'Structures' in Space Reveal the Universe Isn't What We Thought
9 hours ago
- #cosmology
- #dark matter
- #large-scale structure
- Scientists have found evidence that cosmic structures connecting the universe are much larger and more persistent than predicted by the standard cosmological model.
- Observational data from DESI shows galaxies clustering in 'preferred directions' (anisotropies) on scales up to gigaparsecs (billions of light years), challenging the assumption of large-scale isotropy.
- The statistical analysis, including the Angular Distribution of Pairwise Distances (ADPD), reveals that real structures are significantly larger than those simulated under the ΛCDM framework.
- These findings suggest a discrepancy between current models and observations, hinting at potential new physics and the need for revised cosmological theories.
- Upcoming data from DESI, Euclid, and the Vera C. Rubin Observatory will further investigate the scale and implications of these large-scale structures.