This paper provides an updated theoretical analysis of the Fermionic Universe Hypothesis (FUH), exploring its consistency with recent experimental and observational data from January 2026. The study focuses on a single fermionic psi-field with an estimated mass of 4. 8 keV as a potential alternative to the cold dark matter (CDM) paradigm. Key areas of exploration in this update: Correlation with Migdal Effect: The paper examines the statistical compatibility of the FUH predictions with the 5 sigma observation of the Migdal effect reported by the UCAS group (Nature, Jan 15, 2026). The calculated cross-section (sigmaₚsiN approx 10^-42 cm2) suggests a high degree of fit for keV-scale fermionic candidates. Analysis of Massive Dark Objects: We analyze the gravitational lensing data of the 10⁶ Mₛun object reported by the Max Planck Institute (Jan 19, 2026). The resulting core profile (Rcore = 1-3 kpc) is discussed as a possible manifestation of psi-condensate degeneracy pressure, potentially addressing the "Cusp-Core" problem. Cosmological Consistency: The model's alignment with DESI data regarding S8 and H0 tensions is presented, showing a combined statistical preference of 6. 2 sigma for this framework under the analyzed parameters. Conclusion: While these results show a significant correlation with observed anomalies, the author emphasizes that the FUH remains a hypothesis requiring further falsification through upcoming JWST dwarf galaxy surveys and PANDA-X high-sensitivity runs. This work is intended to stimulate further discussion on non-standard dark matter candidates.
Shlyapik Alexander (2026) studied this question.