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Astronomia w Krakowie
Photo: The Orion Nebula (M42) imaged from Mt. Suhora
The Orion Nebula (M42) imaged from Mt. Suhora
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Temperature
10.6 °C

Humidity
 90%

Wind
0.0 km/h

Pressure
1013.1 hPa

Moon

Moon

 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:
› FOSSIL: A future mission for CMB spectral distortion measurements
› IViS: Interferometric Visibility-domain inversion Software - A GPU-accelerated Python framework for joint deconvolution with ASKAP
› Rethinking Domain Specialization for Open-Ended Scientific Reasoning in Astronomy Language Models
› The OpenGadget3 Code for Cosmological Simulations
› 1D PIC Simulations of Resonant Scattering-Driven Pair Cascades in Magnetar Magnetospheres
› The relationship between morphology, density, and location in the cosmic web from massive to dwarf galaxies
› Unifying spatial correlation with hierarchical population inference to constrain the AGN channel for binary black hole mergers
› On the clumpy nature of super-early galaxies
› Chandra Lensing-cluster Ultradeep Extragalactic Survey (CLUES) I: A 2 Ms Point-Source Catalog of the Abell 2744 Field
› Evidence for an Extended Hydrogen Outflow on WASP-12 b
› The galaxy--electron cross-spectrum with ACT, SPT-3G and DESILS LRGs
› A dense, metal-rich absorber driven by a heavily dust-obscured galaxy: The direct evidence of CGM enrichment at $z\sim7$
› Frequent X-class Far UV Flares from a Young Solar Analog DS Tucanae A
› A reanalysis of the megamaser Hubble constant: from spot catalogues to peculiar velocities
› Predicting Macroturbulence in F/G/K Dwarfs to 100 m/s Precision
› Can Auroral Heating Explain Brown Dwarf Thermal Inversions?
› Uncovering New Ionized Winds and Relativistic Hot Outflows in MCG-6-30-15 with \emph{Chandra} HETG and a Bayesian Framework
› The Solar Neighborhood LVI: The RMSTAR Catalog of the Nearest 3352 M Dwarf Systems and 305 of their Wide Companions
› Two Kepler red-giant eclipsing binaries as lower red-giant branch benchmarks for asteroseismic scaling relations. Dynamical masses and radii from JKTEBOP and PHOEBE-2 modeling
› JADES: Dynamical Measurements of Dark Matter Halo Masses at $z \approx 7$ Using Galaxy Pairs
› The Hidden Evolution of Gamma-Ray Burst Jets Revealed by Gravitational Waves
› Uncovering temperate worlds: an updated look at the K2-3 system with ESPRESSO
› On the cosmic previrialization
› Radiation Magneto-hydrodynamic Simulations of MRI with Zero-Net-Vertical-Flux: Necessity of Resolving the Thermal Scale For Strongly Magnetized Initial Conditions
› Optimising instrument concepts with Machine Learning: Application to CMB spectral distortion experiments
› Proto-Planetary Nebulae Are Not the Precursors of Planetary Nebulae With Close Binary Central Stars
› Tidal Properties of White Dwarfs Admixed with Fermionic Dark Matter
› Resolving 3 Exotic Hyperbolic-Umbilic Lensing Configurations in the "Cosmic Mantis": An Exploration of RXJ0437.1+0043 with JWST
› In situ characterization of volatile and refractory hydrocarbons produced by UV photolysis of interstellar C$_2$H$_2$ ice
› Pulsed ion deflection to overcome detector saturation in cryogenic ice sampling
› Quantifying the temperature-dependent yields of N$_2$ and N$_2$H$_4$ formation in vacuum-ultraviolet-irradiated NH$_3$ ice
› Graph neural networks for exoplanet atmospheres
› Host-star metallicities and kinematics of directly imaged brown-dwarf companions
› Infrared Universality of Scalar Induced Gravitational Waves Beyond Second Order
› Updated estimates of post-merger gravitational wave energy released in GW170817 and the maximum neutron star mass
