Score: 0
Crew 12/24 · Food 80
Year 1
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About Seedship Saga

Assign jobs, raise generations and survive anomalies in this free online generation ship game about interstellar survival.

Seedship Saga is a free online generation ship game where you steward a small crew on an endless voyage between the stars. A generation ship is a vessel designed to travel for so long that the grandchildren of the original crew finish the journey. Your colonists are born, trained, work, age and die aboard, and you decide who farms, who repairs the hull, who studies the destination and who raises the next generation.

Every mechanic maps to a real challenge of deep space settlement. Hydroponics models closed-loop life support, the systems that recycle air, water and waste into food, tested today on the ISS. The hull integrity bar tracks micrometeor erosion, which engineers counter with Whipple shield layers that shatter incoming grains. Stellar flares are real solar particle events that can deliver a dangerous radiation dose in hours, so ships need storm shelters or water shielding. The nursery and academy model demography: a founding population needs enough births and enough skilled teachers or the mission loses the expertise it launched with.

This matters because planners take these numbers seriously. Studies of multi-generation voyages estimate minimum viable crews and model carrying capacity exactly like your food and population limits. Every choice you make, who works, who teaches, who has children, mirrors the equations that would decide whether a real seedship arrives with a thriving colony or an empty hull.

Key Science Concepts

What You'll Learn

Grade Level: Middle School, High School

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How to play

  1. Assign Jobs Drag a colonist onto a station to assign their work. Tap a colonist to inspect skills and health.
  2. Feed the Crew Hydroponics grows food for every colonist each year. Empty stores mean hunger and failing health.
  3. Hold the Hull Micrometeor wear and anomalies damage the hull. Engineers patch it up and repair broken stations.
  4. Raise Generations Drop one adult onto another (or onto the Nursery) to start a family. Children train in the Academy.
  5. Research Tech The Observatory earns research points. Spend them in the Tech menu for shielding, cryo pods and more.
  6. Voyage Forever Survive anomalies, reach the exoplanet, then push onward to the next system. The voyage never ends!

Frequently asked questions

Is Seedship Saga free to play?
Yes. Seedship Saga is completely free to play in your browser. There is no download, install or account needed.
What grade level is Seedship Saga for?
Seedship Saga is designed for Middle School, High School students and works well as a classroom activity or homework.
Does Seedship Saga work on phones and tablets?
Yes. Seedship Saga runs in any modern browser on desktop computers, Chromebooks, tablets and phones in landscape mode.

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