Serveur du lecteur
Épisode
Saison
L'Expansion

L'Expansion

20158
DrameMystèreScience-Fiction & Fantastique
Sortie
14 déc. 2015
Pays
États-Unis
Productions
SyfyLegendary TelevisionAlcon EntertainmentSean Daniel Company
Un thriller se déroulant deux cents ans dans le futur, suit l'affaire d'une jeune femme disparue qui unit un détective coriace et un capitaine de navire rebelle dans une course à travers le système solaire pour dévoiler la plus grande conspiration de l'histoire humaine.

About

A gritty, hard‑science thriller that follows a detective and a ship captain as they unravel a planetary conspiracy.

Set 200 years in the future, *The Expanse* follows Ceres detective Josephus Miller as he investigates the disappearance of a rich‑girl‑turned‑activist, Julie Mao. His search brings him into the orbit of the United Nations, the Martian Congress, and the Outer Planets Alliance, all of whom are entangled in a vast conspiracy involving alien technology and interplanetary politics. The series balances personal drama with sweeping space operatic stakes, exploring themes of class, power, and survival in a realistic depiction of space travel and colonial tensions. As the story unfolds, Miller, the reluctant captain James Holden, and the rest of the Rocinante crew confront a threat that could jeopardize all of humanity.

What to know

  • Six seasons, 62 episodes total.
  • Episodes run 42‑63 minutes.
  • Premiere: Dec 14 2015; finale: Jan 14 2022.
  • Based on the 2011‑2021 book series by James S. A. Corey.
  • Realistic depiction of physics, propulsion and Belter culture.
  • Strong political intrigue between Earth, Mars and the Belt.
  • No graphic gore; violence is implied and stylized.
  • Dialogue‑heavy, noir‑style storytelling.

Watch if

If you enjoy intelligent space‑opera that combines detective noir, political intrigue and realistic science, with complex, morally ambiguous characters, *The Expanse* offers a richly detailed universe and a story that unfolds slowly with high stakes.

Skip if

If you prefer light‑hearted sci‑fi, fast‑paced action with little political context or are averse to dark, mature themes and extensive dialogue, the series may feel slow and dense.

dark tonedialogue heavyinvestigation heavypolitical themespsychological elementssuspensefulmature themeswar themes
World‑Building: The Solar System
The series envisions humanity spread across Earth, Mars, the asteroid belt and beyond, with each region governed by distinct political entities. Earth’s United Nations rules over the inner planets, Mars runs a militaristic, corporatist government, and the Belt operates as a loose confederation of independent colonies. Tension between these factions drives the overarching conflict.
Main Characters
Detective Joe Miller, a Ceres police investigator, is the stoic, morally conflicted lead. Captain James Holden, an ex‑mariner turned reluctant hero, pilots the Rocinante. Chrisjen Avasarala, UN deputy secretary‑general, navigates political intrigue, while Naomi Nagata, Alex Kamal, and Amos Burton form the ship’s crew. Their intertwined stories shape the narrative.
Plot Overview
The mystery begins with Julie Mao’s disappearance, leading Miller to investigate. He soon learns that her case is connected to a bio‑hazard unleashed by the protomolecule, an alien technology that threatens to destabilize the solar system. As alliances shift and power plays intensify, the crew of the Rocinante must confront a conspiracy that could change humanity’s future.
Themes and Tone
The Expanse balances hard science with noir‑style mystery, exploring themes of class struggle, colonial exploitation, and the fragility of peace. It presents a dark, dialogue‑rich tone while grounding its action in realistic physics and political nuance, creating a sense of suspense throughout.
Production and Reception
Developed by Mark Fergus and Hawk Ostby, the series premiered on Syfy in 2015 before moving to Amazon Prime Video in 2018. Critics praised its realistic science, character depth, and political intrigue, earning several Hugo and Saturn Award nominations.
Where to Watch
All six seasons are available on Amazon Prime Video. The first three seasons were initially broadcast on Syfy, but they can be streamed on Amazon in any region where Prime Video is available.
Final Thoughts
With its blend of science‑fiction rigor, political drama, and detective mystery, *The Expanse* offers a compelling, character‑driven saga that rewards careful viewing. Fans of thoughtful space adventure will find it richly satisfying.

