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 News from astronomynow.com

› Hera closes in on the asteroid DART impacted
› Happy New Year, Mars! The Red Planet is turning 39
› 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
RSS  Latest preprints on astro-ph:

› A Sub-Parsec Origin for Rapid Accretion-State Transitions in Radio-Loud AGN
› A combined PRIMER+MINERVA study of the evolution of $\mathbf{[O\mbox{III}]+H\beta}$ equivalent width from $\mathbf{z=3}$ to $\mathbf{z=8.5}$
› DarkMatterFM-Registry: A Machine-Readable Registry of Dark-Matter Models Extracted from the arXiv Literature
› Primordial or Post-Inflationary: Distinguishing the Origin of Scale-Dependent Features in the CMB
› Anisotropic three-point statistics of the peculiar velocity and galaxy density fields: modelling in Fourier and configuration space
› Constraining Dust Attenuation Curves in Star-Forming Galaxies at Cosmic Noon Using Multiple Emission Line Ratios
› FORGE'd In The Early Universe II: Constraining The Pop III Initial Mass Function
› Magnetically Arrested Accretion and Black Hole Spin in a Semi-Analytic Model of Galaxy Formation
› FORGE'd in Fragments: Pop III star formation in a Milky Way-like progenitor halo
› Hydrodynamic Natal Kicks and Formation of Black Hole Binaries
› Jeans Dynamical Constraints on the IMF in Massive Quiescent Galaxies at $z\sim0.7$ from JWST/NIRSpec
› VENUS: Strong Lens Mass Models and Einstein Radii of 60 Galaxy Clusters
› Short-term optical monitoring of quadruply imaged quasars
› Nonstandard Dark Matter at Nonlinear Scales
› Digging into the Interior of Hot Cores with ALMA (DIHCA). VIII. Feeding a high-mass binary system in the making
› Testing influence of tides on gravitational wave emission with SPH code PHANTOM
› TRGB Distances to the Andromeda Dwarf Satellites from the INT Monitoring Survey
› Expanding the Volatile Abundance Inventory for High-Priority K-Dwarf JWST Exoplanet Systems
› TitanMPAS - a new global and regional Titan atmospheric circulation model. Part I: Global model results
› Modified Newtonian Dynamics and galaxy clusters
› Coherent radio emission at 45 MHz from the nearby planet-hosting star GJ 725A
› Constraining the Merger Fraction and the Upper Mass Limit of Ultramassive White Dwarfs
› Neutrino pair annihilation in curved spacetime: a fast moment method and the geometry of flavour conversion
› The Complex Magnetic Anatomy of a White Dwarf Chromosphere
› Bicoherence States from QPO-Accretion Flow Coupling in Black Hole X-ray Binaries
› Interferometric survey of stellar parameters. Reliable methodology for a direct measurement of the angular diameter in exoplanet host stars
› KCWI Observations of Type 2 Quasar-driven Ionized Outflows at z~0.1
› Unlocking Pandora's Secrets: Probing the Thermodynamics of Abell 2744
› Modeling of the X-ray Flux and Polarization Energy Spectra of Black Hole X-Ray Binaries with the KerrC Code
› Predicting Continuum Emission in Massive Star-Forming Regions with Embedded HII Regions - Dust, Free-Free, and Anomalous Microwave Emission with POLARIS
› Tidal Braking Does Not Dominate Open-Cluster Slow Rotators
› System noise temperature measurements of a 19-element phased array feed
› Identifying Chemically Coherent Stellar Families in the Galactic High-{\alpha} Disk with Low-Resolution Spectroscopy
› Dynamical formation of Gaia neutron star binaries in star clusters as a phase-dependent process
› Phosphorus-rich star formation in giant molecular clouds hosting primordial globular clusters
› SEDust: A DUSTY-Based SED-Fitting Pipeline for Dust and Mass-Loss from AGB and LPV Stars
› Probing Dark Matter via the Migdal Effect in LUX-ZEPLIN Data
› Estimations for strong and weak hot Jupiter magnetism: A Python package with interpolators and scaling laws
› New optimisations for exact, scalable 2D Gaussian process inference, with applications to astronomical time-series
› Chromospherically Active Stars in the MeerKAT Galactic Plane Survey
