Abstract

The suggested constructions are related closely to fluid motion and devoted mainly to get affirmative answers for the known astronomy questions originated in the first half of the last century. As observations continue to evidence, the light, or visible part of universe is not in the void, but is submerged in the invisible dark matter that complements the former up to a general cosmic medium filling all the space. Bellow, such a medium is supposed to be mobile and described with vector field of veloc