did that spear instantly teleport back after penetrating through it or did it continue on until whereever land?
It's either in orbit, or created a new crater on (one of) the moon(s), thereby disturbing the slumber of an ancient eldritch horror/the grand
father ..mother, considering the type of manga.. of all Dragons, or hit an invisible floating island built as Refuge by an ancient mythical race making it visible/crash, or.....
Sooooo many options to revisit this moment at a later moment and Unleash the Tropes when actual inspration is in short supply...