A Black Hole Universe (Bhu) Out of a Flrw Cloud
A FLRW cloud is a solution of classical General Relativity (GR) were a homogeneous fluid of fixed mass $M$ collapses in a free fall, following a radial geodesic $R(\tau)$ of the FLRW metric.This solution can be used to model the interior of a Black Hole (BH) with regular matter/radiation, without the need of negative pressure or surface terms. We propose that our Universe emerged from such a FLRW cloud with mass $M \simeq 5 \times 10^{22} M_{\odot}$ that collapsed 25 Gyrs ago inside its own event horizon $r_{S}=2GM$. The resulting BH had a very low density, so the collapse continues inside for 11 Gyrs. When it reaches neutron star density it explodes, like a Supernova, into the hot Big Bang expansion that we observe today. Such BHU expansion is trapped inside $r_{S}=2GM$, which acts like a cosmological constant $\Lambda=3/r_{S}^2$. The BHU expansion follows $R \simeq [r_H^2 r_S]^{1/3}$ so a large fraction of $M$ is outside its Hubble radius $r_H=H^{-1}$. This solves the horizon and structure formation problems. Thus, the BHU model does not need Dark Energy or Inflation, yet it can be tested using current Cosmic maps because the observable Universe today is larger than $r_{S}$
Year of publication: |
[2022]
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Authors: | Gaztanaga, Enrique |
Publisher: |
[S.l.] : SSRN |
Subject: | Cloud Computing | Cloud computing | Hochschule | Higher education institution | Schwarze Menschen | Black people |
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