About the book: 2021 / One of the main results of astronomical observations is the red shift and brightness of various objects in the Universe. Using these data, the distance to the observed object and the speed of its removal are determined. However, the question remains unresolved: what should be taken as the actual “distance of the galaxy”? One of the main results of astronomical observations is the redshift and brightness of various objects in the Universe. These data determine the distance to the observed object and the speed of its removal. Nevertheless, the question remains unresolved: what should be taken as the actual "remote-ness of the galaxy"?