Orbital - Planet Generator
๐ช ORBITAL — PROCEDURAL PLANET GENERATOR
Discover infinite worlds.
Build entire galaxies.
Build entire galaxies.
NEVER STARE AT A BLANK PAGE AGAIN.
ORBITAL is a free, browser-based procedural planet generator designed for sci-fi novelists, tabletop RPG game masters, creative writers, and worldbuilders. Each planet is generated with a unique visual, environment type, atmosphere, biome, and a ready-to-use environmental summary — perfect for dropping straight into your campaign or manuscript.
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โฆ WHAT IT DOES
- — Generates a unique planet visual with each discovery
- — Assigns planet type (Oceanic, Desert, Gas Giant, Ice World, etc.)
- — Defines primary biome, atmosphere, and visual style
- — Creates a ready-to-use environmental summary paragraph
- — Tracks your Discovery Log so you can browse what you've found
- — Each planet gets a sector/node location for lore immersion
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โฆ PERFECT FOR
- โ Star Wars / Traveller / Mothership RPG game masters building new systems
- โ Sci-fi novelists and short story writers seeking worldbuilding inspiration
- โ Tabletop campaign prep — create an entire sector in minutes
- โ Game designers prototyping alien environments
- โ Anyone who just loves discovering new worlds
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โฆ HOW TO USE IT
- 1. Hit DISCOVER PLANET inside the tool
- 2. Read your Environmental Summary
- 3. Hit again to explore more worlds
- 4. Keep what inspires you
NO LOGIN ยท NO INSTALL ยท COMPLETELY FREE
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Built with love for the sci-fi and TTRPG communities.
Feedback welcome — I'm actively developing new features.
Feedback welcome — I'm actively developing new features.
| Status | Released |
| Category | Tool |
| Platforms | HTML5 |
| Author | mtgedney |
| Genre | Role Playing |
| Tags | Creative, Generator, planet, Procedural Generation, Sci-fi, tool, Tabletop role-playing game, worldbuilding, writing-tool |
| AI Disclosure | AI Assisted, Code, Graphics, Text |

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