The standard cosmology can answer almost nothing about how the structure of a galaxy is formed. It expects a supermassive black hole at the center and dark matter in the halo to explain the circulation of stars and its velocity. However. why the visible matters are distributed in such a thin plane by the interaction with the black hole while dark matter results in a spherical distribu... https://www.ngetikin.com/limited-value-Sapatilha-Infantil-Pampili-Bailarina-Laco-Duplo-Glitter-Prata-great-pick/