Seems like we have this thread like every other day, huh?
>>48792997Not outer space but "space" as in dimensions. It's the "emptiness" that fills all the "in-betweens" of all matter. Think spacetime continuum.
The Water-typing is popularly theorized to thematically represent 'liquid' as a complement to Dialga's 'solid' and Giratina's 'gas.'