Which Milky Way Streams Make the Best Dark Matter Detectors?

arXiv:2610.00456 · astro-ph.GA · Submitted 2026-09-30 · Read on arXiv

astro-ph.GA

Submitted: 2026-09-30

Updated: 2026-09-30

Code: https://github.com/galacticusorg/galacticus

Terminology

• Abundance — 20× in this paper · explained in 1 episode
• N-body simulations — 13× in this paper · explained in 2 episodes
• Velocity Dispersion — 10× in this paper · explained in 2 episodes
• Fidelity — 6× in this paper · explained in 2 episodes
• Adam — 5× in this paper · explained in 2 episodes
• Metallicity — 4× in this paper · explained in 3 episodes
• Core — 3× in this paper · explained in 2 episodes
• Anisotropy — 2× in this paper · explained in 3 episodes
• Large Magellanic Cloud — 2× in this paper
• Objective Function — 2× in this paper · explained in 2 episodes
• Trace — 2× in this paper · explained in 2 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• European Space Agency — 1× in this paper
• Kavli Institute for Theoretical Physics — 1× in this paper
• Large Language Model (LLM) — 1× in this paper · explained in 3 episodes
• Mass Segregation — 1× in this paper · explained in 2 episodes
• Warm Dark Matter (WDM) — 1× in this paper · explained in 3 episodes

Sources

• The Cocytos Stream: A Disrupted Globular Cluster from our Last Major Merger?
• A differentiable forward model for weakly perturbed stellar streams: substructure forecasts from density and kinematics spectra
• No Stream Left Unscathed: The imprint of a host galaxy
• Snowmass2021 Cosmic Frontier White Paper: Dark Matter Physics from Halo Measurements
• The Spectroscopic Stage-5 Experiment
• The DESI Experiment Part I: Science,Targeting, and Survey Design
• The DECam MAGIC Survey: Investigating the Jet Stellar Stream with Photometric Metallicities
• Systematic census of RR Lyrae stars in Milky Way stellar streams
• Probing the Fundamental Nature of Dark Matter with the Large Synoptic Survey Telescope
• JWST lensed quasar dark matter survey IV: Stringent warm dark matter constraints from the joint reconstruction of extended lensed arcs and quasar flux ratios
• The free-streaming length of dark matter from JWST observations of 28 strong gravitational lenses
• Inferring dark matter subhalo properties from simulated subhalo-stream encounters
• Characterizing the GD-1 Stream with DESI DR2 Data: Thin Stream and Hot Cocoon
• Dark Matter Constraints from Small-Scale Cosmic Structure
• Forecasting Dark Matter Subhalo Constraints from Stellar Streams using Implicit Likelihood Inference
• An analytical approach to binary populations in globular clusters
• Impact of LSST systematics on stellar-stream density fluctuations for dark matter
• Enhanced density fluctuations: consequences for stellar dynamics and dark matter substructure
• A Spectroscopic Road Map for Cosmic Frontier: DESI, DESI-II, Stage-5

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