› Quasi-spherical fallback in binary neutron-star mergers: fuel and obstacle for extended emission
› Suppression of water-ice UV photodesorption on cosmic dust analogs
› The N/O-O/H relation across large-scale environments
› Successive Decimetric Bursts Associated with Breakout Magnetic Reconnection during the Decay Phase of an M-Class Flare
› GW230729\_082317 and GW231118\_005626: A Candidate of Hierarchical Triple Mergers
› Activity of the ejected galactic nuclei and cosmic rays
› Existence of Distinct Strong and Weak Shear Regimes of Self-Generated Turbulent Magnetic Reconnection
› Primordial non-Gaussianity as a large-scale cosmic-web bias
› The OpenMULTI3D stellar analysis package. A 3D non-LTE spectrum synthesis code for AFGKM-type stars within the DISPATCH framework
› Where the red rise stops: JWST/MIRI reveals a near-infrared turnover in the Little Red Dot Abell2744-QSO1
› CO gaps in cold transition disks around low-mass stars
› Validation of Habitable Zone Limits with a New Radiative-Convective Equilibrium Climate Model
› Constraints on Cosmic-Rays and the MeV Emission from Jupiter's Atmosphere
› Violent relaxation redux
› Through Ups and Downs: the Transient Lensing Behaviour of SIDM halos undergoing Core Collapse
› A joint astrometric, eclipse timing and radial velocity orbit for the hierarchical triple V819 Herculis
› XMM-Newton observations of the highest field polar AR UMa: An extreme case of soft-blobby accretion
› SQUALO II: Probing Accretion Through CO Molecular Outflows in Massive Star-forming Clumps
› Fundamental Noise Processes in Pulsar Timing
› A possible connection between the ridge and hypotenuse in the bispectrum of black hole X-ray binaries through quasi-periodic modulation
› Advances in High-Precision Astrometry for Exoplanet Detection for Astrometric Missions
› Forecasting Fundamental-Plane Tests of Intermediate-mass Black Holes in Radio-selected Dwarf Galaxies
› Does DESI point towards transient cosmic acceleration?
› Superorbital period evolution of Hercules X-1
› Odd Loops: What Structures Can Produce a Parity-Violating Inflationary Trispectrum?
› Ensemble Individual Mode Frequency Modeling of Kepler Giants - Extending the IACgrid towards the red-giant branch
› The AIDA-TNG project: Galactic bar pattern speeds in self-interacting dark matter
› Lessons from double-plane lenses for galaxy profiles, the Hubble tension, and the mass-sheet degeneracy
› Multi-phase Carbon Structure and Dynamics in NGC 6334: Insights from CO, [C I], and [C II]
› SN 2026ahvu in NGC 1433 May Be a Prompt Type Ia Supernova with a Delay Time Under 100 Myr
› VLT and Keck recovery and characterisation of 2025 SC$_{79}$: linking 'Ayl\'o'chaxnim and Atira asteroids
› Predicting next-week VIIRS fire detections in Bolivia: a reproducible benchmark with temporal and geographic evaluation
› Entanglement in Collective Neutrino Oscillations on a Quantum Computer
› Phentax: A JAX implementation of the IMRPhenomTHM waveform model
› A pipeline for identifying astrophysical signals and instrumental glitches in LISA data
› Baryon Number Susceptibilities of Hot and Dense Nuclear Matter in Relativistic Mean-Field Models
› Probing flavor-dependent neutrino-dark matter interactions with the flavor composition of high-energy cosmic neutrinos
› Mathematical foundations and numerical simulations of BDNK hydrodynamics: from heavy-ion collisions to astrophysics
› Effects of a Nuclear Detonation in Low Earth Orbit
› Challenges for minimal warm inflation in the Standard Model and beyond
› Extragalactic photon-ALP conversion at CTA energies
› Galaxy and Halo Root Systems: Fingerprints of Mass Assembly
› Correcting for the effects of the point spread function in intra-halo light measurements and application to deep Hyper Suprime-Cam data
› Early X-ray emission of short Gamma-Ray Bursts: insights into physics and multi-messenger prospects
› Exoplanetary radio emission predictions and detectability in the SKA era
› How Significant are Cosmological Collider Signals in the Planck Data?
