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 News from astronomynow.com

› 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
› Witness to history: Artemis II, lunar exploration and hope
› Artificial Intelligence uncovers more than 100 new worlds in NASA data
› XRISM solves gamma-Cas’s 50-year X-ray mystery
RSS  Latest preprints on astro-ph:

› Unveiling Neutrino Nature with the Diffuse Supernova Background
› JWST/NIRSpec Spectra for Three Ultracool Brown Dwarfs Detected in Extragalactic Surveys: Further Evidence for Phosphine Absorption
› Mixing stochasticity relinquishes evidence for magnetorotational hypernovae
› The Enceladian crater production function
› X-ray thread/Nonthermal Radio Filament associations: Evidence for Interstellar Magnetic Reconnection
› An open-source data processing pipeline for Keck / NIRC2-Polarimetry
› Enabling Quantitative Polarimetry for Keck/NIRC2: Preliminary Mueller Matrix Model Calibration
› Sub-Pixel Calibration of CMOS Sensors for Precision Astrometry
› High-spectral-resolution Observations of the [S II] Emission-line Doublet in the Filamentary Nebula Surrounding NGC 1275
› VAPOLA - A multiyear, multiband polarization survey of AGNs and Sgr A* at millimeter wavelengths with ALMA II. Spectropolarimetric properties and their evolution from 2017 to 2023
› 4U 1538-52 in a Heartbeat: Broadband X-ray Spectral Properties from XMM-Newton and NuSTAR
› Local Interstellar Flow Parameters from the First Intersection of IMAP-Lo's Parameter Tubes
› Infrared Spectroscopy of Cyanonaphthalenes under Interstellar Relevant Conditions and Their Potential Connection with Astronomical Aromatic Infrared Bands
› Detection of Aliphatically Deuterated Aromatic Hydrocarbons in the Large Magellanic Cloud 30 Doradus Star-Forming Complex
› 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
› Aromatics and Aliphatics in Local Star-Forming Galaxies as Probed by AKARI
› Panchromatic JWST Observations and Models of the Dim Type Iax Supernova 2024vjm at 200 days
› Scaling of microcraters with molten rims derived from laser-induced cratering experiments
› Improved Cosmological Constraints from Morphology-Based Marked Correlation Functions
› Parameter estimation in differential equations: Mathematical foundation for satellite gravimetry, review and perspectives
› Stress-Testing DANTE under Detector Domain Shift: a Representation-Coherent Reanalysis of LIGO O4a
› Testing a Sign-Switch Cosmological Model with Curvature through Latest Planck 2018, DESI DR2 and PantheonPlus\&SH0ES Observational Data
› Adapting the 23m LST-North mechanical structure design for the strong Chile seismic environment
› Design and Realization of the LST Main Structure for the Cherenkov Telescope Array
› A self-consistent solar coronal heating model by Alfvenic waves
› Prospects for Direct Detection of Ultralight Dark Matter candidates in deci-Hz Band with IndIGO-D
› Stability of circumbinary orbits in misaligned triple star systems
› Improved constraints on the Milky Way potential using the M68 stream and DESI spectroscopic data
› Determining low-$\ell$ p-mode frequency shifts in Sun-like stars: Enhancing the cross-correlation technique with filters
› Wide field Slitless Spectroscopy with JWST's MIRI
› Observational Manifestations of Primordial Objects in the Early Universe Through the Hydrogen Subordinate Lines
› The detection prospects of the polarizations in the plateau phase of GRB afterglow by eXTP
› Interpretations of the $10\%$ polarization observed in the early forward-shock afterglow of GRB 091208
› Jet Power, Bulk Lorentz Factor, Black Hole Spin, and Magnetic Field of Accretion Disk in Jetted Active Galactic Nuclei: A Large Gamma-Ray Emission Sample