› Three-dimensional simulations of accretion disks in pre-CE systems -- II. Accretion efficiency and angular momentum transport
› Does galaxy-scale compactness regulate nebular electron density? A cross-scale test with DESI
› A Possible Hidden Hot Halo Component Revealed by Joint X-ray and Sunyaev--Zel'dovich Observations
› Physics-Informed Neural Networks for Fast Multilayer Spectral Inversion of H{\alpha} 6562.8 A and Ca II 8542.1 A Spectra
› Progress in quantum telescopes
› FRB 20250607A: Weirder Than Fiction
› Transitioning from ADS to SciX to Serve 21st Century Astronomy
› A Detailed GASKAP-HI View of Shells and Loops in the Magellanic Bridge
› Constraints of Big Bang Nucleosynthesis and Cosmological Observations on varying Higgs VEV
› Galaxy-Galaxy Strong Lensing simulation with the GPU acceleration across surveys and multi-bands
› RadioAstron space-VLBI imaging of the jet in M87: II. The parsec-scale structure at 4.8 GHz
› Void probability function in the Quijote simulations
› Detectability of 100 TeV Gamma Rays from PeV Cosmic Rays Accelerated in the Early Phase of a Supernova Shock Wave
› Toward Autonomous Radio Follow-up of Multi-messenger Transients with RADAR: From Alert Parsing to Inference and Observation Scheduling
› Cosmological anatomy of interacting dark energy
› Mode Switching in Two Blue Large Amplitude Pulsators observed by OGLE, KMTNet and DREAMS
› cosmokdtree: a flexible OpenMP-parallelized k-d tree for computational astrophysics applications
› The Delegate Survey: KOALA/AAOmega-IFU spectroscopy of three nearby dwarf galaxies
› Bridging magnetothermal winds and photoevaporation to model discs dispersal
› Self-interacting dark matter delays bar growth in an isolated gas-rich galactic disk: torque-resolved numerical evidence
› The unidentified PeV source LHAASO J2108+5157: A microquasar remnant?
› Low Star Formation Efficiency in M31: Evidence for a Deficit of Bound Gas
› Characterisation of chaos in meteoroid streams. Application to the Taurids
› The GOTO Telescope Control System
› WFST Follow-up of S251112cm: Searching for an Optical Counterpart to a Subsolar-mass Compact-binary Merger Candidate
› Challenging the archetypal intermittent radio galaxy J0111+3906. New insights from optical GTC/OSIRIS and radio VLA and LOFAR observations
› Signatures of dark subhaloes in dwarf spheroidal galaxies: II. Transient and localised kinematic features
› Spectral classification of OB-type stars using tree-based ensemble methods and evaluation of their explainability
› Supporting users in their observation preparation - the ESO ObsPrep tool
› The emergence of a [WC] star in Sakurai's object
› A homogeneous analysis of archival and new low-resolution spectra of YZ Cancri
› The Nancy Grace Roman Space Telescope Coronagraph Community Participation Program
› The Spitzer Data Fusion - A Far-Ultraviolet to Far-Infrared Multi-Wavelength Database in Spitzer Extragalactic Survey Fields
› Studying the Intermittency of Magnetized Interstellar Medium by Synchrotron Polarization Intensity and its Gradient
› CNO in Giant Metal-Poor Stars
› CosmoDyn: a semi-analytic post-processing framework for the dynamical evolution of compact stellar systems and black holes in cosmological simulations
› Interferometric Survey of Stellar Parameters: Limb darkening study with the "Pipeline for Interferometric Measurements of Stars"
› A large shell around the hypergiant VY Canis Majoris
› Rotational spectroscopy and astronomical search of propane-1-thiol (CH3CH2CH2SH) and propane-2-thiol ((CH3)2CHSH)
› Follow-up of SN 2025wny VI: The Rate and Detectable Population of Strongly Lensed SLSNe-I in ZTF
