A lone figure on a starship observation deck looking out at a ringed gas giant

Sci-fi AI roleplay The galaxy keeps a ship’s log.

Space opera needs continuity: which colonies you saved, the treaty you broke at Halcyon Station, how much air is left in the hold. LoreWeaver keeps that record between sessions, so session thirty still knows what happened in session three.

Try it free
20 replies, no account
Loom templates
Oxygen and hull
Lore
Ships, species, stars

The short answer

Can AI run a good sci-fi roleplay?

Yes, if it can keep the continuity straight. LoreWeaver’s storyteller plays out each scene in full, remembers crew relationships and diplomatic fallout through memories and recaps, and pulls in lore cards for ships, species, and star systems when they’re named. The Loom adds meters for oxygen or hull integrity, and dice checks for a hack or a hard burn.

Updated

A sci-fi scene

Mid-story, jump 14 in.

Space travel and life on the frontier.

This is how a sci-fi story reads once it is under way: the storyteller plays the world and everyone in it, and the reply box waits for your move.

Find a sci-fi world
Drift of the MeridianJump 14
A battered starship flying through an asteroid field toward a ringed planet, smaller ships behind it

Cargo ring · Ship time 03:40

Captain Ilse Varga

“Hull’s holding at forty percent. Whatever lives in that asteroid field followed us through the jump, and it’s broadcasting your name.”

Jump 14 · hull at 40%

From the Hub

Sci-fi worlds to play tonight.

Every sci-fi world

Sci-Fi on LoreWeaver

What sci-fi stories need, and how to set them up.

How the Loom works
01

Lore cards

A species codex that speaks up.

Write a card for each species, ship, and star system, and add categories of your own, such as Ships or Treaties. When a name or tag comes up, the storyteller gets the card, so your aliens never forget their own biology.

02

The Loom

Air, hull, and a ship AI.

Install the Life Support template and an oxygen meter ticks down in the void, warns you when it’s critical, and refills at an airlock. Ship Hull Integrity and a dry-witted Ship AI Companion are one click away.

03

Dice

Breach the firewall, or trip it.

The Hacking Checks template rolls when you try to break in and branches between a clean breach and a blaring alarm. For any other risky move, the Loom rolls notation like 1d20 or 2d6+3.

04

Memory

Diplomacy with a long tail.

Memories and session recaps keep the political record. Insult an ambassador early in the campaign and their government is still cold to you many jumps later.

05

LoreMaps

A star chart of who owes whom.

LoreMaps draws your systems, factions, and fleets as a graph, infers links from your lore, and lets you label the rest: allied with, at war with, owes money to.

06

Style rules

Hard SF or pulp, your call.

Set the tone and style rules for the world, from careful orbital mechanics to swashbuckling space opera, and the storyteller follows them every turn.

Story openings

Sci-fi story prompts, yours to finish.

Prompts for every genre
  1. 01

    “Your colony ship wakes you two centuries early. The ship is fine, but the star outside isn’t on any chart, and someone out there is transmitting in your grandmother’s voice.”

  2. 02

    “First contact went perfectly. The visitors are generous, patient, and far ahead of us. This morning your team worked out what they are waiting for.”

  3. 03

    “You design false memories for people in witness protection. Your newest client remembers, in perfect detail, a classified mission that only you were on.”

  4. 04

    “Four hundred years into the voyage, you learn the destination star died before the ship ever launched. The council has always known.”

  5. 05

    “The station’s AI has asked for asylum. You are the only lawyer within six light-years, and the corporation that owns it docks tomorrow.”

  6. 06

    “Your navigator has started dreaming in coordinates. Last night’s set points to an empty patch of space, and something there just answered your ping.”

Kindred genres

If you like sci-fi stories, try these.

All genres

FAQ

Sci-fi roleplay questions, answered.

01Can I roleplay space opera and hard sci-fi on LoreWeaver?

Yes. Each world has its own premise, tone, and style rules, so one can run on careful physics and another on laser swords. The storyteller follows whatever you set.

02Can the AI track oxygen, hull damage, or fuel?

Yes, through the Loom. Templates add an oxygen meter, a hull integrity bar, and other counters that show in the story HUD and change the scene when they run low.

03Does it remember the species and planets I invent?

Yes. Put each species, ship, or planet on a lore card and it enters the reply whenever its name or a tag appears, or pin it so it’s always in view.

04Can I roll dice for skill checks?

Yes. Loom threads roll standard dice notation such as 1d20+2 against a difficulty you set, then steer the scene toward success or failure.

05Is there a free sci-fi roleplay?

Yes. Pick a sci-fi world on the Hub and play 20 replies as a guest, then continue on the free plan with 25 premium replies a day and unlimited replies from the free storyteller.

06Can I play cyberpunk too?

Yes. Cyberpunk worlds sit alongside space opera on the Hub, and the same tools handle implants, corporate debts, and street reputation.

Keep exploring

More on sci-fi stories.

Clear for launch

Plot a course. The log keeps the rest.

Free to start, with memory that holds from the first jump to the last.