› Polarization of GRB standard X-ray afterglow and its detection prospects by eXTP
› Plasma Turbulence in the Lunar Environment Across Solar Wind and Magnetotail Conditions: Observations from Chandrayaan-2 Radio Science experiment
› Strangeness Transport in Binary Neutron Star Mergers
› Addressing position anomalies in the Strong Gravitational Lensing System HS~0810+2554 through Dark Matter Subhalos
› Theoretical emission lines and metallicity calibrations of H II regions in ASTRID simulation
› Multiphase turbulence as the origin of OH+, H2O+ and H3+ column density scatter in the local ISM
› Modelling the nonlinear matter power spectrum in Hu-Sawicki $f(R)$ gravity with the Web-Halo Model
› The reddening of NGC 7469 and evidence for variable extinction
› The Viability of Life in Helium-Dominated Exoplanet Atmospheres
› Year-timescale changes in AGN radio luminosity as seen by the ASKAP Variables and Slow Transients Survey
› Giant exoplanets are not fully mixed
› The Low-Mass Baryon Cycle in QUEST Dwarf Galaxies I: Sample definition and first results
› Planetary systems in the light of asteroseismology: metallicity threshold for the planetary systems and age-metallicity relation
› Redshift dependence and dipolar velocity corrections in cosmographic reconstructions through Type Ia supernova samples
› A Social Network Analysis of JWST General Observer Programs: The Emergence of a Decentralized Heterarchy
› A Population View of the Cosmic-Ray Knee: The Role of Variance in Supernova Maximum Rigidities
› A NuSTAR Reflection-Spectroscopy Survey of Cygnus X-1
› A High-Resolution Spectroscopic Survey of Directly Imaged Companion Hosts: III. Characterization of the Cold Imaged Planet Hosts AF Lep A and $\epsilon$ Indi A
› A statistical relation of energy injection plateaus in multi-band afterglows of gamma-ray bursts
› Testing Matter Diffusion with Late-Time Cosmological Observations
› Cosmology without the cosmological principle: A study of the large-scale structure effects in the background universe
› Exact spherical-wave forward model for radio reflection from stratified media
› The Koi Pond: A Strongly Lensed Protocluster Core hosting a Diverse Population of DSFGs
› SN 2023gfo: A Peculiar Type IIP Supernova with High Luminosity and Normal Plateau Duration
› Gaia DR3 Limits on Stellar Engine Technosignatures in Nearby Stars
› Stability Mapping of the New Uranian Moon S/2025 U1 with Updated Masses for Cordelia, Ophelia, and Cressida
› The H$\alpha$ specific angular momentum of dwarf galaxies
› Catalytic formation of H_2 on carbonaceous dust grains - implications for interstellar observations
› Star Formation in the H II Region Sh 2-205: 3D Morphology and Kinematics from Young Stars and Molecular Gas
› A Radio-Bright Local Little Red Dot Analog
› The dust-rich, gas-depleted protosolar disk as the birthplace of chondrules
› Optical-NIR Multi-band Photometric Analysis and Characterization of Giant Exoplanets with CPI-C
› Direct Imaging and Gradient-Based Analysis of the 12 August 2026 Partial Solar Eclipse from a Freely Rotating High-Altitude Balloon
› Multipolar Neutrino Radiation in Binary Neutron Star Mergers: Angular Structure, Rotational Variability, and Implications for Electron Fraction
› Cryogenic characterisation for the Nulling Interferometry Cryogenic Experiment (NICE)
› A NICE (Nulling Interferometry Cryogenic Experiment) update: Beyond 1e-5 and towards cryogenic operation
› Characterizing Stellar Flares in Ariel Targets: Activity Analysis and Transit Contamination
› Coronal gas excitation as a tracer of supermassive black hole mass: on the mid-IR coronal [Ne v] lines
