# Luna Space Simulator \- Physically Accurate Solar System Sandbox

> Drop a second sun into the Solar System and watch every orbit respond. Real gravity, rockets, and skies computed from actual light scattering.

**Website:** <a href="https://luna.watermelonson.com/" rel="noopener sponsored">Website</a>
**Published:** 2026-08-01

## Description

Build and break solar systems with real N\-body gravity in your browser. Fly rockets, and see why Earth's sky is blue but Mars's is butterscotch. Free.

## Tech Stack

- Web App

## Category

SaaS

## Tags

- saas
- indie
- Founding Listing
- Product Launch
- Directory

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*Listed on [launchlog.ai](https://launchlog.ai/listing/luna-watermelonson-com)*