Simulations of the Universe

https://github.com/SurceBeats/Atlas - The Atlas is a procedural generation universe simulation connected via P2P, designed to create vast, complex galaxies and universes with customizable parameters.
https://github.com/code-alchemist01/Astralis-Engine - Real-time procedural universe simulation. Navigate across dynamic star systems, each forged by seed-based algorithms and rendered with OpenGL.
https://github.com/marceld23/BlocksBeyondTheStars - A block-based 3D space crafting game: explore procedurally generated planets across many star systems, mine and craft, tame creatures, build ships, bases and your own space stations — solo or with friends. Open-source .NET server + Unity client, self-hostable.
https://github.com/pioneerspacesim/pioneer - A game of lonely space adventure.
https://github.com/aerkiaga/nodeverse - A procedurally generated space exploration game for the Minetest voxel game engine
https://github.com/MartinAllsbrook/xenoplanet - Exploration game in an infinite procedural environment
https://github.com/achimala/TheLongSilence - A space exploration game built by Claude Opus 5
https://github.com/Resaki1/stellar-nomad - tellar Nomad: An open-source, browser-based space exploration game where players pilot a spaceship, mine resources, and venture through a procedurally generated universe.
https://github.com/INiNiDS/lunar-hal - LUNAR-HAL — An AI-powered 3D procedural space exploration game built on Rust & WebGPU. Fly through 10M+ stars, land rockets on procedural neural planets and explore AI-generated biomes.

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