Structures known as "zippers" and "twisters" in the early universe may explain why dwarf galaxies tend to line up with each other, as well as hint at how dark matter operates in the universe.

Why do dwarf galaxies line up? 'Zippers' and 'twisters' in the early universe may solve a galactic mystery

Source: space
Source Link: https://www.space.com/astronomy/dark-universe/why-do-dwarf-galaxies-line-up-zippers-and-twisters-in-the-early-universe-may-solve-a-galactic-mystery