Learning the Universe: The Structure of Dust Attenuation Curves in Galaxy Simulations

arXiv:2606.10027 · astro-ph.GA, astro-ph.CO, astro-ph.IM · Submitted 2026-06-08 · Read on arXiv

astro-ph.GA, astro-ph.CO, astro-ph.IM

Submitted: 2026-06-08

Updated: 2026-06-08

Comments: This is a Learning the Universe publication. Submitted to Apj, 31 pages, 17 Figures

Journal ref: ApJ 1008 218 (2026)

DOI: 10.3847/1538-4357/ae8e78

Code: https://github.com/heal-research/pyoperon

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

Terminology

• Dust Attenuation — 38× in this paper · explained in 2 episodes
• Metallicity — 27× in this paper · explained in 3 episodes
• Symbolic Regression — 15× in this paper · explained in 5 episodes
• Forward modeling — 11× in this paper · explained in 2 episodes
• Robustness — 8× in this paper · explained in 5 episodes
• Accuracy — 7× in this paper · explained in 1 episode
• Abundance — 2× in this paper · explained in 1 episode
• Adam — 2× in this paper · explained in 2 episodes
• Core — 2× in this paper · explained in 2 episodes
• Trace — 2× in this paper · explained in 2 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Interpretability — 1× in this paper · explained in 15 episodes
• Polycyclic aromatic hydrocarbons (PAHs) — 1× in this paper · explained in 2 episodes
• Population Synthesis — 1× in this paper · explained in 2 episodes
• Star Formation Rate (SFR) — 1× in this paper · explained in 5 episodes
• Two-Stage Optimization — 1× in this paper · explained in 2 episodes
• Verification — 1× in this paper · explained in 2 episodes

Sources

• Symbolic Regression and Differentiable Fits in Beyond the Standard Model Physics
• Symbolic Emulators for Cosmology: Accelerating Cosmological Analyses Without Sacrificing Precision
• Contemporary Symbolic Regression Methods and their Relative Performance
• Massive Galaxies Form Early and Gray: Stellar Assembly and Dust Attenuation at $\mathbf{z>3.5}$ from CAPERS
• Investigating the ultraviolet and infrared radiation through the turbulent life of molecular clouds
• Sym-EFT: Accelerating Effective Field Theory of Large Scale Structure with Symbolic Regression
• REBELS-IFU: Dust attenuation curves of 12 massive galaxies at $z\simeq7$
• Big, Dusty Galaxies in Blue Jay: Insights into the Relationship Between Morphology and Dust Attenuation at Cosmic Noon
• Dust attenuation evolution in $z \sim 2$-$12$ JWST galaxies
• Information-Ordered Bottlenecks for Adaptive Semantic Compression
• Adam: A Method for Stochastic Optimization
• Constraining dark matter halo profiles with symbolic regression
• Symbolically regressing dark matter halo profiles using weak lensing
• Polycyclic Aromatic Hydrocarbon and the Ultraviolet Extinction Bump at the Cosmic Dawn
• The Growth of Dust in Galaxies in the First Billion Years with Applications to Blue Monsters
• Learning the Universe: Cosmological and Astrophysical Parameter Inference with Galaxy Luminosity Functions and Colours
• Dust and Grain Size Evolution in Galaxy Simulations: What Matters and What Does Not
• A first empirical derivation of the average dust attenuation law at 2<z<7
• CALIMA: On-the-fly dust and PAH evolution for radiation-hydrodynamics galaxy formation simulations
• Exploring Multi-view Symbolic Regression methods in physical sciences

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