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19922026
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1,398 papers · 1 filter

astro-ph.GA2026

MUSE-ALMA Haloes XV: Cold molecular, ionised, and stellar kinematics of HI-rich galaxies at z 0.5

C. Barfety, N. M. Förster Schreiber, C. Péroux +13

Spatially resolved galaxy kinematics are well studied at z 0 and z > 1, revealing that disks are common out to z , albeit with higher velocity dispersions. z …

astro-ph.GA2026

MUSE-ALMA Haloes XIV: The ALMA Large Programme Data Release

Céline Péroux, Jianhang Chen, Victoria Bollo +10

The interactions between gas and galaxies are of paramount importance to our understanding of structure formation. A fundamental element of such baryon cycle studies is a complete…

astro-ph.GA2026

The Neutral Atomic Hydrogen in the solar neighborhood (NeAtHood) project I. Ghost in the shell: Neutral atomic hydrogen in the extended Orion nebula

J. D. Soler, H. Beuther, S. C. O. Glover +15

The Orion Nebula is the nearest site of ongoing and recent high-mass star formation. It is a unique laboratory for studying the mass, energy, and momentum input from high-mass star…

astro-ph.GA2026

The Galactic Centre G+0.633-0.0604 Molecular Cloud: A New Gold Mine for Astrochemistry

D. San Andrés, V. M. Rivilla, L. Colzi +4

Astrochemistry is living a golden age, with more than a quarter of the ~350 molecules in the current interstellar census having been detected over the last three years. One of the…

astro-ph.GA2026

Euclid Quick Data Release (Q1). Searching for radio-selected \Euclid-dark galaxies in the EDF-N

Euclid Collaboration, M. Giulietti, I. Prandoni +308

We present and investigate the properties of a sample of radio-selected, Euclid-dark galaxies, identified from LOFAR HBA observations at 144 MHz within the Euclid Deep Field-North…

astro-ph.GA2026

The Galactic centre G+0.633-0.0604 molecular cloud: A new astrochemical gold mine: I. Gas physical properties

D. San Andrés, L. Colzi, V. M. Rivilla +4

In the Central Molecular Zone (CMZ), shocks play a key role in triggering star formation and driving chemical enrichment. The Sgr B2 complex is a prime template, hosting massive pr…

astro-ph.GA2026★ 1 cited

HETDEX Public Data Release 1: Source Catalog 2 and Data Cubes from ~90 sq deg of Integral-Field Optical Spectroscopy

Erin Mentuch Cooper, Karl Gebhardt, Dustin Davis +36

The Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) is a wide-field, integral-field spectroscopic survey designed to map the large-scale distribution of Lyman-alpha emitting…

astro-ph.GA2026

ArkenstoneBH. A model for high-specific energy black hole feedback in cosmological simulations

James M. Sullivan, Greg L. Bryan, Matthew C. Smith +6

AGN feedback is a key piece of galaxy evolution but is difficult to model due to its high specific energies, multiphase nature, and limited simulation resolutions. Arkenstone is a…

astro-ph.GA2026

Exploring the gaseous halos of z>3 radio galaxies with UVES and JWST/NIRSpec

Jelena Ritter, Wuji Wang, Dominika Wylezalek +3

High-redshift radio galaxies (HzRGs) are among the most massive galaxies in the Universe and sites of extreme active galactic nuclei (AGN) feedback processes, powering energetic ra…

astro-ph.GA2026

Variability of Sagittarius A* at 3 GHz on minute-scale with MeerKAT

K. Kaur, I. Rammala-Zitha, A. Basu +21

The supermassive black hole Sagittarius A* (Sgr A*) exhibits temporal and spectral variability across the electromagnetic spectrum. However, variability at radio frequencies below…

astro-ph.GA2026

Direct N-body simulations of rotating and extremely massive Population III star clusters

Kai Wu, Ataru Tanikawa, Francesco Flammini Dotti +6

Aims. We present eight direct N-body simulations with NBODY6++GPU of extremely massive, initially rotating Population III star clusters with 1.01 x 10^5 stars. Methods. Our models…

astro-ph.GA2026

Euclid Quick Data Release (Q1). AgileLens: A scalable CNN-based pipeline for strong gravitational lens identification

Euclid Collaboration, X. Xu, R. Chen +308

We present an end-to-end, iterative pipeline for efficient identification of strong galaxy--galaxy lensing systems, applied to the Euclid Q1 imaging data. Starting from VIS catalog…

astro-ph.GA2026

Imladris: a detailed and flexible model for galaxy simulations with individual stars