› RIOJA. Environmental Effects on Stellar Populations and Ionized Gas in a Protocluster at $z=7.88$
› Machine Learning in Application to Automatic Noise Processing of Solar Spectrograms
› Detection and Characterization of Microlensing Events due to Isolated Black Holes towards the Magellanic Clouds in the Rubin Observations
› CO rotational line emission in very red carbon stars in the Magellanic Clouds
› Tradeoff between segment density and IWA for high-contrast imaging of exoplanets with a large segmented space mission
› Brightest group and cluster galaxies as indicators of relaxation
› Nonlinear velocity power spectrum: modeling the cosmological dependence on the Hubble constant and cold dark matter density
› Cosmogenic neutrinos from FRII galaxies as potential origin of the ultra-high-energy KM3-230213A event
› Millimeter-wave adaptive optics: Demonstrating closed-loop correction for lowest Zernike modes
› From Earth Meteors to Mars: Predicting Where to See the First Martian Meteors
› Population-Level Verification of the Black-Hole Area Law with First- and Second-Generation Black Holes
› Broadband Properties of the Harmonic of Type-C Quasi-periodic Oscillation in MAXI J1348-630
› Galaxy Morphology Classification: Uncertainty Modeling and Out of Distribution Detection
› Collisionless Shock Driven by a Supersonic Velocity Shear
› Two domains of extended Lyman-alpha emission around galaxies: from local radiation to environmental regulation
› Halo mass of ULIRGs at z~2
› Anti-windup PI controller for millimeter-wave adaptive optics: a Nobeyama 45 m radio telescope simulation
› High Velocity Neutral Gas in the Fermi Bubbles: New Kinematic Limits and Spatial Structure
› A posteriori correction of Gaia CRF proper motions using conditional probability and zero-parallax prior
› Inclination Diffusion in Relativistic Loss Cones
› A Cross-Band (X-ray $\times$ Optical) Periodicity Search for Supermassive Black Hole Binaries: A Null Result and the First Completeness-Corrected Constraint
› JWST Whirlpool Galaxy Treasury: Mid-Infrared Emission in M51 and its Relation to Gas Column and Star Formation
› Eclipse Timing of the Eccentric Planet HD 80606b with JWST: Constraints on a Second Planet and other Dynamical Effects
› Eta Carinae's historical light curve: evidence for cyclic Roche lobe overflow from the primary star
› Identifying AGNs from X-ray detections$-$II: Metallicity calibrations for the $\rm N_2O_2$ and $\rm N_2S_2$ diagnostics
› The first comprehensive spectral and timing study of the ultra-compact X-ray binary 4U 1812-12 with NICER and NuSTAR
› Catastrophic Inflation in the Axiverse
› Deep Earth imaging through neutrino and seismic tomography
› Nonlinear Density Waves and a Galactic-Scale Estimate of the Graviton Mass
› Effective metric for bound state in an effective-one-body theory based on the third-post-Minkowskian approximation
› Exceptional points of the Schwarzschild spectrum under local potential perturbation: The Princess and the Pea
› Limiting cases of second-order moments of relativistic stars and their universality
› In-situ measurements of space plasma: recent progress and future challenges
› The linear dilaton in cosmology and particle physics
› Nuclear Drip Line and the Composition of Supernova Matter
› Alternative explanation of Fermi Bubbles using Scalar Field Dark Matter
› Estimating Galaxy Star Formation Rates from Murchison Widefield Array Radio Continuum Emission
› Synchronizing the Consistency Relation
› TABASCAL: Removing multi-satellite interference from radio interferometry observations
› Is the Radcliffe wave turbulent?