› Oscillating dynamo models with a time-nonlocal $\alpha$ effect
› Characterization of the CSST Survey Camera CCDs: I. basic electro-optical performance
› Radiation-Driven Magnetic Fields in Sub-Keplerian Accretion Flows: An Alternative to MRI
› An Updated Model for Epsilon Eridani b and Prospects for Imaging with the Roman Coronagraph
› Massive Galaxy Halos Contain Less Inner Dark Matter Than Predicted
› A Binary Flux Calibrator Reveals the Scientific Potential of Short-integration JWST MIRI Imaging to Directly Detect sub-Jupiter Exoplanets
› Alpha-Core Breakup in the Strong Decay of \({}_{\Lambda\Lambda}^{6}\mathrm{He}\) to a Deeply Bound \(H\) Dibaryon
› Quasinormal modes of Kerr-Newman-de Sitter black holes from Heun connection formulae
› Observationally Reconstructed Spacetime of NGC 5907: Dark-Matter-Corrected Black Hole Thermodynamics and Galactic Shadow
› Gravitating sources with zero energy density in cosmology
› Proper Time Shifts in Pulsar Timing Arrays
› WIMPs with Enhanced Annihilation from a Feebly Interacting Unstable Partner
› Massively parallel transdimensional sampling with data assimilation: an application to LISA galactic binaries
› Environmental qualification and performance of a CubeSat-scale dual optical frequency comb payload for space applications
› Gravitational lensing of neutrinos through the lens of decoherence
› Probing Feebly Interacting Particles with 511 keV Line from Circumstellar Medium of Supernovae
› Probing Lorentz-violating scalar forces and dark matter with precision matter and antimatter experiments
› Searching for gravitational wave echo with group equivariant neural posterior estimation
› Reheating Bounds from Thermal GUT Monopole Production
› Shadow and Polarized Images of Schwarzschild-MOG Black Hole Illuminated by Thick Accretion Disk
› After 60 years, here comes the Sun
› Period-Inverted Blast-Radius Normalization for a Non-Ablating Hypersonic Reentry Source Using OSIRIS-REx Capsule Infrasound
› Influence of finite-temperature effects on CMB power spectrum
› From Voids to Clusters: Mergers and Evolutionary Pathways of Star-Forming and Quenched Low-Mass Galaxies
› Probing Helium Reionization Through the $^{3}\mathrm{He}^{+}$ Hyperfine Transition Line
› Magrathea v2: A planetary interior modeling platform in C++
› The SRG/eROSITA all-sky survey: X-ray scaling relations of galaxy groups and clusters in the western Galactic hemisphere
› Prospects for an independent measurement of $\boldsymbol{\ell}$=1,2,3 CMB anisotropy multipoles using the anisotropic Sunyaev-Zel'dovich effect
› Neutrino Emission from Gamma-ray Burst Jet inside the Cavity within Active Galactic Nucleus Accretion Disks
› Molecular bipolar outflow in SN 1987A supports the jittering-jets explosion mechanism
› ALMA High-J CO Spectroscopy of High-Redshift Galaxies. I. An Archive-based Catalog of CO Spectral Line Energy Distributions
› STRADAViT: Self-Supervised Domain Adaptation of Vision Transformer Backbones for Radio Astronomy
› Radiative Feedback in Population III Protostellar Growth: HI Shielding and HII Region Trapping
› Bypassed Core Formation in Milky Way-Mass SIDM Halos: Implications for the Local Group Past-Pericenter Scenario
› Quasi-Periodic Microstructures in Pulsar Emission: Automated Detection and Archival Survey
› A graph-based Neural Network surrogate model for accelerating semi-analytical model of galaxy formation and evolution
› Evidence for anisotropic non-Maxwellian velocity distributions in the solar transition region
› Diffuse gamma-ray emissions around the stellar cluster Berkeley 59
› An Updated Characterization of Luminous Ly{\alpha} emitters at the End of Reionization
