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 News from astronomynow.com

› 3I/ATLAS was born in the deep freeze
› Roman Space Telescope launches on mission to survey the Universe
› JWST’s ‘impossible’ early galaxies may be even more massive than we thought
› How to observe the 12 August 2026 solar eclipse
› Falcon 9 lunar impact: More than a new crater
› Euclid opens a new window on the first billion years of cosmic history
› Caught in the act: the wind that could kill a galaxy
› Europe’s Mars rover may land in the remains of a vast ancient water system
› Moon dust preserves record of life’s building blocks
› Dark matter may come in multiple forms, new model suggests
RSS  Latest preprints on astro-ph:

› Astrophysics in the Era of Artificial Intelligence powered by Large Language Models
› An X-ray Data Primer: What I Wish I Knew When Starting X-ray Astronomy
› The Loud Tail of the Supermassive Black Hole Binary Population: Multimessenger Candidates and Prospects for SKAO
› Complete Second-Order Relativistic Derivation of the Observed Pulsar Timing Modulations
› Reigniting the FUSE II: O VI Emission in Massive Elliptical Galaxies
› Diffraction of gravitational waves by extended dark objects
› Spinning Between Models: Continuum and Reflection Constraints in the Intermediate States of GRS 1716-249 and GRS 1739-278
› Chemo-dynamical Analysis of a CNO-Enhanced Ultra Metal-poor Star ($\rm[Fe/H] < -4$): Insights into Early Enrichment by Faint Population III Supernova
› The GMRT CAT$z$1-COSMOS Survey: HI 21 cm emission from star-forming galaxies at $z\approx1$ in the COSMOS field
› Classical Cases of Non-solar Mixing Length in Low Mass Stars
› Gas absorption of soft X-rays strongly impacts the redshift distribution of dark Fast X-ray Transients
› Mapping parameters of idealised hydrodynamic galaxy simulations to bar properties: a case study with the RAMSES code
› The core-mantle mode of gravitational oscillation
› Sinking Silicates I: Characterizing the benchmark system containing the T0 brown dwarf CWISE J210640.16+250729.0 using JWST
› Host Galaxy UV Emission and Dust Reddening in Little Red Dots
› SDSS-IV MaStar: Determination of Stellar Parameters Using Bayesian Averaging
› Photonic Integrated Circuits for the Habitable Worlds Observatory: Science Drivers, Material Platforms, Arrayed-Waveguide Spectrographs, and a Space-Qualification Roadmap
› Supernova Cousins: The Intrinsic Dispersion and Environmental Dependence of Type Ia Supernovae in Galaxy Groups with TITAN
› Incompatibility of iron in post-perovskite and the stability of basal magma oceans in super-Earths
› Observable Signatures of Supernova Shock Breakout in Confined Circumstellar Medium
› Sensing ELT petal modes with a discrete beam combiner: an end-to-end theoretical model
› CHEX-MATE: X-ray surface brightness discontinuities across a representative cluster sample
› A Two-Stage Physically Grounded Optical Design Framework with Application to a Multi-Channel Focal Reducer
› Examining Temporal Characteristics of GCRs in the AMS-02 era
› Consistency and precision of very long baseline interferometry source coordinate time series
› Multi-Instrument Analysis of NOAA AR 12781: Coupling Surface Evolution of the AR with Its In-Situ Solar Wind Signatures
› Consistent treatment of flavour-specific neutrino self-interactions in cosmology
› Investigating r-Process Diversity in Mildly Metal-Poor Stars Using the Th II 5989 Angstrom Line
› Investigating Variability in Long-lived Protoplanetary Disks (>10 Myr) using NEOWISE
› Measuring the spatio-temporal variation of fundamental physical constants using the OH sum rules
› Recovering turbulent velocity statistics from noisy integral-field spectroscopy
› The New Dark Matter Density Profile from JWST JADES Galaxies
› A comprehensive assessment of weak-lensing inferred circular velocity profiles of isolated galaxies
› A compact time-domain reduced order quadrature for gravitational wave inspirals with non-stationary noise
› Reconstruction of pretelescopic and early telescopic solar activity cycles from auroral records
› The Galactic Black Hole mass distribution
› The LGRBs Redshift and Jet Opening Angle Distributions and the Hubble Constant $H_0$
› Exploring the dynamics of the Coma galaxy cluster by mapping its X-ray emission line profiles with XRISM
› Supersonic flows observed by THEMIS related to a coronal bright point and filament
