A Universal Distribution of Dark Matter in Milky Way-like galaxies and How to Infer It

arXiv:2607.12008 · astro-ph.GA, hep-ph · Submitted 2026-07-13 · Read on arXiv

Sam Cheng-Tse Huang, Matthew R. Buckley, Justin I. Read, David Shih

astro-ph.GA, hep-ph

Submitted: 2026-07-13

Comments: 36 pages, 12 figures

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

Terminology

• Milky Way — 27× in this paper
• AUC — 23× in this paper · explained in 2 episodes
• Metallicity — 12× in this paper · explained in 3 episodes
• Fidelity — 7× in this paper · explained in 2 episodes
• Normalizing Flow — 6× in this paper · explained in 3 episodes
• Accuracy — 3× in this paper · explained in 1 episode
• Core — 3× in this paper · explained in 2 episodes
• Generative Model — 3× in this paper · explained in 2 episodes
• Normalizing Flows — 3× in this paper · explained in 4 episodes
• Clustering — 2× in this paper · explained in 2 episodes
• Generalization — 2× in this paper · explained in 13 episodes
• Transfer Learning — 2× in this paper · explained in 10 episodes
• Adaptive Mesh Refinement — 1× in this paper
• Anti-correlation — 1× in this paper · explained in 3 episodes
• Domain Shift — 1× in this paper · explained in 4 episodes
• Generative Modeling — 1× in this paper · explained in 3 episodes
• Gravitational Lensing — 1× in this paper · explained in 2 episodes
• Meshless Finite-Mass — 1× in this paper
• Region of Interest — 1× in this paper
• Smoothed Particle Hydrodynamics — 1× in this paper
• Standard Halo Model — 1× in this paper
• Trace — 1× in this paper · explained in 2 episodes
• Velocity Dispersion — 1× in this paper · explained in 2 episodes

Sources

• A History of Dark Matter
• Planck 2018 results. VI. Cosmological parameters
• DESI 2024 VI: Cosmological Constraints from the Measurements of Baryon Acoustic Oscillations
• Dark Matter
• Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies
• First Year Wilkinson Microwave Anisotropy Probe (WMAP) Observations: Preliminary Maps and Basic Results
• First Year Wilkinson Microwave Anisotropy Probe (WMAP) Observations: Parameter Estimation Methodology
• Abundance matching with the mean star formation rate: there is no missing satellites problem in the Milky Way above $\mathbf{M_{200} \sim 10^9\,{\rm \bf M}_\odot}$
• Milky Way Satellite Census. III. Constraints on Dark Matter Properties from Observations of Milky Way Satellite Galaxies
• JWST Lensed quasar dark matter survey II: Strongest gravitational lensing limit on the dark matter free streaming length to date
• New Constraints on the free-streaming of warm dark matter from intermediate and small scale Lyman-$\alpha$ forest data
• New Constraints on Warm Dark Matter from the Lyman-$\alpha$ Forest Power Spectrum
• Novel constraints on the particle nature of dark matter from stellar streams
• A direct empirical proof of the existence of dark matter
• The non-gravitational interactions of dark matter in colliding galaxy clusters
• Dark matter heats up in dwarf galaxies
• Annual Modulation of Dark Matter: A Review
• Experiments and Facilities for Accelerator-Based Dark Sector Searches
• TASI Lectures on the Particle Physics and Astrophysics of Dark Matter
• Cosmological Simulations with Self-Interacting Dark Matter I: Constant Density Cores and Substructure

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