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Astronomia w Krakowie
Photo: Moon and Jupiter over the small dome
Moon and Jupiter over the small dome
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Temperature
17.4 °C

Humidity
 60%

Wind
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Pressure
1019.0 hPa

Moon

Moon

 News from astronomynow.com
› 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
› Witness to history: Artemis II, lunar exploration and hope
› Artificial Intelligence uncovers more than 100 new worlds in NASA data
RSS  Latest preprints on astro-ph:
› Connecting Granulation and Magnetic Activity in Radial Velocities: The Next Breakthrough for High-Precision Spectroscopy
› What would it take for dark matter to be literally warm?
› SMUDGes Below the Surface: Clusters Confirm the Diversity of Low-Surface-Brightness Galaxies
› Enhancing dark siren cosmology via Gaussian process reconstruction of incomplete galaxy catalogs
› Black hole astrometric binaries in the Roman Galactic Bulge Time Domain Survey
› Magnetic Heating Across the Sun and Solar-like Stars: Universal Scaling Laws from Chromospheres to Coronae
› Potsdam Wolf-Rayet stellar atmosphere grids of OB-type stars: I. Spectroscopic temperature diagnostics across metallicity
› Slowly Rolling on a Quantum Correction
› Optical characterization of the BICEP array 150 and 220/270GHz CMB polarimeters in the 2026 season
› Advanced Time-Division Multiplexed Readout Chain for the BICEP Array 90/150 GHz Receiver
› Optics and broadband anti-reflection coatings for the BA4-90/150 receiver
› Status of BICEP Array and Integration of the 220/270 GHz Receiver
› Quantifying the systematic impact of differential beam response on the BICEP CMB polarization data from 2016 through 2024
› EncoTESS: Age-Sensitive Encodings from Raw TESS Light Curves
› The ionizing properties of JWST's compact broad-line emitters
› A Seismic Technique for Obtaining White Dwarf Fundamental Parameters from Mean Period Spacings and Astrometry
› Cosmic topology. Part Va. Information content of the observable Universe
› Kepler-50: Two Planets in Close Resonance Perturbed by a Non-transiting Planet
› Tidal Demise: The Evolution and Fate of a Hypothetical Venus Moon
› To be lensed or not to be lensed: on the nature of the alleged high-z lensed quasars J0109-5424 and P170+20
› Study of Vibrations at SOAR
› Tracing Galaxy Bias Through the Cosmic Web: The Role of Filaments
› A Singular Value Decomposition Framework for Jovian Radio Emissions from Parker Solar Probe
› CCAT: The Prime-Cam Instrument for the Fred Young Submillimeter Telescope -- Overview and Status
› TESSExtractor: A web-based interactive tool for light-curve visualisation and period estimation using TESS full-frame images
› Capra: Scalable HEALPix-Native Intensity Reconstruction for High-Resolution IMAP Analyses
› ABYSS. IV. Identifying signatures of stellar youth in APOGEE spectra
› Deep Learning-Based Coarse Alignment and Cophasing of a Distributed-Aperture Telescope. Application to the Small ExoLife Finder (SELF)
› Spatially Scanned STIS Spectra of the Exoplanet Host Star 55 Cnc
› Discovery and Characterization of the TOI-4468 Planetary System: A Transiting Hot Jupiter With a Lone Nearby Outer Companion
› The optimal redshift for dark energy I: formalism and interpretation
› What is the reason for the lack of cool evolved stars near the center of the Galaxy?
› The optimal redshift for dark energy II: application to cosmological data and the evidence for the phantom crossing of the CPL equation of state
› Centimeter-wave OH observations of comets 12P/Pons-Brooks and C/2023 A3 (Tsuchinshan-ATLAS) with FAST
› Constraining gamma-ray burst viewing angles with Swift/XRT afterglow light curves
› A systematic study of AGN feedback in a disk galaxy using MACER. III. High Gas Fractions in AGN Hosts
› Laplace surface of eccentric orbits around Kerr black hole and black-hole effects on Lidov-Kozai cycles
› Recovering the effective impact parameters in integral-field absorption-line tomography
› Large fraction of blends from Rowan et al. (2023)
› Broadband 12-26 GHz Radio Radiation Reveals Evidence for Micro-flares on AU Mic
› Is the mysterious {\it Punctum} a primordial black hole?
› Circular polarimetry of suspect wind-accreting pre-polars II
› Assessing the Climate and Habitability of Tidally Locked Rocky Exoplanets