› Decoding RR Lyrae light curves with deep learning for accurate absolute magnitude estimation
› Thermodynamic exchange and mode stability in strongly nonadiabatic radial pulsations
› Presence of Solar Neutral Atom Corona and Coronal Heating
› High-energy spectral cutoffs in the prompt emission of Fermi gamma-ray bursts: bulk Lorentz factors, emission radii, and a cutoff-peak energy relation
› Evolution of the High-Energy Excess in Swift J1727.8-1613 during Its 2023 Flare State
› Nitrogen-Loud Quasars from the Dark Energy Spectroscopic Instrument. II. Broad-Line Region Metallicity and Relative Nitrogen Enrichment
› The Connection between Halo Assembly History and the Stellar Distribution I: The Central Stellar Mass - Richness Plane
› NICER neutron stars with dark energy and dark matter: effects on the inferred equation of state
› First Light of Neutron Star Mergers: Off-axis Cocoon Cooling X-ray Emission from Short Gamma-Ray Burst Jets
› Stripped helium stars in UV
› Euclid: Data Release 1 (DR1) -- Fornax-7, an ultra-faint companion to the Fornax dwarf spheroidal galaxy? A remote star cluster or dwarf satellite of the Fornax dSph
› First results on the search for the Galactic Center Excess in the sub-GeV band with the emulsion telescope in GRAINE 2023
› PRISMS. GHZ1. A standard tale of galaxy evolution with atypical ionizing conditions at $z=9.878$
› Bayesian Inference of the Tip of the Red Giant Branch: I. One-Dimensional Analysis
› WINERED Detects a Strong Atmospheric Outflow on the Sub-Neptune GJ 3090b
› Second Generation Planet Formation in Post-AGB Discs - II: Dust Coagulation and Core Accretion
› Field-Level Baryon Acoustic Oscillation Reconstruction of the DESI DR1 Luminous Red Galaxies with Linear Field Transformer (LiFT)
› Tracing Stellar Populations through the Mg-Al Anti-Correlation in Gaia-ESO Globular Clusters
› Measurement of Cosmic-Ray Density in the Spiral Arms toward Galactic Anticenter
› Forecasting Coupled Dark Energy Parameters with the One-Loop Galaxy Power Spectrum
› Optical spectroscopy of the VHE flat-spectrum radio quasar PKS 0903-57
› Nexus-CDM: Isolated Galaxy Simulations with Cosmologically Evolving Dark-Matter Halos I. Method and Validation
› The driving mode of turbulence in disc galaxy simulations with adaptive mesh refinement
› Hardware-aware quantum attention for fast radio burst identification
› Nii-MALA: A Fast Metropolis-Adjusted Langevin Sampler with Radial Velocity Benchmarks
› A comparative analysis of the long-term optical variability characteristics of narrow and broad-line Seyfert 1 galaxies at z > 0.8
› Spectral Evolution of Ceres' Surface and Implications for Space Weathering
› FOSSIL: Thermo-mechanical architecture
› Riemann Map Operator for Solar Front Diagnostics
› Results on young stellar clusters with the WEAVE LIFU
› Physics-Informed Neural Networks and Data-Driven Models for GRB X-ray Light-Curve Gap Reconstruction
› Discovery of Two Consecutive Profile Change Events in the Millisecond Pulsar PSR J0437-4715
› A new method to cleanly separate hot and cool populations using just Gaia and 2MASS photometry
› The WISSH quasars project XIII. A multi-epoch study of ultra-fast broad absorption line outflows at cosmic noon
› A Self-consistent Model for the Generation of Coronal Condensations: The Effects of Turbulent Wave Dissipation
› Highly Ionized Oxygen in the Circumgalactic Medium of TNG100 Galaxies: Distributions, Thermal States, and Ionization Mechanisms
› Spectro-polarimetric study of the black hole X-ray binary Swift J1727.8-1613 in the JED-SAD framework
› SPAMMS: 3D spectroscopic modelling of stellar surfaces. II. Implementation of Kurucz and TLUSTY model atmospheres
› PYRA and MYTHRA: new statistical analysis for image reconstruction
› Assembly Bias in eRASS1 X-ray Galaxy Clusters: Accounting for Non-uniform Survey Exposure
› 2+1 is not 3: Angular bispectrum and Super-Sample Covariance on the light cone
› MINCE IV. A detailed analysis of 37 metal-poor and subsolar metallicity stars
› The effect of pressure confinement on the maximum mass of rapidly accreting supermassive stars
› Influence of the large-scale structure velocity field on halo mass assembly within cosmic filaments
› Gravitational-Wave Image Multiplicity as a Topological Probe of Dark-Matter Core Collapse
› Detecting transiting exoplanets in simulated PLATO data: A comparison of light curve filter and transit search algorithms
