This command regenerates map names.
The map_names command in Stellaris is used to regenerate map names in the game.
This command can be helpful in situations where you feel that the generated map names are not satisfactory or repetitive. By using this command, the game will generate new names for all the elements on the map, such as planets, star systems, and celestial bodies.
In Stellaris, cheats are executed from the command console, a text box that you type commands into.
To open the command console press the ~(tilde) key, which is typically located under ESC (escape).
If your keyboard does not have that key, or pressing ~ does not work, try the following keys:
Type your command into the console, and then press ENTER .