A Narration is Not an Equation: Metaphysical Principals of Standard Cosmology

In this paper the author maintains that the Standard Cosmology is not a Physical Theory. The Standard Cosmology is a narration similar to the historical or mythical narratives constructed from the Physical Sciences data. Also the author maintains that this theory is founded on Philosophical principles which are aliens to the Physical Theory, as the Principle of Sufficient Reason. The author porpoise a new cosmological model based more on eventuality than in necessity.