Hubble flow

== English == === Etymology === From Hubble (“Edwin Hubble”) +‎ flow. From the flowing/movement of galaxies in the Universe under the influence of Hubble expansion. === Noun === Hubble flow (uncountable) (astrophysics, cosmology) The motion of galaxies due to the expansion of the universe === See also === dark flow Hubble constant Hubble expansion Hubble's law