Hubble tension in k-essence: Evidence for robust tension alleviation

arXiv:2607.03569 · astro-ph.CO · Submitted 2026-07-03 · Read on arXiv

Isaac Opio, Didam Duniya, Bishop Mongwane, Hassan Abdalla

BIUST · BIUST · Cape Town · NWU and Omdurman

astro-ph.CO

Submitted: 2026-07-03

Comments: 18 pages, 5 figures (Abstract here is adjusted to comply with arXiv limit.)

Code: https://github.com/PantheonPlusSH0ES/DataRelease

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Hubble Tension — 60× in this paper · explained in 9 episodes
• Consistency — 8× in this paper · explained in 3 episodes
• Quintessence — 7× in this paper · explained in 2 episodes
• Dark Energy Spectroscopic Instrument — 3× in this paper
• Calibration — 2× in this paper · explained in 7 episodes
• Degeneracy — 2× in this paper · explained in 3 episodes
• Anisotropy — 1× in this paper · explained in 3 episodes
• Bayesian Framework — 1× in this paper · explained in 3 episodes
• Clustering — 1× in this paper · explained in 2 episodes
• Core — 1× in this paper · explained in 2 episodes
• Homogeneity — 1× in this paper · explained in 2 episodes
• Nine-Year Wilkinson Microwave Anisotropy Probe — 1× in this paper

Sources

• Planck 2018 results. VI. Cosmological parameters
• A Comprehensive Measurement of the Local Value of the Hubble Constant with 1 km/s/Mpc Uncertainty from the Hubble Space Telescope and the SH0ES Team
• The Megamaser Cosmology Project. II. The Angular-Diameter Distance to UGC 3789
• H0LiCOW I. $H_0$ Lenses in COSMOGRAIL's Wellspring: Program Overview
• In the Realm of the Hubble tension $-$ a Review of Solutions
• Hubble Tension: The Evidence of New Physics
• The CosmoVerse White Paper: Addressing observational tensions in cosmology with systematics and fundamental physics
• The Hubble tension: A decade review
• Testing the cosmological principle with the Pantheon+ sample and the region-fitting method
• The Expansion of the Universe is Faster than Expected
• Tensions between the Early and the Late Universe
• JWST Validates HST Distance Measurements: Selection of Supernova Subsample Explains Differences in JWST Estimates of Local H0
• The Perfect Host: JWST Cepheid Observations in a Background-Free SN Ia Host Confirm No Bias in Hubble-Constant Measurements
• Dissecting the Hubble tension: Insights from a diverse set of Sound Horizon-free H0 measurements
• The Hubble Hunter's Guide
• Early Dark Energy Can Resolve The Hubble Tension
• Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies
• Scaling solutions as Early Dark Energy resolutions to the Hubble tension
• Alleviating $H_0$ and $S_8$ Tensions Simultaneously in K-essence Cosmology
• Comprehensive Study of $k$-essence Model: Dynamical System Analysis and Observational Constraints from Latest Type Ia Supernova and BAO Observations

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