translation needed for my season 6 fanade

i am creating fanmade sailor moon season 6 and i need translations about planets e.g. sailor mercurys future husbant will be called mercury friend and i want to know it in japanese how it is reborned. my names are- mercury friend, mars fighter, jupiter warrior, venus buddy. and in future i think other scouts will rule other earth countrys just like in a past they were princesses of planets and in future they will be queens of different countries what could those countrys be (near Nhật Bản future moon kingdom)pls help me if bạn can