Yes, at the largest scales there are large structures composed of galaxies with voids between them. At smaller scales, we can observer large clusters of galaxie

Yes, at the largest scales there are large structures composed of galaxies with voids between them. At smaller scales, we can observer large clusters of galaxies. See, for example, Galactic Filaments [0] Really cool stuff! [0] https://en.wikipedia.org/wiki/Galaxy_filament https://en.wikipedia.org/wiki/Galaxy_filament