Universe (Part 2 v2): Rolling of space and time into a point

Abstract

Astronomers observe current and earlier stages in the development of the Universe. They can see at great distances. They suggest that the universe has always been ruled by the same physical laws. The Solar System is implanted in a galaxy. The most galaxies have the billions of stars. The Milky Way and other galaxies that exist outside it, are located as far as astronomical instruments can reach. Current cosmology studies of galaxies and their spectral lines. The universe is expanding and had a beginning. Telescope Hubble shows galaxies consisting of billions of stars.