Matthew C. Smith

Coupling stellar feedback to the evolution of individual stars, as opposed to averaging over the initial mass function (IMF), substantially improves the fidelity of galaxy formatio…

astro-ph.GA2026

Euclid Quick Data Release (Q1). The Strong Lensing Discovery Engine F -- Bright and low-redshift strong lenses

Euclid Collaboration, L. R. Ecker, M. Fabricius +346

We present 72 additional galaxy-galaxy strong lenses that complement the sample discovered in the Euclid Quick Release 1 data (63.1 deg^2) of the Strong Lens Discovery Engine (SLDE…

astro-ph.GA2026

The MUSE Ultra Deep Field (MUDF) VIII. The cool gas distribution surrounding galaxies at redshifts z ~ 0.5-2

Edoardo Santo, Michele Fumagalli, Seok-Jun Chang +5

We use deep MUSE data from the MUDF survey to investigate the cool gas around galaxies at redshifts 0.5 < z < 2. We constructed two samples: one sample for a down-the-barrel analys…

astro-ph.GA2026

POLAR-II: modeling star formation history of galaxies on the 21-cm signal from Epoch of Reionization

Qing-Bo Ma, Raghunath Ghara, Benedetta Ciardi +6

Galaxies may suffer some starburst and quenched periods in their history due to e.g. galaxy mergers and feedback. However, semi-numerical simulations of the Epoch of Reionization (…

astro-ph.GA2026★ 3 cited

Lyα Nebulae in HETDEX: The Largest Statistical Census Bridging Lyα Halos and Blobs across Cosmic Noon

Erin Mentuch Cooper, Karl Gebhardt, Dustin Davis +20

The Hobby-Eberly Dark Energy Experiment (HETDEX) is an untargeted ~540 deg^2 spectroscopic survey of Lyα emission in the 1.9 < z < 3.5 Universe. In surface brightness, this survey…

astro-ph.GA2026

The kinematic imprinting of environmental quenching in galaxies

Natan de Isídio, P. Popesso, Y. Bahé +9

We present the first systematic census of quenching mechanisms using kinematic asymmetries in a large sample of 6,700 galaxies from the MaNGA survey, providing a unified view…

astro-ph.GA2026★ 1 cited

The velocity dispersion function of red galaxies in four Hubble Frontier Fields galaxy clusters

G. Granata, L. Tortorelli, C. Grillo +6

We present a detailed study of the stellar kinematic properties of red member galaxies in the cores of four strong lensing galaxy clusters at intermediate redshifts included in the…

astro-ph.GA2026★ 1 cited

The ALPINE-CRISTAL-JWST Survey: Gas-phase abundance gradients of main sequence star-forming galaxies and their kinematics at

Lilian L. Lee, Natascha M. Förster Schreiber, Seiji Fujimoto +50

We present gas-phase radial metallicity profiles for 20 main-sequence galaxies at , primarily based on JWST NIRSpec IFU observations obtained as part of the JWST-ALPINE-CRIS…

astro-ph.GA2026

Spectroscopic galaxy redshifts in the Peanut cluster -- a massive nearly head-on cluster merger shortly after pericenter passage

I. Zaznobin, N. Lyskova, I. Bikmaev +13

The Peanut cluster (SRGe J023820.8+200556, SRGe CL0238.3+2005, = 0.42) has recently emerged as a candidate for a rare, massive merger, potentially analogous to the Bulle…

astro-ph.GA2026

Uncovering the absorbed atomic Universe with the [OI]63um line

Carlos De Breuck, Kevin C. Harrington, Wout Hermans +7

We report the discovery of strongly absorbed [OI]63um in a sample of 12 DSFGs at 4.2<z<5.8 selected from the SPT survey. This is the first systematic survey of the [OI]63um fine-st…

astro-ph.GA2026★ 17 cited

The LOFAR Two-metre Sky Survey: VII. Third Data Release

T. W. Shimwell, M. J. Hardcastle, C. Tasse +99

We present the third data release of the LOFAR Two-metre Sky Survey (LoTSS-DR3). The survey images cover 88% of the northern sky and were created from 12,950 hrs of data (18.6 PB)…

astro-ph.GA2026

The imprint of AGN-driven outflows on the CGM: the case of Lyα nebulae around high-z quasars

Silvia C. Rueda-Vargas, Vincenzo Mainieri, Giulia Tozzi +5

Some cosmological hydrodynamical simulations predict that outflows driven by active galactic nuclei (AGN) play a key role in powering the Ly nebulae observed around high-redshif…