2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/33961It is shown that the RTG predicts an opportunity of the intensive production of gravitons at the early stage of evolution of the homogeneous isotropic Universe. A hypothesis is suggested that the produced gas of gravitons could be just the ``dark matter'' which presently manifests itself as a ``missing mass'' in our Universe.6 pages, latex fileGeneral Relativity and Quantum Cosmologytext