› Cloud2to3: Three-dimensional reconstruction via spherization
› A Model of UV-Blue Absorbance in Bulk Liquid of Venusian Cloud Aerosols Is Consistent with Efficient Organic Absorbers at High Concentrations
› Recurring region for neutron-star observables
› Wavelength Requirements for Life Detection via Reflected Light Spectroscopy of Rocky Exoplanets
› A Multiwavelength View of $\rho$ Oph I: Resolving the X-ray Source Between A and B
› Little Red Dots host Black Hole Stars: A unified family of gas-reddened AGN revealed by JWST/NIRSpec spectroscopy
› Incorporating neutron star physics into gravitational wave inference with physics-informed priors using normalizing flows
› FIP-TOI: Fast Imaging Pipeline for Pulsar Localisation with a Transient-Oriented Radio Astronomical Imager
› First measurement of the Hubble constant from gravitational wave-galaxy cross-correlations
› Unveiling the population of massive quenched galaxies at $z\ge2$ in the COLIBRE simulations - I. Galaxy demographics
› The Stellar Winds Atlas I: Current uncertainties in mass-loss rates
› Evidence of a massive accretion event 1.8 billion years before the Gaia-Sausage-Enceladus merger
› The LBT $Y_{\rm p}$ Project II: MODS Spectra, Physical Conditions, and Oxygen Abundances in Local Metal-Poor Nebulae
› Modeling the Dynamics and Thermochemistry for the Outer Atmospheres of the Ultra-hot Jupiter WASP-121b
› Infrared period-luminosity relations of Galactic Miras based on multi-epoch photometry and the Gaia parallax uncertainty
› MUSEQuBES: Probing Anisotropies in Gas and Metal Distributions in the Circumgalactic Medium
› Probing Dark Photon Dark Matter with CTAO
› Acceleration of relativistic protons in a solar wind perturbed by a coronal mass ejection
› A Template-Based Search for Large-Scale-Structure--Correlated Anisotropy in the Nanohertz Gravitational-Wave Background Using the Public NANOGrav 15-Year Data Set
› Exploring memory-burdened primordial black holes with ultra-high-energy cosmic-rays
› Impact of subhalo dynamical friction heating on the formation of the first structures in the universe
› Redshift Dipoles from Non-Geodesic Observer Congruences in Covariant Cosmology
› GalSyn I: A Forward-Modeling Code for Synthetic Galaxy Observations from Hydrodynamical Simulations and First Data Release from IllustrisTNG
› Deep radiative zones affect giant planet cooling and internal structure: Implications for exoplanet characterisation
› AI--Assisted Exploration: DHOST Theories without Quantum Ghosts
› Viscously Stirring Particle Disks into Lorentzians and Gaussians to Infer Dynamical and Collisional Masses (ARKS XIII)
› Morphological and Star Formation Properties of Cosmic Noon Massive Quiescent Galaxies
› Environmental Quenching of High-Redshift Galaxies: Interpreting JWST Observations with Simulations
› Parameter Estimation Horizon of Core-Collapse Supernovae with Current and Next-Generation Gravitational-Wave Detectors
› Period spacings and global seismic parameters for K2 red giants using deep learning
› First Light And Reionization Epoch Simulations (FLARES) XXI: The UV Indices of Galaxies in the Early Universe
› Eclipses of Nearby Millimeter-Bright Galactic Nuclei by Stars in Nuclear Star Clusters
› Neutrino Flavor Conversion Shapes the Rate of Failed Core-collapse Supernovae
› Flavor Conversion Enhances or Suppresses Supernova Explodability Independent of the Progenitor Mass
› Gravitational Waves from Post-Inflationary Magnetism: Direct and Scalar-Induced Contributions
› Can COSI detect $\gamma$-ray lines from rare isotopes produced in the astrophysical intermediate neutron-capture process?
› Ghostly DLAs in SDSS DR16
› Recombination Rates for $5f^N$ Uranium Ions Using the Analogous $4f^4$ Nd III as a Guideline and Their Effect on Kilonova Nebular SpectraAn Exploration of Recombination of Uranium with application to Kilonovae Spectra
› Galaxy formation in modified gravity -- II. galaxy halo connection and assembly bias
› A novel data-driven approach to extract stellar population properties from galaxy spectra using absorption indices
› Dust in the Average Galaxy: Attenuation, Emission, and Opacity from $0
› YSO peculiar motions and magnetic fields Do young stars retain their natal magnetic field orientation?
