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Stellaris official game artwork

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Stellaris Wiki

Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach o

Steam ↗Windows · macOS · Linux
GameWiki EditorialReviewed 5 guide topics

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About Stellaris

Stellaris lets players launch into a procedurally generated galaxy, sending science ships to survey anomalies and build stations around new worlds. As empires expand, players shape societies through traits, ethics, and technologies, deciding whether to pursue peace or conquest. The game supports single‑player and multiplayer across Windows, macOS, and Linux, and receives ongoing free updates that add new content and mechanics. Its grand‑strategy focus blends exploration, diplomacy, and interstellar warfare into a continuously evolving experience.

01 / THE GUIDE

Exploration and Anomalies

Every game starts with a civilization that has just achieved faster‑than‑light travel, prompting the launch of science ships to survey star systems. These ships encounter anomalies that trigger quests, revealing strange worlds and stories that can alter the empire’s trajectory. The galaxy’s procedural generation ensures each system holds unique mysteries to discover.

  • Prioritize surveying nearby anomalies early to unlock quests that can provide valuable bonuses.
  • Balance exploration with colonization to avoid leaving unclaimed resources vulnerable.

02 / THE GUIDE

Empire Customization

Players craft a unique empire by selecting traits, ethics, technology preferences, and habitat types. The Humanoids Species Pack adds new civics, origins, ship classes, and portraits for human‑like species. Utopia expands societal evolution, allowing construction of mega‑structures and ascension paths. Choices directly influence diplomatic and military options.

  • Mix positive and negative traits to create balanced strengths and weaknesses.
  • Use Utopia’s ascension perks to unlock powerful late‑game abilities.
Stellaris official gameplay screenshot
Publisher-provided gameplay image · Paradox Development Studio

03 / THE GUIDE

Diplomacy and Alliances

Stellaris features an advanced diplomacy system where players negotiate, form alliances, or declare wars. Diplomatic actions are essential for managing relationships with other empires and can shift the balance of power. Alliances may form organically as empires respond to shared threats or opportunities.

  • Maintain good relations with neighboring empires to secure trade routes.
  • Leverage diplomatic treaties to deter aggression from stronger foes.

04 / THE GUIDE

Interstellar Warfare

War fleets are fully customizable through a ship designer that offers a range of technologies. Players can defend or attack, adapting fleet composition to counter enemy strengths. Warfare cycles with diplomacy, suspicion, and alliances, creating a dynamic strategic environment.

  • Regularly update fleet designs to incorporate new technologies.
  • Use a mix of ship classes to handle diverse combat scenarios.

05 / THE GUIDE

Multiplayer and Cross‑Platform Play

Stellaris supports both single‑player and multiplayer modes, with cross‑platform multiplayer available on Windows, macOS, and Linux. Players can join games together, share achievements, and use Steam Workshop content to enhance their experience. Cloud saves and family sharing further extend accessibility.

  • Coordinate with allies before major wars to maximize strategic impact.
  • Enable Steam Cloud to keep progress synchronized across devices.

WATCH THE GAME

Stellaris videos

Official trailers & gameplay

INSIDE THE WORLD

Screenshots & game images

5 official screenshots

IN THIS WIKI

Your reading checklist

0 of 6 complete

COMMUNITY

Player discussion

    QUICK ANSWERS

    Stellaris FAQ

    Can I play Stellaris with friends on different operating systems?

    Yes, the game supports cross‑platform multiplayer on Windows, macOS, and Linux, allowing friends on any of these systems to play together.

    What does the Utopia expansion add?

    Utopia focuses on societal evolution, offering mega‑structures, ascension paths, and other tools to unlock a higher level of empire development.

    How does diplomacy affect gameplay?

    Diplomacy lets you negotiate treaties, form alliances, and manage relations, influencing trade, security, and the outcome of wars.

    More Stellaris guides

    SOURCES & CREDITS

    Official resources and further reading

    Original editorial guidance. Game imagery and trailers are provided by the publisher through Steam. Media and reference links checked 2026-10-22. Game versions, supported platforms, and balance can change; consult the linked release notes for current details.