the natives made 3 moons and then were going to make a 4th with primordial energies but aliens invaded and messed up the fundamentals of the world in order to enforce a human civilization then more aliens invaded and messed up those fundamentals and the moons blew up and everything has gone to hell so you're looking at the broken up contaminated construction sites of the natives who were trying to make a 4th moon before the world wars and humanity

>>1833228
>terraformed twice, 2nd time entirely on the whims of a intergalactic Otto Apocalypse
>two world wars started from space that sank enormous continents into the depths of the world or the sea, followed by two more world wars
>humanity blowing stuff up all the time
>multiple Abyss invasions
>moon drop after moons blowing up
Frankly, there being any land left instead of a Towers of Ar Tonelico situation is a miracle at this point.