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FAQ

Where can I watch The Expanse?
You can watch The Expanse on Amazon Prime Video.
What is the main story of The Expanse?
The Expanse is about a future where people live on Earth, Mars, and in the Asteroid Belt. Tensions are high, and a detective and a ship's captain get caught up in a big mystery that could change everything.
What is the OPA?
The OPA, or Outer Planets Alliance, is a group of people from the Asteroid Belt who want more rights and freedom from Earth and Mars.
What happened in the third season?
In season three, the Protomolecule spreads, and Earth and Mars go to war. The Rocinante crew tries to stop the fighting and find out more about the alien technology.
Who is James Holden?
James Holden is the captain of the Rocinante. He's an honest but sometimes stubborn man who often finds himself in the middle of major events.
What happened in the fourth season?
Season four takes place on a new planet called Ilus, where humans from the Belt are trying to start new lives. They face dangers from the planet and from each other.
How much of the books does each season of the show cover?
Season one covers the first book, 'Leviathan Wakes'. Season two covers the second book, 'Caliban's War'. Season three covers the third book, 'Abaddon's Gate'. Season four is based on the fourth book, 'Cibola Burn'. Season five covers 'Nemesis Games', and season six covers 'Babylon's Ashes'.
What happened in the second season?
In season two, the crew of the Rocinante deals with the fallout from the first season. They learn more about the Protomolecule and uncover a conspiracy.
What happened in the fifth season?
Season five sees a new threat emerge as asteroids are used as weapons. The Rocinante crew is separated and faces personal challenges while trying to save humanity.
How did The Expanse series end?
The Expanse TV series ended with the resolution of a major conflict involving the Ring Gates and the Free Navy, securing a fragile peace for humanity and the Belt.
What is the difference between Earth, Mars, and the Belt?
Earth is the home of most humans and is crowded and controlled. Mars is a military power focused on terraforming their planet. The Belt is where people live in asteroids and moons, often treated unfairly by Earth and Mars.
What happens after the end of the TV series?
The books continue the story after the TV series, showing how humanity deals with the Ring Gates and expands into new star systems, facing new challenges and discoveries.
What is the Rocinante?
The Rocinante is a powerful Martian gunship that James Holden and his crew take over. It becomes their home and their main ship as they travel through space.
What happened in the first season?
Season one introduces the main characters and the conflicts between Earth, Mars, and the Belt. A detective searches for a missing woman, and a ship's crew finds a mysterious object that leads to a larger conspiracy.
What are the Ring Gates?
The Ring Gates are ancient alien technology that create wormholes, allowing instant travel to thousands of other star systems.
Are the books and the show the same?
The TV show follows the main story of the books closely, but there are some differences and changes made for the television format.
Who are the main characters in The Expanse?
The main characters include James Holden, Naomi Nagata, Amos Burton, Alex Kamal, Chrisjen Avasarala, and Detective Miller.
Should I read the books before watching the show?
You can enjoy the show without reading the books, but reading the books first will give you a deeper understanding of the story and characters.
What happened in the sixth and final season?
The sixth season wraps up the story, dealing with the Free Navy's actions and the ultimate fate of the Ring Gates and humanity's expansion into the wider galaxy.
Who is Alex Kamal?
Alex Kamal is the pilot of the Rocinante. He is a skilled pilot from Mars with a distinctive accent and a love for his family.
Who is Naomi Nagata?
Naomi Nagata is the chief engineer of the Rocinante. She is brilliant and resourceful, with a complex past tied to the Belt.
Who is Chrisjen Avasarala?
Chrisjen Avasarala is a high-ranking and cunning politician on Earth who plays a key role in navigating the complex political landscape of the solar system.
Who is Detective Miller?
Detective Miller is a jaded police detective from Ceres station in the Belt who is tasked with finding a missing heiress. His investigation leads him to uncover the Protomolecule.
What is the Protomolecule?
The Protomolecule is a mysterious alien substance that can transform and weaponize biological matter, causing significant danger and conflict throughout the series.
Who is Amos Burton?
Amos Burton is the ship's mechanic and muscle on the Rocinante. He is a loyal and pragmatic individual with a strong sense of justice, despite his rough exterior.
What is Beltalowda?
Beltalowda means people of the Belt. It is a term used by those who live in the asteroid belt.
What happened to the Protomolecule Builders?
The Protomolecule Builders are long gone. They left behind the Protomolecule.
What is "thrust gravity"?
Thrust gravity is fake gravity made by a ship moving fast. It pushes people to the floor of the ship.
What was the significance of the station in the Ring system?
The station in the Ring system was a gateway. It opened up many new worlds for people to explore.
Who is Marco Inaros?
Marco Inaros was a leader of the Free Navy. He wanted war between Earth and Mars.
How is The Expanse filmed?
The Expanse uses a mix of real sets and computer effects. It was filmed in Toronto, Canada and on location in various places.
Who created the Protomolecule?
The Protomolecule was created by an ancient alien race known as the Builders.
What is Martian gravity like?
Martian gravity is about the same as Earth's gravity. Mars has a thicker atmosphere than the Belt.
How was Marco Inaros defeated?
Marco Inaros was defeated when his ship was destroyed. This happened after a big space battle.
Where was The Expanse filmed?
The Expanse was filmed in Toronto, Canada. Some scenes were also shot in locations like Utah and Iceland.
What are the visual effects like in The Expanse?
The visual effects in The Expanse are very realistic. They show spaceships and space battles in a believable way.
What are the Ring Entities?
The Ring Entities are aliens. They built the Ring gates and the Protomolecule.
What is the conspiracy in The Expanse?
The main conspiracy is about the Protomolecule and who is controlling it. Many groups want its power.
What happened to Filip Inaros?
Filip Inaros left his father's side. He went to live a new life away from the war.
What role did Naomi play in defeating Marco?
Naomi played a key role by disabling a weapon. This helped stop Marco's attack on Earth.
What is "flip and burn"?
"Flip and burn" is a space maneuver. Ships turn around and fire engines to slow down quickly.
Why do ships sometimes fly backward?
Ships sometimes fly backward to use their engines to slow down. This is part of the "flip and burn" maneuver.
What is Laconia?
Laconia is a powerful human empire. It was built on a planet beyond the Ring gates.
How does gravity work on space stations?
Gravity on space stations is often made by spinning. The spinning pushes things to the outer walls, like gravity.
What is the Transport Union?
The Transport Union is a group of people who work on cargo ships. They are often caught between larger powers.
Who is the Free Navy?
The Free Navy was a group led by Marco Inaros. They attacked Earth and Mars to start a war.
What are the alien Builders?
The alien Builders were an ancient race. They created the Protomolecule and the Ring gates.
What is the budget for The Expanse per episode?
The budget for The Expanse per episode was around $5 million in its early seasons. Later seasons may have had higher budgets.
What is "the juice"?
"The juice" is a nickname for the Protomolecule. It is a dangerous alien substance.
What are the orbital platforms above Laconia?
The orbital platforms above Laconia are called shipyards. They are used to build and maintain a large fleet of ships.

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