› Eclipses of Nearby Millimeter-bright Galactic Nuclei by Stars in Nuclear Star Clusters
› A Partially Supervised Latent-Space Variational Autoencoder for Generating Neutron Star Equations of State
› Transient axion streams from disrupted miniclusters
› Possible High-Energy Neutrino Emission from Dark Matter Annihilation in the Disrupting Dwarf Galaxy Bo\"{o}tes~III
› Radiation Pressure Instability in the "turn-on" Changing-Look AGN SDSS J1430+2303
› Disk reflection as the origin of the X-ray polarization of NGC 4151 with IXPE
› Modelling Dissipative Dynamics of r-mode Instability in Hybrid Stars
› Quantifying Environmental Effects on Galaxy Properties using Non-spherical Voids Identified from SDSS DR7
› Estimation of the laser guide star uplink tip-tilt using aperture size diversity
› EP-FXT Observations of Abell 1795: X-ray properties and structure out to $R_{200}$
› Testing the Isotropy of the Universe with the CHIME/FRB Catalog I
› Shock acceleration in vortex driven magnetic fields of black holes
› Updated 1.1% Precision Values of the Hubble Constant with Corrected Pantheon+ and Dark Energy Survey (DES)-DOVEKIE Type Ia Supernovae
› CHORD HI-Galaxy Survey Forecasts: Searching for nearby dark galaxies and high redshift giants
› Relativistic effects of PSR~J1856--0039 double neutron star system in a 2.36-hour compact orbit
› Unveiling the period-bounce population of cataclysmic variables: Spectroscopic and time-domain follow-up of eROSITA-selected candidates
› Information limits of photonic lantern wavefront sensing: a Fisher- and quantum-Fisher-information framework and its relation to Fourier-filtering sensitivity limits
› Evolution of superthin galaxies under Milgromian dynamics
› Weak-lensing Shear-Selected Galaxy Clusters from the Hyper Suprime-Cam Subaru Strategic Program: III. A precision cosmological sample enabled by optical confirmation
› Impact of Upstream Clumpiness on Supernova Remnant Forward Shock Evolution in Molecular Cloud Environments
› Intra-system Uniformity through Planetary Embryo Accumulation
› Resolved Dust in $z\approx1$ Galaxies with JWST/MIRI MRS: Survey Description and First View on PAHs, Mid-IR Atomic Emission, and Warm H$_2$
› Thermal and non-thermal emission from supermassive black hole circumbinary disks: Disks, Coronae, Streams, and Cavities
› Small-Scale Clustering of Primordial Black Holes: The Little Red Dot Mass Function and the High-Redshift Galaxy Tension
› High Resolution Spectroscopic Follow-up Observation Results for 13 EMP Candidates Selected by Narrow-band Photometry
› Energy deposition in planetary and exoplanetary atmospheres induced by cosmic rays
› A Tale of Two Gauges: Effective Field Theory for Relativistic Behavior of Cosmological Axions
› (Re)constructing Accurate Axion Oscillations
› The evolution of discs and the epoch of formation of giant planets around solar type stars
› How Small is Large Enough? Determining Minimal Cluster Sizes for Molecule Adsorption on Interstellar Amorphous Ice
› A self-consistent orbital architecture for GG Tau A. I. Simultaneous orbital fitting of the hierarchical triple
› Cosmic Conundrums with Quantum Corrections
› New Supernova Constraints on Vector-Mediated Neutrinophilic Dark Sector
› A nonlinear voice from GW250114 ringdown
› Wave-optics gravitational wave lensing in modified gravity
› RoverDevKit: An open, physics-grounded tradespace toolkit for conceptual design of lunar micro-rovers
› MeV Electrophilic Axion-like Particles from Sun
› In-situ measurements of space plasma: recent progress and future challenges
› The optimal-transport cartogram: world population as a Brenier map

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