"A new study based on observations with the Hubble Space Telescope has shown that the most massive galaxies in the universe, which are found in clusters like this, have been aligned with the distribution of neighboring galaxies for at least 10 billion years."
QUANTUM FFF THEORY SAYS: off course due to the big bang fractal splitting of the Big Bang black hole, see:
https://www.flickr.com/photos/93308747@N05/albums/72157655834682834
https://www.sciencedaily.com/releases/2017/06/170613111646.htm
http://vixra.org/pdf/1406.0076v3.pdf