for Harkonnen lasguns, producing a vast explosion. At an ecological station, Paul bargains with Kynes and considers exposing the Emperor's Sardaukar to the Landsraad. Sardaukar attack; Duncan dies holding them off, while Kynes directs Paul and Jessica into a storm that Paul survives through extraordinary piloting and Bene Gesserit control.
Chapter 4. The Baron accepts reports that Paul and Jessica died in the storm and learns that Hawat has been captured. He plans to poison Hawat subtly and use him as the new Harkonnen Mentat. Rabban receives unrestricted authority over Arrakis, but the gift is a trap: the Baron wants him to brutalize the population so that Feyd can later replace him and appear merciful.
Chapter 5. Paul lands the damaged ornithopter and races with Jessica toward rock before a worm consumes the craft. A sandslide traps Jessica and buries their survival pack. Paul improvises with spice, water, and the paracompass to stabilize the sand and recover it. Inside the stilltent, Jessica insists that his training continue, even while recognizing that his emerging abilities have already moved beyond hers.
Chapter 6. Gurney Halleck and the remaining Atreides soldiers are taken in by the smuggler Staban Tuek. Gurney refuses to leave Arrakis while Rabban rules the planet, remembering the Harkonnen violence that destroyed his family and scarred him. He pledges service to Tuek and plays the baliset for a dying comrade, reducing the surviving company to seventy-three.
Chapter 7. Paul teaches Jessica to cross open sand without a rhythm that would attract a worm. Drum sand betrays them, and they race for rock while another thumper diverts the creature. They follow hidden markers into a protected basin filled with desert plants, evidence of organized ecological work. Fremen surround them at a moment Paul's prescience cannot penetrate.
Chapter 8. Harkonnens abandon Kynes in the desert without water or stillsuit. Delirious, he hears his dead father explain the ecological plan for Arrakis and the danger of surrendering it to a hero. Kynes recognizes signs of a pre-spice mass beneath him. It erupts, killing him in the same planetary process he spent his life studying.
Chapter 9. Stilgar wants to honor Kynes's order to protect Paul, but Jamis argues that Jessica is useless. Jessica swiftly subdues Stilgar, proving that she knows the combat discipline the Fremen call the weirding way. Her ability becomes a bargaining asset: she can train them. Paul encounters Chani, the girl from his dreams, and the band accepts the two outsiders provisionally.
Chapter 10. In the Cave of Ridges, Stilgar explains that the Fremen bribe the Guild with spice to prevent satellites from revealing their population and ecological work. He sounds out whether Jessica might replace their aging Reverend Mother. Jessica speaks the correct prophetic language, and Stilgar recognizes the planted signs. Paul senses a time nexus in which tiny choices can produce his death or unleash the future he fears.
Chapter 11. Jamis invokes the amtal rule and challenges Jessica's claim through her champion. Paul fights in her place. His shield-trained habit of slowing attacks confuses the Fremen, and his repeated offers to let Jamis yield appear insulting rather than merciful. Paul finally kills him. Stilgar names him Usul within the sietch, and Paul chooses Muad'Dib as his public Fremen name.
Chapter 12. The Fremen recover Jamis's water and distribute his belongings. Paul participates in the funeral, takes Jamis's baliset, and astonishes the tribe by shedding tears for the dead. He accidentally begins a courtship ritual by asking Chani to hold his water rings. Stilgar reveals immense reservoirs saved for the transformation of Arrakis. Paul sees more clearly that his survival is strengthening the religious movement he hoped to avoid.
Chapter 13. On Giedi Prime, Feyd celebrates his seventeenth birthday by fighting his hundredth gladiator. He has arranged poison, a secret paralysis word, and the appearance of danger, but the undrugged Atreides captive nearly disrupts the performance. Count Fenring quietly warns the Baron about Imperial displeasure. Lady Margot Fenring prepares to seduce Feyd so the Bene Gesserit can preserve his genetic line.
Chapter 14. The Fremen travel to Sietch Tabr and learn that Kynes is dead. Paul assumes responsibility for Jamis's partner Harah and her sons, an obligation created by the duel. Harah introduces him to the sietch's domestic and ecological systems, including hidden cultivation. The community must soon move to protect its secrets from Sardaukar investigation.
Chapter 15. Jessica undergoes the Ceremony of the Seed before thousands of Fremen. Chani becomes a Sayyadina and gives Jessica the poisonous Water of Life. Jessica changes its chemistry within her body and receives the ancestral memories of the dying Reverend Mother. Because she is pregnant, Alia awakens in the womb and receives them too. The converted liquid becomes a shared sacrament, and Paul and Chani commit themselves to one another.
Book Three: The Prophet
Chapter 1. Nearly two years later, the Baron confronts Feyd over a failed assassination attempt. He punishes the conspirators and forces Feyd to murder the women in the pleasure wing, then offers a bargain: Feyd will stop trying to kill him, and the Baron will eventually surrender power. Both men accept because each still needs the other.
Chapter 2. Hawat explains to the Baron that the Emperor destroyed Leto because Atreides soldiers threatened to rival the Sardaukar. He reveals that the Fremen number in the millions and that Salusa Secundus's brutality created Imperial military power. Arrakis could create an even stronger army for the right leader. Together they plan to withdraw support from Rabban and prepare Feyd's succession.
Chapter 3. Paul, now over eighteen and father to Chani's child, prepares for the Fremen test of riding a sandworm. His prescience mixes memory with possibility, while challengers seeking the glory of fighting him have become a recurring problem. He knows that death during the test would end his attempts to control the jihad. An immense maker approaches in answer to his thumper.
