Maou-sama no Machizukuri! ~Saikyou no Dungeon wa Kindai Toshi~ - Vol. 5 Ch. 27

[Alekhzandr]

Technically it still is an isekai except what got isekai-ed is more like abstract concepts that existed in that world. Also yes other world/planets also known as Stars; yes multiple Stars,meaning plural, since they are called "Children of Stars."

 

[JustAU-]

So they're humanfied planets of sorts?