› Gnuastro: removing extended/diffuse outliers while coadding
› ALMA-JELLY II. Constraining the radial profiles of the quenching timescales in ram-pressure-stripped galaxies
› Anisotropic redshift distributions in photometric galaxy clustering and their cosmological impact
› The Multiphase CGM in the Epoch of Reionization: CII and CIV absorbers around [OIII] Emitters
› Calibrations for high precision differential astrometry onboard Theia and HWO
› Constraining the Delay Time Distribution of the r- and s-Process from Stellar Ages at Solar Metallicity
› Stellar activity in a post-merger Giant star
› Compelling evidence of a link between the lags of the quasi-periodic oscillations and the radio jet in the black-hole X-ray binary GRS 1915+105
› Iron Nuclei with Energy of 10^19 eV in Extragalactic Cosmic Rays Near Earth
› Automatic astrometric calibration of low-cost all-sky cameras
› Using the Circumgalactic Medium of Dwarf Galaxies as a Calorimetric Dark Matter Detector
› Toward Precision Kinetic Sunyaev-Zel'dovich Cosmology---1. The Matter - Momentum Bispectrum at One-Loop Order
› Thermophysical characterization of the potentially hazardous near-Earth object 2024 YR4
› Modeling Gamma-Ray Bursts Using CRISP
› Multi-chromatic observations of classical Cepheids using the CHARA Array interferometer: Surface brightness-colour relation, projection factor, and limb-darkening
› Cosmological Signatures of Curvature-Coupled Dark Energy
› Rubin Observatory Reveals a Dust-Shrouded Halo Globular Cluster in Ophiuchus
› Impact of uncertainties on the cosmic optical and infrared backgrounds on the propagation of astroparticles
› Ce II-IV emission in kilonovae with R-matrix collision strengths and distorted wave recombination rates
› The JWST Proto-PAH Project: Detection of the methyl radical CH$_{3}$ in the highly evolved C-rich object SMP LMC 011
› Common Excitation Patterns of Star Formation, Active Galactic Nuclei, and Shocks in Seyfert Galaxies
› Disentangling 3D Magnetic Field Geometry from Turbulence: A Polarization-Based Classification Method
› NERV: Neural-network Enhanced Reconstruction of the UniVerse with Application to Baryon Acoustic Oscillations in the BOSS DR12 Galaxy Sample
› MUSHY: Multimodal Flow-Based Amortized Bayesian Inference for Spectroscopic Data Fusion
› Validating Inverse Fundamental-Plane IMBH Mass Estimates in the SKA/ngVLA Era
› Can Isotropic Thermal Conduction Heat One of the Hottest Cool Cores?
› A Standard Ultraviolet Continuum Can Hide Supercritical Accretion in GN-z11
› Constraining quantum-gravity predictions for evolving dark energy
› Less isn't more: Cosmological bounds on the neutrino masses are robust to changes in the neutrino abundance
› Elveslocation: A new approach for studying thunderstorm atmosphere
› Opacity predictions in plasmas under stellar conditions using deep learning
› Black Holes, Gravitational Waves and Space-Time Singularities Lemaitre Conference 2024
› Survey of Novel Deep Learning Architectures for Denoising Gravitational-wave Signals
› Scale analysis for the Madden$-$Julian oscillation
› Operational Range Bounding in Spectroscopy: A Safety Cage Framework for Machine Learning Models
› Direct detection of right-handed fermionic dark matter: electron-recoil measurements in Xe atoms
› A Unified Numerical Study of Axion Stars: From the Nonrelativistic Regime to General Relativity
› Frequency shift in gravitational lensing by Kerr metric
› The optimal-transport cartogram: world population as a Brenier map
› Quantum black hole ringdown
› Simulation of PBH formation in a matter-dominated universe
› Parameter Estimation of Ringdown Quasinormal Modes with Autoencoder
› From CMB to LHC: A hybrid inflation model with gauged scale symmetry
› Convex Pursuit-Evasion Games for Spacecraft Proximity Operations on Circular and Elliptical Orbits
› Probe of Solar Neutrino Magnetic Moments through Spin-Flavor Precession: Resonance Structure and Antineutrino Appearance
› Full set of scenarios of high energy collision in the Schwarzschild background and kinematic censorship
› Stability and Structural Properties of Hot Quark Stars within Perturbative QCD
› Boosted or Inelastic? Discriminating Interpretations of the LZ 248 keV Event
› Inelastic Dark Matter at LZ from Radiative Dirac Neutrino Mass Paradigm
› Did LZ see modified gravity?