Chapter 4. In the southern refuge, Jessica worries about Paul's test. Harah discusses the fear created by two-year-old Alia's adult intelligence. Other Fremen pressure Paul to challenge Stilgar for leadership, since custom says command must be won by death. Jessica and Harah agree that the old rule no longer serves their expanding movement. Jessica also admits that Chani's love does not make her the ideal dynastic wife.
Chapter 5. Paul successfully mounts an exceptionally large worm and leads the Fremen south. Stilgar assumes Paul intends to challenge him, revealing how deeply custom governs his imagination. When they spot a smuggler ornithopter near forbidden territory, Paul ends the ride and organizes an ambush before the outsiders can discover the Fremen's ecological work.
Chapter 6. The smugglers include Gurney, who first mistakes Paul for Leto's ghost. Their reunion restores one of the last intimate bonds to Paul's former life. Sardaukar disguised among the smugglers attack, but the Fremen defeat them. Paul keeps two alive to carry misleading information and refuses to kill Stilgar, arguing that a duke needs a naib to govern the sietch. He sends for Jessica, unaware that Gurney still believes she betrayed Leto.
Chapter 7. Paul publicly persuades the tribes that he can command without murdering Stilgar. News that the Baron has abandoned Rabban signals the moment for revolt. Gurney attacks Jessica, but Paul reveals Yueh's betrayal and stops him. Because this danger lay outside Paul's vision, he decides his prescience is insufficient. He drinks the unconverted Water of Life, a poison no man has survived.
Chapter 8. After Paul lies motionless for three weeks, Chani recognizes what he has done and revives him with a drop of the Water of Life. Paul wakes as the Kwisatz Haderach, able to enter the inner territory forbidden to Bene Gesserit women. He sees the fleets gathered around Arrakis and understands that Water of Life placed above a pre-spice mass could kill the worms and end all spice. The power to destroy the resource gives him control over everyone who depends on it.
Chapter 9. Paul, Stilgar, and Gurney survey the Emperor's temporary stronghold as a great storm approaches. They release captured Sardaukar to spread confusion. The Fremen attack behind the weather, using atomic weapons to breach the Shield Wall and sandworms to overwhelm Imperial defenses. During the battle Paul learns that Sardaukar raided the south, killed his infant son Leto, and captured Alia.
Chapter 10. Inside the Imperial audience chamber, Shaddam berates the Baron for losing control of Arrakis. Alia, who allowed herself to be captured, terrifies Mohiam with her ancestral awareness. As the Fremen assault begins, the Baron seizes the child. Alia kills her grandfather with a poisoned needle she calls the Atreides gom jabbar. The stronghold collapses, and the Emperor retreats with Irulan, Mohiam, and Guild representatives.
Chapter 11. Paul receives the defeated Imperial court. Hawat refuses the Baron's final order to kill Paul and dies in his arms. Paul subordinates the Guild by threatening the spice and rejects Mohiam's claim over him. Feyd invokes kanly and fights Paul with a hidden poison weapon, but Paul kills him without using the paralysis word available through Bene Gesserit conditioning. Count Fenring refuses Shaddam's command to assassinate Paul. With no remaining leverage, the Emperor accepts Paul's marriage to Irulan and surrender of the throne. Jessica tells Chani that history will remember women like them as the true wives.
Ending Explained
Paul wins because he recognizes that spice dependence is more powerful than formal sovereignty. The Emperor commands Sardaukar, the Great Houses possess armies, and the Guild controls interstellar transport, but all three systems require melange. Once Paul can credibly threaten the sandworm-spice cycle, the Guild refuses to move the Great Houses against him. Military victory becomes political supremacy because ecological knowledge supplies the final leverage.
His marriage to Irulan is strategic. It legitimizes his claim through the Corrino dynasty and prevents the defeated Emperor from offering her to a rival. Paul tells Chani that Irulan will receive his name but not his affection. Jessica's final observation distinguishes legal marriage from lived partnership, but it does not erase the cruelty of making both women instruments of dynastic settlement.
The ending is triumphant only at the surface. Paul has avenged his father, destroyed the Harkonnen leadership, taken Arrakis, and forced the throne to surrender. Yet the Fremen no longer follow merely a duke; they follow a messiah whose legend has accumulated beyond his control. His choices may shape the coming war, but his victory makes it nearly impossible to stop. Herbert ends where a simpler heroic narrative would celebrate because the consequence of the hero's success is the real subject of the series.
Unresolved Questions
Can Paul prevent or reduce the jihad he has seen, or has his victory made it inevitable?
How will Princess Irulan respond to a marriage that grants status but withholds love and intimacy?
What will happen when the Fremen's ecological program begins to change the desert that created their culture?
Can Paul govern without becoming the kind of absolute ruler he overthrew?
How will Alia's prenatal awakening affect her identity as she grows?
What remains of the Bene Gesserit breeding plan now that its intended product has escaped their control?
Will the Guild, the Great Houses, and surviving Harkonnen interests accept permanent dependence on Paul's threat?
How accurately can prescience guide a ruler when the act of seeing the future changes the available paths?
About the Book
Frank Herbert developed Dune after researching sand-dune stabilization in Oregon and expanding his interest into ecology, politics, religion, and social systems. Portions appeared in Analog as the serials "Dune World" and "The Prophet of Dune" before Chilton Books published the complete novel in 1965.
The book shared the 1966 Hugo Award for Best Novel with Roger Zelazny's This Immortal and won the inaugural Nebula Award for Best Novel. This article follows the standard English-language text, whose main narrative contains 48 untitled chapters divided into "Dune," "Muad'Dib," and "The Prophet," followed by appendices and terminology.