Hubble's constant Hubble constant Hubble's parameter Hubble parameter
hubble's_constant%1:23:00:: hubble_constant%1:23:00:: hubble's_parameter%1:23:00:: hubble_parameter%1:23:00::
Hubblov zakon Hubblova konstanta
(cosmology) the ratio of the speed of recession of a galaxy (due to the expansion of the universe) to its distance from the observer; the Hubble constant is not actually a constant, but is regarded as measuring the expansion rate today