output
20142026
most citedThe Sixteenth Data Release of the Sloan Digital Sky Surveys: First Release from the APOGEE-2 Southern Survey and Full Release of eBOSS Spectra

1.5k citations

Showing astro-ph.GAShow all

196 papers · 1 filter

astro-ph.GA2026

Supermassive black holes and nuclear star clusters in galaxies: constraining formation and co-evolution with SHARP and MICADO

E. Dalla Bonta', E. Portaluri, C. Arcidiacono +7

Nuclear star clusters and supermassive black holes are the dominant compact components in galaxy nuclei. They can coexist within the same system, and their relative prominence trac…

astro-ph.GA2026★ 1 cited

Variables in S-PLUS: I. Multiband period-luminosity relations and reddening maps of the Magellanic Clouds using classical Cepheids

Debasish Hazarika, Carlos E. Ferreira Lopes, Márcio Catelan +12

Aims. Classical Cepheids (CCs) are fundamental standard candles for the extragalactic distance scale through their period-luminosity (P-L) relations. Although well calibrated in br…

astro-ph.GA2026★ 3 cited

Bulgeless Evolution And the Rise of Discs (BEARD) I. Physical drivers of the mass-size relation for Milky Way-like galaxies

C. Marrero-de la Rosa, J. Méndez-Abreu, A. de Lorenzo-Cáceres +20

In the standard cold dark matter (CDM) cosmology, the existence of massive pure-disc galaxies remains challenging within the hierarchical framework and is key to understandi…

astro-ph.GA2026

Bulgeless Evolution And the Rise of Discs (BEARD) III. A numerical simulation view of satellites around Milky-Way analogues

Salvador Cardona-Barrero, Jairo Méndez-Abreu, Adriana de Lorenzo-Cáceres +17

. The existence of massive disc galaxies with little or no bulge challenges conventional cold dark matter model, which typically favours dynamically hot central structure…

astro-ph.GA2026★ 2 cited

Bulgeless Evolution And the Rise of Discs (BEARD) II. The role of mergers in shaping the Milky Way analogues in TNG50

Yetli Rosas-Guevara, Jairo Méndez-Abreu, Adriana de Lorenzo-Cáceres +20

We study the formation and evolution of bulgeless galaxies within the Milky Way-Andromeda analogue sample of the TNG50 simulation. Through kinematic decomposition with Mordor, we i…

astro-ph.GA2026★ 1 cited

Caught in the web: galaxy mergers along cosmic filaments

Carolina Dulcien, Yara L. Jaffe, Jacob P. Crossett +31

Galaxy clusters grow through the accretion of galaxies from groups, filaments, and other clusters. During this process, galaxies may undergo pre-processing in lower-density environ…

astro-ph.GA2025

Archaeological investigation of galaxies' evolutionary history in the cosmic middle ages

Anna R. Gallazzi, Stefano Zibetti, Mark Sargent +14

The cosmic Middle Ages, spanning the last 8-10 Gyr of the Universe, is a critical period in which massive early-formed systems coexist with global star formation quenching in less…

astro-ph.GA2025

Consensus based Algorithm for Nonparametric Detection of Star Clusters (CANDiSC)

C O Obasi, J G Fernandez Trincado, M Gomez +14

Context: The VISTA Variables in the Via Lactea (VVV) and its extension (VVVX) are near-infrared surveys mapping the Galactic bulge and adjacent disk. These data have enabled the di…

astro-ph.GA2025★ 2 cited

The spatial distribution of dwarf and giant galaxies in and around Virgo cluster

Nelvy Choque-Challapa, Rory Smith, Iván Lacerna +2

The Virgo cluster is one of the closest clusters to us where we can further study the evolution of galaxies, with several infalling substructures and several filaments around it ha…

astro-ph.GA2025★ 5 cited

Targeting cluster galaxies for the 4MOST CHANCES Low-z sub-survey with photometric redshifts

Hugo Méndez-Hernández, Ciria Lima-Dias, Antonela Monachesi +54

The evolution of galaxies is shaped by both internal processes and their external environments. Galaxy clusters and their surroundings provide ideal laboratories to study these eff…

astro-ph.GA2025★ 1 cited

Faint galaxies in the Zone of Avoidance revealed by JWST/NIRCam

J. L. Nilo-Castellón, M. V. Alonso, L. Baravalle +12

The Zone of Avoidance (ZoA) remains one of the last frontiers in constructing a comprehensive three-dimensional map of the Universe. Galactic extinction, stellar crowding, and conf…

astro-ph.GA2025★ 2 cited

Properties of Barred Galaxies with the Environment: II. The case of the Cosmic Web around the Virgo cluster

