> Is it the redshift receding into infinite wavelengths? On further thought, things redshifting away into the blackness just denote the edge of the visible uni

> Is it the redshift receding into infinite wavelengths? On further thought, things redshifting away into the blackness just denote the edge of the visible universe, don't they? Since that's where light has trouble ever catching up with us, instead of being carried away by the expansion. So this isn't quite related to the universe being infinite or not.