› XP-TEAL: Gaia XP Tool for Emission and Absorption Lines II. Gaia-HELIX catalogue of H$\alpha$ emitters in Gaia BP/RP spectra
› Carruthers Data Processing Pipeline: Radiometric Responsivity Calibration
› Indication for Decreasing Dispersion Measure in the Population of Repeating Fast Radio Bursts and Connection to Young Supernova Remnant Expansion
› Constraining dark energy with complementary probes of large-scale structure
› Asteroseismic forward modelling of 36 $\beta$ Cep pulsators and inferences on their internal differential rotation
› Dust and Gas Transport in Substructured Nonideal MHD Wind-Launching Disks with Embedded Planets
› Evidence for Azimuthally Anisotropic MgII Absorption around DESI Luminous Red Galaxies
› A Deep Look at the Ultra-Faint Milky Way Satellite Virgo III with Rubin Observatory Data Preview 2
› The Dynamics of Planetary Ejection
› Magnetic rigidity reveals the PeVatron acceleration region in SS 433
› PDRs4All XXII. Near-Infrared continuum in the Orion Bar
› Resolving dense photodissociation regions: the structure of photochemical fronts in three-dimensional gas distributions
› Investigating radio source population $\&$ spatial characteristics of diffuse Galactic synchrotron emission in the GAMA-23 field with uGMRT Band-3
› A low value of $H_0$ in tension with the distance ladder from Megamasers using peculiar velocity reconstruction
› Say Hello, Wave Goodbye: Gravitational Waves from Hyperbolic PBH-SMBH Interactions
› FORTVSH: A Fortran Library For Vector Spherical Harmonics Computations
› The Role of Extended-Source Geometry and Diurnal Cycles on Exoplanetary Thermal Baselines: Reconciling the Brightness Temperature of 55 Cancri e
› Kratos-linerad: GPU-accelerated Monte Carlo radiative transfer of lines with efficient imaging
› Decoding the jet of BL Lacertae using relativistic magneto-hydrodynamics
› Synchrotron-Regulated Relativistic Magnetohydrodynamic Turbulence: Emission, Polarization, and Faraday Rotation
› Fitting trends in quasar emission and absorption line redshifts
› Formation of multiple dust rings and gaps in protoplanetary discs by a single migrating planet. A parameter study in locally isothermal discs
› Hemispheric Asymmetry of Solar Active Regions Arises from a Nested Population
› Why is GN-z11 Bright, Compact, and Nitrogen Enhanced? Insights from UV Absorption and Emission Diagnostics
› Radio Monitoring of Classical Novae using the ASKAP Variable and Slow Transients Survey
› $\texttt{Aether.jl}$ : A High-Performance 3D MHD and Multifluid Dust Code Written in a Dynamic Language with an Interactive Human-AI Development Framework
› XRISM reveals sloshing-driven gas motions in the core of Abell 2029
› Notes on Gravitational Physics
› Ultralight Boson Ionization from Comparable-Mass Binaries
› A cosmological model with logarithmic f(T) gravity and H(z) quadratic expansion
› Relativistic MOND Theory from Modified Entropic Gravity
› Astrophysical viability of extremal black holes
› MOND from Second-Order Moment Modified Acceleration and Quantum Equivalence Principle
› Excavation of a 69-m diameter and 94-m high cavern for the Hyper-Kamiokande detector
› Leptophilic scalar dark matter in U(1)$_{L_\mu-L_\tau}$: Evading direct detection and prospective neutron star heating
› Dynamical tidal response of neutron stars as a probe of dense-matter properties
› Cosmological collider signals of modular spontaneous CP breaking
› A Unified Bogoliubov Approach to Primordial Gravitational Waves: From Inflation to Reheating
› Bouncing cosmologies from Born-Infeld-type gravity
› Perturbations in the parametrized wormhole spacetime and their related quasinormal modes
› GW240925 and GW250207: Astrophysical Calibration of Gravitational-wave Detectors
› Magnetic Prandtl number dependence of plasmoid-mediated reconnection
› Minimal dark $SU(2)$ origin of a massless Dirac neutrino
› Low-mass X-ray binaries as a probe of Kerr-MOG black hole spacetime
› Interpreting "Interpretability" and Explaining "Explainability" in Machine Learning in Physics
› Reconstruction of a dark energy model for the Dirac-Born-Infeld scalar field with the Hubble and DESI data via Gaussian process
› Inflation and Reheating by Dynamical Torsion
› A $U(1)_{(B-L)_3}$ model for dark matter and the $B^+\to K^+\nu\bar{\nu}$ excess reported by Belle II

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