› New Constraints on Cosmic-ray boosted Sub-GeV Dark Matter via Light Mediators
› An information-theoretic framework for quantifying coherence in the cosmic density field
› An efficient model of cosmology dependence in the covariance matrix of the matter power spectrum
› Cosmic Ray Inter-Station Fluctuations as Precursors of Geomagnetic Storms: Causal Baseline Analysis and Forecasting Limitations
› Global Magnetohydrodynamic Simulations of Monster Shocks in Neutron Star Magnetospheres
› The Baryon Budget of Galaxies across the First Billion Years
› Estimation of the magnetic field strength from ALMA dust polarization in the protocluster G327.29
› Universal Dark-matter Density Profiles of Cosmic Filaments
› Kinetic magnetohydrodynamics and Landau fluid closure in relativity
› TDCOSMO XXVI: Uniform lens modeling of eight doubly imaged quasars
› Origin and evolution of NiI and FeI in the coma of the interstellar comet 3I/ATLAS throughout its trajectory
› Rapid and robust simulation-based inference for kilonovae
› Identifiability of $g$ mode Resonances in Eccentric Binary Neutron Stars with Multidetector Observations
› Cancellation of one-loop time dependence in superhorizon curvature perturbations from all scales
› Spatially resolved optical and mid-infrared spectroscopy of SDSS1335+0728: implications for the origin of the Ansky event
› Set them free: extending RAMCOAL to model massive black hole triplets in hydrodynamical simulations of galaxies
› Effects of Solar Wind Plasma Noise on Stochastic Gravitational Wave Background Searches with a Space Based Interferometer Network
› Formation of rotating supergiants via stellar mergers in dense clusters: Implications for black hole natal spins
› Alcock-Paczynski Blinding Scheme for the Ly-$\alpha$ Forest Analysis
› Primordial tensor mode from the neutrino sector
› Gas-Phase Metallicity and Nitrogen Abundances in Low-Mass Galaxies Down to $M_\star\simeq10^{6.6}\,M_\odot$ at $z\simeq4.5$--$9.8$ from JWST Lensing Cluster Surveys
› The Extended Ultrahigh-energy Gamma-Ray Emission in the Vicinity of PSR J2238+5903
› Residual Galactic binary foreground in LISA stochastic gravitational-wave background inference: source power concentration and spectral degeneracy
› A low value of $H_0$ in tension with the distance ladder from Megamasers using peculiar velocity reconstruction
› Average soft X-ray surface brightness profile of massive galaxy clusters in Magneticum simulations
› 3D Hydrodynamic Simulations of Micro-Tidal Disruption Events Favor a Narrow, Ultra-relativistic Jet for GRB250702B
› WindsoCC: reconstructing the wind-driven halo in MagAO-X images using wavefront sensor telemetry
› An Optically Motivated Gamma-ray Study of Fermi-LAT Novae
› Towards Genuine Coexistence: Per-Satellite Emission and Radiation Limits to Protect Radio Astronomy and Geodetic VLBI at 1-14 GHz from Satellite Constellations
› ASKAP discovery of a pair of large radio bubbles: on the origin of odd radio circles
› Finding and using interpretable latents in a neutrino foundation model with sparse autoencoders
› PIFFLE: Characterizing Foreground Dispersion Measure Contributions Across 4 Decades in Halo Mass in the FRB20230907D Field
› Amortized Opacity Marginalization Improves C/O Interval Calibration for Brown-Dwarf Retrievals
› Rapid Growth of Intermediate-Mass Black Holes through Disk-induced Stellar Disruptions
› ALMA Chemical Evolution (ACE) survey: the dust content of subsolar metallicity galaxies at cosmic noon
› Resolving the Galactic Center Region's Gamma-Ray Emission and Searching for its Neutrino Counterpart with HAWC and IceCube
› The Science Potential of Characterizing Gas Giant Exoplanets with HWO
› Grid Optimization for Wide Field Modulation Collimators
› Mitigating prior-volume effects in galaxy clustering by adopting Mpc over Mpc/h units
› Gravitational waves from strong first-order phase transitions in an expanding Universe
› Late Epoch Infrared Spectroscopy and Two-Component 3D Photoionization Modeling of Classical Nova V5668 Sgr
› Dynamical plausibility of triple-assisted interaction in Be-star multiple systems
› FOMO-Z. Optimal galaxy classification, photometric redshifts, and reconstruction of population distributions
› Tracking the evolution of sub-Neptunes. II. The radius valley on gyrochronological ages
› Targeting the future of spectroscopic galaxy surveys -- A cosmological study case with the Wide-field Spectroscopic Telescope
› How bursty star formation shapes spectral diversity at high redshifts: breaking degeneracies in early galaxy formation
› Rotational Excitation of HC$_5$NH$^+$ by He: Collision Dynamics and Astrophysical Applications
› Tidal Deformability of Neutron Stars in Scalar-Tensor Theories of Gravity
› Asymmetric Dark Matter from Low-Scale Spontaneous Leptogenesis
› Challenging the Weak Cosmic Censorship with Phantom Fields
› Relativistic mode sums for neutron-star tidal response
› Graviton Floor
› New Universal Relations for Magnetized Neutron Stars
› On the nature of oscillating modes of proto-neutron stars
› Constraining the Quadratic-mode Amplitude Coupling in GW250114
› Optimal Strategies for Gravitational-Wave Memory Detection with Noise Marginalization in Pulsar Timing Arrays
› Rotation slows the instability of Ellis-Bronnikov wormholes
› Sensitivity of the IceCube atmospheric muon rate to decadal trends in the effective atmospheric temperature

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