The star formation histories of quiescent ultra-diffuse galaxies and their dependence on environment and globular cluster richness

A Ferré-Mateu, JS Gannon, DA Forbes… - Monthly Notices of …, 2023 - academic.oup.com
We derive the stellar population parameters of 11 quiescent ultra-diffuse galaxies (UDGs)
from Keck/KCWI data. We supplement these with 14 literature UDGs, creating the largest …

The Next Generation Virgo Cluster Survey (NGVS). XXXV. First Kinematical Clues of Overly Massive Dark Matter Halos in Several Ultradiffuse Galaxies in the Virgo …

E Toloba, LV Sales, S Lim, EW Peng… - The Astrophysical …, 2023 - iopscience.iop.org
We present Keck/DEIMOS spectroscopy of the first complete sample of ultradiffuse galaxies
(UDGs) in the Virgo cluster. We select all UDGs in Virgo that contain at least 10 globular …

Ultra diffuse galaxies in the Hydra I cluster from the LEWISProject: Phase-Space distribution and globular cluster richness

DA Forbes, J Gannon, E Iodice, M Hilker… - Monthly Notices of …, 2023 - academic.oup.com
Although ultra diffuse galaxies (UDGs) are found in large numbers in clusters of galaxies,
the role of the cluster environment in shaping their low surface brightness and large sizes is …

Constraining the stellar populations of ultra-diffuse galaxies in the MATLAS survey using spectral energy distribution fitting

ML Buzzo, DA Forbes, TH Jarrett… - Monthly Notices of …, 2024 - academic.oup.com
We use spectral energy distribution fitting to place constraints on the stellar populations of
59 ultra-diffuse galaxies (UDGs) in the low-to-moderate density fields of the MATLAS survey …

Dwarf galaxies in the MATLAS Survey: Hubble Space Telescope observations of the globular cluster systems of 74 ultra-diffuse galaxies

FR Marleau, PA Duc, M Poulain, O Müller… - Astronomy & …, 2024 - aanda.org
Ultra-diffuse galaxies (UDGs), characterised by their low surface brightness and large
physical size, constitute a subclass of dwarf galaxies that challenge our current …

Rubin Observatory LSST Stars Milky Way and Local Volume Star Clusters Roadmap

C Usher, KC Dage, L Girardi, P Barmby… - Publications of the …, 2023 - iopscience.iop.org
Abstract The Vera C. Rubin Observatory will undertake the Legacy Survey of Space and
Time, providing an unprecedented, volume-limited catalog of star clusters in the Southern …

All Puffed Up: Exploring Ultra-diffuse Galaxy Origins Through Galaxy Interactions

C Fielder, MG Jones, DJ Sand, P Bennet… - The Astronomical …, 2024 - iopscience.iop.org
We present new follow-up observations of two ultra-diffuse galaxies (UDGs) selected for
their distorted morphologies and tidal features, suggestive of tidal influence. Using Hubble …

Imposters among us: globular cluster kinematics and the halo mass of ultra-diffuse galaxies in clusters

JE Doppel, LV Sales, JA Benavides… - Monthly Notices of …, 2024 - academic.oup.com
The velocity dispersion of globular clusters (GCs) around ultra-diffuse galaxies (UDGs) in
the Virgo cluster spans a wide range, including cases where GC kinematics suggest haloes …

The Disturbed and Globular-cluster-rich Ultradiffuse Galaxy UGC 9050-Dw1

CE Fielder, MG Jones, DJ Sand, P Bennet… - The Astrophysical …, 2023 - iopscience.iop.org
We investigate the ultradiffuse galaxy (UDG) UGC 9050-Dw1, which was selected because
of its disturbed morphology as part of a larger sample of UDGs that display evidence for …

Origin of the correlation between stellar kinematics and globular cluster system richness in ultradiffuse galaxies

J Pfeffer, SR Janssens, ML Buzzo… - Monthly Notices of …, 2024 - academic.oup.com
Observational surveys have found that the dynamical masses of ultradiffuse galaxies
(UDGs) correlate with the richness of their globular cluster (GC) system. This could be …