A planet-building sandbox where you create entire worlds from the ground up. Generate unique planets, shape vast landscapes, and use interconnected simulations inspired by real-world processes to bring your fantasy planet to life.

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About This Game

Planet Architect is a planet-building sandbox about creating entire worlds from the ground up. Decide the rules that govern each part of the simulation and watch as procedural generation brings your vision to life.

CREATE A WORLD
Generate a planet to use as your starting point.

SHAPE YOUR CREATION
Play with simulated systems inspired by the processes that created the real celestial objects found in our galaxy. From climate and biomes, to plate tectonics and meteoric impacts, each simulation has dozens of parameters to fine tune.

EXPLORE
Step down to the surface and explore the fine details of your worlds. Roam endlessly through the procedural landscape that you built. 

WATCH PLANET ARCHITECT GROW
Planet Architect is in active development. This page will evolve alongside the game as new systems become ready to display.

Add Planet Architect to your wishlist and follow the creation of the most extensive planet-making sandbox.

System Requirements

Windows
macOS
    Minimum:
    • OS: Windows 10 64-bit
    • Processor: Intel Core i5-8400 / AMD Ryzen 3 3100
    • Memory: 8192 MB RAM
    • Graphics: NVIDIA GTX 1050 Ti / AMD RX 570 / Intel Arc A380, 4 GB VRAM, DirectX 11 compatible
    • DirectX: Version 11
    • Storage: 4096 MB available space
    • Sound Card: DirectX compatible
    Recommended:
    • OS: Windows 11 64-bit
    • Processor: Intel Core i5-10400 / AMD Ryzen 5 3600 or better
    • Memory: 16384 MB RAM
    • Graphics: NVIDIA GTX 1660 / RTX 2060 / AMD RX 5600 XT / RX 6600, 6 GB VRAM
    • DirectX: Version 11
    • Storage: 8192 MB available space
    • Sound Card: DirectX compatible
    Minimum:
    • OS: macOS 12 Monterey
    • Processor: Apple M1
    • Memory: 8192 MB RAM
    • Graphics: Apple M1 GPU
    • Storage: 4096 MB available space
    • Sound Card: Integrated
    Recommended:
    • OS: macOS 14 Sonoma or newer
    • Processor: Apple M1 Pro / M2 or better
    • Memory: 16384 MB RAM
    • Graphics: Apple M1 Pro GPU
    • Storage: 8192 MB available space
    • Sound Card: Integrated
* Starting February 15, 2024, the Steam Client will no longer support 32-bit games or macOS 10.14 or lower.
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