› A calibrated dust-trail model of the Leonid meteoroid stream and forecasts of the 2031-2035 encounters
› Infrared photoprocessing of porous amorphous solid water with a free electron laser
› Energy-dependent extension of the Crab Nebula as a diagnostic of ultrahigh-energy hadronic emission
› A Population Study for Searching Supermassive Binary Black Holes in Active Galactic Nuclei: Continuum Spectral Features and Periodic Variabilities
› BV photometry of the cataclysmic variable LY UMa
› Triple-induced mergers of black hole binaries: A comprehensive look at the role of stellar evolution, dynamical stability, and spin evolution
› Energy Partition in AGN-driven Bubbles of NGC 4438: From Nuclear Bubbles to a Galaxy-scale Outflow
› Sequential Magnetic Reconnections in a Fishbone-like Structure Leading to Recurrent Brightenings
› Energetics of AGN Feedback
› Weak gravitational lensing by a dark-matter-admixed neutron star: a self-consistent two-fluid halo and the Gauss--Bonnet deflection angle
› The Nobeyama 45 m Survey of Shocked Molecular Gas in the Central Molecular Zone. I. Survey Data, Cloud Catalog, and SiO Line-Ratio Trends
› Revealing Galactic dust beneath the cosmic infrared background anisotropies with Wavelet Phase Harmonics
› Ultraluminous X-ray sources in the first eROSITA survey I. Candidate catalogs
› Distinguishing cold and self-interacting dark matter through topological analysis
› Stellar mass growth in COSMOS-Web: a mass-complete main sequence to z ~ 8 and its consistency with GSMF evolution
› Evidence for the transformation from lenticular to spiral galaxies
› The properties of the first continuous gravitational waves: Optimizing pulsar timing observations for supermassive black hole binary detection
› Can circumbinary discs produce the eccentricities of shell-burning stripped giant binaries?
› Dynamics and Spectra-Polarimetric Signatures of GRMHD Simulations with Multiple Magnetic Loops
› STXM-XANES and TEM analysis of UltraCarbonaceous Antarctic MicroMeteorites (UCAMMs)
› Constraining primordial non-Gaussianity and energy injection with the thermal Sunyaev-Zeldovich effect and integrated Sachs-Wolfe effect cross-correlation
› Filaments within filaments: unraveling the hierarchy of the cosmic web
› Formation of Accretion Disks around Intermediate-Mass Black Holes in Ultra Compact Dwarf Galaxies and Nuclear Stellar Clusters
› LP-Infinity: overcoming limits to the number of lifetime positions in the COS FUV channel
› RISTRETTO: Assembly and Testing of the Seven-spaxel, High-resolution, Diffraction-limited Spectrograph
› An Inverse Lyth Bound for Non-Attractor Inflation
› HII-CHI-mistry for active galactic nuclei: optical sulphur abundances without empirical ionisation correction factors
› Evidence for a spectral steepening of the gamma-ray emission from the Galactic Center ridge
› Exploring Late Stellar Evolution in the Era of Large Surveys: Machine Learning Prospects for Hot Subdwarfs and White Dwarfs
› Simulating an imaging atmospheric radio telescope to observe cosmic gamma rays and cosmic neutrinos
› An Approximately 70-Year Core-Related Modulation of Earth Rotation and Its Implications for the Leap Second
› Winds Against Alignment: AGN Feedback and the Spin Evolution of Massive Black Hole Binaries
› REBELS-25: multi-phase morphology and kinematics at z = 7.31
› Particle acceleration in Alfv\'enic turbulence with a strong guide field
› JWST color sequence of transiting exoplanets and directly imaged substellar objects
› Benchmark Brown Dwarfs as Chemical Laboratories: Linking System Bulk Properties to Atmospheric Retrievals
› Accretion Disk Sizes and Temperature Profiles in Lensed Quasars: NIR Microlensing Challenges Thin Disk Theory
› Anatomy of an extensive air shower: building an optimal radio emission calculation
› Finding and using interpretable latents in a neutrino foundation model with sparse autoencoders
› The Isotopic and Elemental Abundances of Planet-Host Star TRAPPIST-1
› Probing the Properties of Neutral Clouds in the Vicinity of the Local Bubble: Linking three-dimensional Dust with Neutral Hydrogen Absorption
› Defining higher memory signals and forecasting their observation prospects for binary-black-hole mergers with next-generation gravitational-wave detectors
› Aliased noise characterization and mitigation in BICEP Array 150, 220 and 270 GHz time-division multiplexed detectors
› Multi-messenger signal from QCD-Axion Ultracompact Minihalos
