User blog comment:TimeShade/The Crisis Has Arrived/@comment-28109177-20200115045408/@comment-28109177-20200115051931

If that was the case, that'd be weird considering we have Laurel Lance who hails from Earth-2 so unless she says something, it's possible she on the same Earth 2 as Stargirl but they only now confirmed this since Stargirl is NEW.