[Credit and Copyright: Babak Tafreshi (TWAN)]
Maybe it is simply a distortion of the photo image, but I have never before noticed the sine wave of the galactic span.
One time, quite a few years ago now, Mrs. Chajin and I were on a patch of Eleuthera that had no light pollution, on new moon, and the sky view was indescribable.
It reminds me of Emerson's famous line from Nature, "If the stars should appear one night in a thousand years, how would men believe and adore; and preserve for many generations the remembrance of the city of God which had been shown!"