› Fluxtube Bouquets and Type-1.5 Clustering in Superfluid Neutron Star Cores
› Search for sub-solar primordial black holes in low mass ratio binaries with LIGO-Virgo O2 data and implications for the primordial black hole dark matter fraction
› ler: LVK (LIGO-Virgo-KAGRA collaboration) event (compact-binary mergers) rate calculator and simulator
› Dark Bondi Accretion Aided by Baryons and the Origin of JWST Little Red Dots
› FPCA-Enhanced Simulation-Based Inference for Robust Type Ia Supernova Cosmology
› Magnesium Isotopic Detection in Cool Stars: Tracing Nucleosynthetic Signatures from MgH Features
› Multimessenger search strategy for composite dark matter with white dwarf data and gravitational wave detectors
› X-ray Variability and Photosphere Evolution during Accretion Disk Formation in Tidal Disruption Events
› Unveiling the spectral morphological division of fast radio bursts with CHIME/FRB Catalog 2
› Energetic Ceilings and Benchmarks of Astrophysical Gravitational-Wave Backgrounds
› Prospects of Indirect Detection of Dark Matter via Primordial Black Hole Induced Gravitational Waves
› The origin of isolated millisecond pulsars in globular clusters
› Planet formation at the inner edge of the dead zone I. the interplay between accretion outbursts and dust growth
› A Reproducible Black Hole-Neutron Star Merger Gallery Example for the Einstein Toolkit
› Detecting Axion-like particles using Cosmic Variance Cancellation with CMB and Radio surveys
› Particle acceleration at recollimation shocks in sub-relativistic jets. A model for jets in Seyfert Galaxies, Microquasars and Protostellar Systems
› Interaction between vegetation and Snowball phases in the late Proterozoic Earth
› BV photometry of the ultracompact binary star GP Com
› Cosmological Observational Tests in the JWST Era. II: The Tolman Test
› TESS Observations of Stochastic Low-frequency Variability in Extreme Helium Stars
› Angular momentum evolution in the CIELO simulations. I. Temporal evolution of gas-stellar misalignments and baryonic merger timing
› Peristaltic Flow in Compressible, Ideal Magnetohydrodynamics: A Mechanism For Solar Spicules
› AGN-driven BBH mergers: Black hole populations and hierarchical growth across the AGN parameter space
› Phase-mixing of acoustic waves: From the solar tachocline to marine vessel hydroacoustics
› Ultra-Precise Astrometric Search for Exoplanets with SKA-VLBI
› Extreme Mass Ratio Inspirals in Light of Quasi-periodic Eruptions: Milli-Hertz Gravitational Wave Background
› Running into tension: primordial black holes from ultra-slow-roll inflation, spectral running, and the Hubble tension
› The Dynamics of Planetary Ejection
› General-relativistic structure of two-component quantum dark fermion stars
› Estimating Harmonic Coefficients of Asteroids through LiAISON Navigation
› A Chemical Inventory of the Disk around the Class 0 Protostar L1527 IRS with ALMA
› The Spin Angular Momentum and Black Hole Mass Components of Sagittarius A*
› FASHI DR2: A Catalog of 132 Low-Redshift HI 21 cm Absorption Systems
› A simulation-based quality-control framework for the broad-line region radius-luminosity relation
› Phase Stability in the 3-Dimensional Open-source Code for the Chiral mean-field Model
› Gravitational Wave Effects on Radio Spectral Lines of Atomic Hydrogen: Hyperfine Splitting and Broadening Mechanisms
› Euler-Heisenberg actions for gauge-axial background vectors: Hessian diagonalization, sector classification, and applications
› Gravitational Decays of Secluded Scalars and Graviton Dark Radiation
› Searching for Ultralight Scalar Dark Matter with Clocks in Low Earth Orbit
› The Shape of Eccentricity: Rapid Classification of Eccentric Binaries with the Wavelet Scattering Transform
› Signatures from pion condensation and lepton flavor asymmetries in the cosmological gravitational wave background
› Revisiting QCD-induced little inflation with chiral density wave state and its implications on pulsar timing array gravitational-wave signals
› Outer-crust equations of state for neutron stars
› Line-of-sight acceleration in compact binaries with higher harmonics and eccentricity
› The Effect of Anomalous Resistivity on Tearing Instability
› Exact 1D Nonlinear Solutions for Proton-Driven Plasma Wakefields: Benchmarking Against AWAKE Data Envelopes
› Correlated parity violation in gravity and electromagnetism from five-dimensional spacetime

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