› Testing the equivalence principle with lunar laser ranging residuals from different planetary and lunar ephemerides
› Deterministic denoising of long-duration gravitational-wave signal candidates with $\alpha$-(de)blending
› Self-field of a moving string
› Magnetic Reconnection Heating of Thin Accretion Disks around Kerr Black Holes
› Setup and performance of focal-plane characterization benches for high precision astrometry
› Hadrophilic inelastic freeze-in dark matter in $q_1-q_2$ gauge extension and the high energy LZ event
› Analysis of GWTC-3 with multiple quasicircular models
› Neutron Skin Effects on Particle Emission in Heavy-Ion Collisions: A Topic Review with Astrophysical and Nuclear Structure Connections
› Distinguishing cosmology, astrophysics and systematics: the Bayesian search for a primordial gravitational-wave background in next-generation observatories
› Generative Learner for Distributional Causal Effects
› Exploration of groups and outliers in Gaia RVS stellar spectra with metric learning
› Stochasticity in Stellar Yields Reflected in Supernova Dust Masses Across All Massive-Star Progenitors
› Search for Quintessence-Like Pseudoscalar Dark Energy Effects on $^{56}\text{Fe}$ Nuclear Transition Energies in Supernova 1991T
› Impact of Large-Scale Structure along Line-of-Sight on Time-Delay Cosmography
› Constraints on the Thomson optical depth to the CMB from the Lyman-$\alpha$ forest
› ExTraSS: a Domain Decomposed 3D NLTE Radiative Transfer spectral synthesis code for nebular phase transients
› Constraints on the canonical single-field slow-roll inflation model from observations
› Tracing the Cosmic Evolution of the Cool Circumgalactic Medium of Luminous Red Galaxies with DESI Year 1 Data
› 3D Radiative MHD Modeling of Particle Beam Heating of the Solar Atmosphere
› Late-Time Alleviation of the Hubble Tension in CPL Cosmology with Massive Neutrinos via Bayesian Physics-Informed Neural Networks
› Reconstructing Gamma Ray Burst Energy Relations with Observational H(z) data in Neural Network Framework
› Note on pulsar timing array correlation functions induced by peculiar velocities
› Lightcurve Modelling of 2,205 ZTF DR2 Type~Ia Supernovae: Implications for SN Ia Physics and Cosmology
› Improved Heavy Dark Matter Annihilation Search from Dwarf Galaxies with HAWC
› Non-minimally Coupled Running Curvaton for DESI-motivated Dynamical Dark Energy
› Observations of Binary Stars with the 1.3-m Devasthal Fast Optical Telescope Using Speckle Interferometry: An Attempt
› Modeling Globular Cluster Stellar Streams with a Basis-Expansion N-body Code
› Survival of ultraheavy nuclei in astrophysical sources: applications to protomagnetar outflows
› Searching for Black Hole Candidates in Quiescence by Using Multi-band Observations in Globular Cluster M22 (NGC 6656)
› TDCOSMO XXV: A "soup-to-nuts" 6.5% $H_0$ measurement -- strong lensing and dynamics with a maximally flexible mass sheet
› Estimating galactic foreground with the population of resolved galactic binaries
› The Deep Newtonian Regime in Late-Time Blast Waves: Inevitable Transition and Distinct Flux Signatures
› On the Relation Between Field-Level Posteriors, Correlators, and their Likelihoods
› J1248+4826: A diffuse radio source consistent with re-energized fossil plasma in a galaxy group
› Gas Phase Distribution in the Neutral ISM: A Comparison between Observation and Numerical Simulation
› From mass-loss histories to lightcurves: a generalised framework for interaction-powered transients
› X-ray Polarization Signatures from Comptonization by Magnetic Reconnection Plasmoids
› Agentic AI for Gravitational Wave Data Analysis: A Head-to-Head Comparison of Coding Agents Executing a Matched Filter Pipeline on Einstein Telescope Simulated Data
› Tidal Disruption of Blanets by Supermassive Black Holes: From Test Particles to Planetary-Mass Bodies in Kerr Spacetime
