it says
Copy the contents of the GameData/ folder to KSP's GameData/ folder
Launch KSP and enjoy!
Please report any bugs you may find at https://github.com/Kopernicus/Kopernicus/issues
I did that?
okay so the other star systems won't show up in tracking station. I have no experience with Kopernicus or adding new planets. I'm pretty sure I installed correctly but I have no idea.
https://imgur.com/a/kr19Zte