Exploring Galaxy Evolution in μ¨ Based Cosmologies

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In summary, the study found that recent JWST observations of massive galaxies at extremely high redshifts are consistent with a μ¨ based cosmology. However, the low redshift Universe is entirely divergent from the μ¨ cosmic star formation rate density.
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Bovine Cosmology Here We Come
arXiv:2303.17002 [pdf, other]
Galaxy Evolution in μ¨ based Cosmologies
Will J. Roper, Stephen M. Wilkins, Stephen Riggs, Jessica Pilling, Aswin P. Vijayan, Dimitrios Irodotou, Violetta Korbina, Jussi Kuusisto
Subjects: Astrophysics of Galaxies (astro-ph.GA); Popular Physics (physics.pop-ph)

We present the first study of galaxy evolution in μ¨ based cosmologies. We find that recent JWST observations of massive galaxies at extremely high redshifts are consistent with such a cosmology. However, the low redshift Universe is entirely divergent from the μ¨ cosmic star formation rate density. We thus propose that our Universe was at one point dominated by a Primordial Bovine Herd (PBH) which later decayed producing dark energy. Note that we do not detail the mechanisms by which this decay process takes place. Despite its vanishingly small probability for existence, a μ¨ based cosmological model marries the disparate findings in the high and low redshift Universe.

N.B. μ¨ would be pronounced approximately as "moo". The PBH acronym is a reference to "Primordial Black Holes" which have the same acronym.
 
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...and I hope no one would be so rude as to suggest that the immense volume of dark matter/energy spontaneously created on the arxiv every day has its origins in a primordial bovine herd. :oldruck:
 
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ohwilleke said:
We thus propose that our Universe was at one point dominated by a Primordial Bovine Herd (PBH) which later decayed producing dark energy.
And a steaming pile of dark(ish) matter?
 
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And now we have had our April Fools fun (aka April 1st, 2023) we return to our regularly schedule posting of peer reviewed non April-Fools-Joke-articles.

We leave you with a simple message: Klatu Barada Nikto!

Deactivating thread...
 
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Related to Exploring Galaxy Evolution in μ¨ Based Cosmologies

What is μ¨ based cosmology?

μ¨ based cosmology is a theoretical framework that explores the evolution of the universe and its structures by incorporating a new parameter, μ¨, which may represent a modification or extension to existing cosmological models. This parameter is often used to address discrepancies or provide deeper insights into the behavior of galaxies and other cosmic phenomena.

How does μ¨ affect galaxy evolution?

The introduction of μ¨ in cosmological models can influence various aspects of galaxy evolution, such as the rate of star formation, the distribution of dark matter, and the dynamics of galaxy mergers. By modifying the gravitational interactions or energy distributions within galaxies, μ¨ can lead to different evolutionary pathways compared to traditional models.

What observational evidence supports μ¨ based cosmologies?

Observational evidence for μ¨ based cosmologies may come from detailed measurements of galaxy properties, such as their rotation curves, luminosity distributions, and redshift surveys. Anomalies or patterns that cannot be fully explained by standard cosmological models might be better accounted for by incorporating the μ¨ parameter, thus providing indirect support for this theoretical framework.

How do μ¨ based cosmologies compare to ΛCDM models?

μ¨ based cosmologies differ from the widely accepted ΛCDM (Lambda Cold Dark Matter) model by introducing an additional parameter that can alter the dynamics and evolution of cosmic structures. While ΛCDM relies on dark energy (Λ) and cold dark matter to explain the universe's expansion and structure formation, μ¨ based models may offer alternative explanations or enhancements that address certain limitations or unexplained phenomena within ΛCDM.

What are the challenges in studying μ¨ based cosmologies?

Studying μ¨ based cosmologies presents several challenges, including the need for precise observational data to validate theoretical predictions, the complexity of incorporating μ¨ into existing models, and the potential for multiple interpretations of the same phenomena. Additionally, developing robust simulations and analytical tools to explore the implications of μ¨ is essential for advancing our understanding of galaxy evolution within this framework.

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