› Fast Astronomical Transients in Archival Photographic Plates: Using optical aberrations as a tool for discerning real images, from plate artifacts
› Spatially Resolved Nebular-Stellar Reddening with JWST/NIRISS
› The nature of `little blue dots'
› Little Red Dots as Supermassive Counterparts of SS 433: A Hyper-Eddington Accretion Framework
› When the black holes align: a subpopulation of aligned massive binary black holes observed via gravitational waves
› Signatures of $^{56}$Ni Mixing and Neutron-rich Ejecta in Supernovae
› A First Measurement of Circumgalactic Dust Reddening from Only 4.6 deg$^2$ of the Rubin Observatory's Data Preview 1
› Time-Domain Synthesis of Gravitational-Wave Detector Glitches using Class-Conditional Derivative Generative Adversarial Networks
› Energy-Resolved Limits on Orbital X-ray Polarization Modulation in Cygnus X-1
› Chemical evolution of the Milky Way disc with radial gas flows: a Lagrangian approach
› SGN: A python framework for stream-processing pipelines
› Multi-messenger View of White Dwarf Tidal Disruption Events by Intermediate-Mass Black Holes: I. Gravitational Waves and Disk Photon and Neutrino Emissions
› Effects of Rotation on 3D Core-Collapse Supernova Models for Low-Mass Progenitors
› Early Near-Infrared Excess and Rapid Disk-Corona Evolution in the Tidal Disruption Event 2024aepd
› Galactic constraints on spinning primordial black hole dark matter from interstellar dust heating
› The extended globular cluster system of the archetypal "failed galaxy" Dragonfly-44 from deep white-light Hubble Space Telescope imaging
› Optical Images of the Braneworld Black Hole Surrounded by an Optically Thin Accretion Disk
› HST imaging, pipeline modeling, and time-delay predictions of 2 triply-imaged and 15 quadruply-imaged lensed quasars
› The Rotation Curve of the Milky Way: State of the Art, the Keplerian Decline Debate, and Implications for Dark Matter
› Exploring the long-term temporal variability in polarization through multi-epoch optical spectro-polarimetry - Part II: A sample of symbiotic and red-giant stars
› An ALMA view of the Jet-Arc CO clouds toward the TeV $\gamma$-ray source HESS J1023-575 and Westerlund 2; Evidence for the footprints of microquasar jets, the very powerful cosmic-ray accelerator in the Galactic disk
› Spectral Fingerprints Beyond Degeneracies in Primordial Gravitational-Wave Sources
› Preparing for the Early eVolution Explorer: Photometric Diagnostics of Magnetospheric Accretion Geometry in Young Stellar Objects
› Portraits of the young and old in X-ray: New millisecond pulsar detections and updated characterization of young neutron stars
› Quantifying Sky Map Resolution Requirements for Beam Chromaticity Correction in Sky-Averaged 21 cm Experiments
› GRINTA: a new Probe of the Dynamic Universe
› Dispersion Measure Variability in Fast Radio Bursts from Photoionization
› Connecting Dynamo Theory with DNS Data: A Computational Analysis of $\alpha$ and $\beta$ Effects
› High water D/H ratio of the interstellar object 3I/ATLAS is consistent with a low-metallicity origin
› DESI DR2 Constraints on Coupled Hu--Sawicki $f(R)$ Gravity with Interacting Neutrinos: Implications for the Hubble and \(S_8\) Tensions
› Local relaxation and scale-dependent alignment in compressible, magnetized turbulence
› Cosmic Overture Echoed in a Stellar Final Act: Implications of Nanohertz Gravitational Waves for Core Collapse Supernova Neutrinos
› Cosmological Limits on Strong Dark Forces
› Bayesian approach study of hybrid neutron stars
› Circumstellar Medium of Supernovae as New Probes for Feebly Interacting Particles
› Nonlinear tails in the Kerr black hole ringdown
› No evidence of vorticity production from irrotational turbulent gravitational collapse yet
› Probing Nonlinear Logarithmic Kalb-Ramond Black Holes: Particle Dynamics, Epicyclic Oscillations and Thermodynamic Signatures
› Inelastic dark matter and baryon flavor symmetry in light of LUX-ZEPLIN (LZ) experiment

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