Virginia Cuomo, J. Alfonso L. Aguerri, Lorenzo Morelli +2

Context. Bars are elongated structures developed by a large fraction of disk galaxies in their central few kiloparsecs. However, the bar formation process is still not fully unders…

astro-ph.GA2025

SDSS-V Black Hole Mapper: The Index Diagram as a tool to disentangle the influence of the Host Galaxy in Quasar spectra

C. A. Negrete, R. Sandoval-Orozco, H. Ibarra-Medel +32

We revisit the Quasar Main Sequence (QMS) by investigating the impact of the stellar component from the host galaxy (HG) on the emission line spectra of the active galactic nuclei…

astro-ph.GA2025★ 1 cited

The Tremaine-Weinberg method at high redshifts

Mahmood Roshan, Asiyeh Habibi, J. Alfonso L. Aguerri +11

This paper examines the reliability of the Tremaine-Weinberg (TW) method in measuring the pattern speed of barred galaxies at high redshifts. Measuring pattern speeds at high redsh…

astro-ph.GA2025

From simulations to observations. Methodology and data release of mock TNG50 galaxies at 0.3 < z < 0.7 for WEAVE-StePS

A. Ikhsanova, L. Costantin, A. Pizzella +17

The new generation of optical spectrographs (i.e., WEAVE, 4MOST, DESI, and WST) offer unprecedented opportunities for statistically studying the star formation histories of galaxie…

astro-ph.GA2025★ 2 cited

Assessing the connection between galactic conformity and assembly-type bias

Ivan Lacerna, Nelson Padilla, Daniela Palma

Context. Galaxies in the Universe show a conformity in the fraction of quenched galaxies out to large distances, being much larger around quenched central galaxies than for star-fo…

astro-ph.GA2025★ 5 cited

Determining the Scale Length and Height of the Milky Way's Thick Disc Using RR~Lyrae

Roman Tkachenko, Katherine Vieira, Artem Lutsenko +2

Using the RR Lyrae surveys Gaia DR3 Specific Objects Study, PanSTARRS1 and ASAS-SN-II, we determine the Milky Way's thick disc scale length and scale height as well as the radial s…

astro-ph.GA2025★ 4 cited

Insights into environmental quenching at : an enhancement of faint, low-mass passive galaxies in clusters

Harry Gully, Nina Hatch, Syeda Lammim Ahad +11

Understanding the processes that transform star-forming galaxies into quiescent ones is key to unraveling the role of environment in galaxy evolution. We present measurements of th…

astro-ph.GA2024

The counter-rotating stellar core of NGC 4494

L. Coccato, L. Morelli, A. Pizzella +2

Context. Kinematically decoupled cores (KDCs) are often found in the centers of early-type galaxies. Aims. We aim to investigate the kinematics, structure, and stellar populations…

astro-ph.GA2024★ 15 cited

Estimating Masses of Supermassive Black Holes in Active Galactic Nuclei from the Halpha Emission Line

E. Dalla Bontà, B. M. Peterson, C. J. Grier +19

The goal of this project is to construct an estimator for the masses of supermassive black holes in active galactic nuclei (AGNs) based on the broad Halpha emission line. We make u…

astro-ph.GA2024★ 6 cited

The redshift evolution of galactic bar pattern speed in TNG50

Asiyeh Habibi, Mahmood Roshan, Mohammad Hosseinirad +4

In this paper, the redshift evolution of the galactic bar properties, like the bar length, pattern speed, and bar fraction, has been investigated for simulated galaxies at stellar…

astro-ph.GA2024★ 38 cited

The VISTA Variables in the Vía Láctea eXtended (VVVX) ESO public survey: Completion of the observations and legacy

R. K. Saito, M. Hempel, J. Alonso-García +143

The ESO public survey VISTA Variables in the Vía Láctea (VVV) surveyed the inner Galactic bulge and the adjacent southern Galactic disk from . Upon its conclusion, the c…

astro-ph.GA2024★ 4 cited

The evolution of low-mass central galaxies in the vicinity of massive structures and its impact on the two-halo conformity

Daniela Palma, Ivan Lacerna, M. Celeste Artale +7

We investigated the population of low-mass central galaxies with Mstar = Msun/h, inhabiting regions near massive groups and clusters of galaxies using the TNG300…

astro-ph.GA2023

The dynamical state of bars in cluster dwarf galaxies: The cases of NGC 4483 and NGC 4516

V. Cuomo, L. Morelli, J. A. L. Aguerri +13

Dwarf barred galaxies are the perfect candidates for hosting slowly-rotating bars. They are common in dense environments and they have a relatively shallow potential well, making t…