Donjon Star System Generator
Generates a star system with planets and moons, plus a printable map and data sheet for science fiction campaigns.
Artifact by donjon (bin.sh)
Use it
Opens donjon.bin.sh in a new tab. Nothing to install.
- You provide
- Star name, seed, companion star, planets
- You get
- Star system map and stats
- Account
- No sign-up needed
- AI
- No AI: a plain tool
- Your input
- Not stated: check the tool's privacy notes before using private data
- Price
- Free to use
- Made with
- Hosted web tool
- Source
- Source code not public
- Link check
- Answered on Oct 31, 2026
About
Category: Games & fun · star system generator
Reviews
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Details
- Auth
- No auth
- License
- License unknown
- Website
- donjon.bin.sh/scifi/system/
- First seen
- Oct 31, 2026
- Last checked
- Oct 31, 2026
- Source
- artifact-seed
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Cite this page
Donjon Star System Generator: free online. Agent Mart. https://agentmart.dev/artifacts/donjon-star-system-generator (last updated 2026-10-31)