v5.6
Every system begins with a gravitational anchor
Open a system .zip exported from this editor or from SFS directly.
Drop a system .zip here, or click to browse
Must contain Planet Data/, Heightmap Data/, Texture Data/ folders
Choose a starting template — all properties are fully editable afterward
.png image or .txt formula file.
Upload textures and heightmaps — they appear in all search pickers instantly
Drop texture images here or click to browse
PNG / JPG / WEBP — appears in all texture search pickers immediatelyNo textures loaded yet
Drop heightmap .txt or .png files here or click to browse
Terrain heightmap data files used in terrain formula expressionsNo heightmaps loaded yet
Drop any other system files here
Space Center data, version files, import settings…Global settings exported alongside planet files
Overrides the default folder name (center body name).
This is what shows in-game as Custom System "Name".
Choose your start menu atmosphere
UI sound effect settings
This will remove every body from the system.
This action cannot be undone.
This body and all its satellites will be permanently removed.
Choose a preset. Orbit, name, and satellites are preserved.
Merge a second system zip into the current session.
Choose how the imported system's centre connects to the existing one.
multiplierSOI of every body. Values below 1 shrink SOIs — useful when planets are tightly packed.
inferPresetMeta() to guess the type from body data.