Depending on your specific tool of choice, here are the top resources and details for downloading and using these large-scale systems: 🛸 For Unreal Engine 5 Users
A popular free drag-and-drop solution for UE 5.3+ that includes volumetric clouds and atmosphere. It is available on the Fab Marketplace . Depending on your specific tool of choice, here
Unity developers often use "Quad Tree" systems to handle the massive scale without losing detail. Depending on your specific tool of choice, here
Unreal Engine is a popular choice for these projects due to its "Voxel" and "PCG" (Procedural Content Generation) capabilities. Depending on your specific tool of choice, here
The most common way to create "infinite" planets. You can download the free version from the Voxel Plugin site to generate spherical worlds with detailed terrain.