activity
20192026
most citedRUBIES: Evolved Stellar Populations with Extended Formation Histories at in Candidate Massive Galaxies Identified with JWST/NIRSpec

128 citations · 901 across the 38 of their papers we have counts for

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Showing 2024Show all

11 papers · 1 filter

astro-ph.GA2024

MAGAZ3NE: Evidence for Galactic Conformity in Protoclusters

Ian McConachie, Gillian Wilson, Ben Forrest +16

We examine the quiescent fractions of massive galaxies in six spectroscopically-confirmed protoclusters in the COSMOS field, one of which is newly confirmed and present…

astro-ph.GA2024★ 6 cited

Little Red Dots at an Inflection Point: Ubiquitous "V-Shaped" Turnover Consistently Occurs at the Balmer Limit

David J. Setton, Jenny E. Greene, Anna de Graaff +18

Among the most puzzling early discoveries of JWST are "Little Red Dots" -- compact red sources that host broad Balmer emission lines and, in many cases, exhibit a "V shaped" change…

astro-ph.GA2024

RUBIES: JWST/NIRSpec resolves evolutionary phases of dusty star-forming galaxies at

Olivia R. Cooper, Gabriel Brammer, Kasper E. Heintz +24

The dearth of high quality spectroscopy of dusty star-forming galaxies (DSFGs) -- the main drivers of the assembly of dust and stellar mass at the peak of activity in the Universe…

astro-ph.GA2024★ 102 cited

RUBIES: a complete census of the bright and red distant Universe with JWST/NIRSpec

Anna de Graaff, Gabriel Brammer, Andrea Weibel +25

We present the Red Unknowns: Bright Infrared Extragalactic Survey (RUBIES), providing JWST/NIRSpec spectroscopy of red sources selected across ~150 arcmin from public JWST/NIRC…

astro-ph.GA2024★ 5 cited

RUBIES Reveals a Massive Quiescent Galaxy at z=7.3

Andrea Weibel, Anna de Graaff, David J. Setton +26

We report the spectroscopic discovery of a massive quiescent galaxy at , just Myr after the Big Bang. RUBIES-UDS-QG-z7 was selected from public…

astro-ph.GA2024★ 128 cited

RUBIES: Evolved Stellar Populations with Extended Formation Histories at in Candidate Massive Galaxies Identified with JWST/NIRSpec

Bingjie Wang, Joel Leja, Anna de Graaff +17

The identification of red, apparently massive galaxies at in early JWST photometry suggests a strongly accelerated timeline compared to standard models of galaxy growth. A ma…

astro-ph.GA2024

Environmental Effects on the Stellar Mass Function in a z~3.3 Overdensity of Galaxies in the COSMOS Field

Ben Forrest, Brian C. Lemaux, Ekta A. Shah +17

We present an analysis of the number density of galaxies as a function of stellar mass (i.e., the stellar mass function, SMF) in the COSMOS field at z~3.3, making a comparison betw…

astro-ph.GA2024★ 9 cited

MAGAZ3NE: Massive, Extremely Dusty Galaxies at Lead to Photometric Overestimation of Number Densities of the Most Massive Galaxies at

Ben Forrest, M. C. Cooper, Adam Muzzin +17

We present rest-frame optical spectra from Keck/MOSFIRE and Keck/NIRES of 16 candidate ultramassive galaxies targeted as part of the Massive Ancient Galaxies at Near-Infrared…

astro-ph.GA2024★ 20 cited

Spectroscopic Confirmation of an Ultra-Massive Galaxy in a Protocluster at

Stephanie M. Urbano Stawinski, M. C. Cooper, Ben Forrest +8

We present spectroscopic confirmation of an ultra-massive galaxy (UMG) with at in the Extended Groth Strip (EGS)…

astro-ph.GA2024★ 11 cited

Efficient formation of a massive quiescent galaxy at redshift 4.9

Anna de Graaff, David J. Setton, Gabriel Brammer +23

Within the established framework of structure formation, galaxies start as systems of low stellar mass and gradually grow into far more massive galaxies. The existence of massive g…

astro-ph.GA2024★ 81 cited

RUBIES: JWST/NIRSpec Confirmation of an Infrared-luminous, Broad-line Little Red Dot with an Ionized Outflow

Bingjie Wang, Anna de Graaff, Rebecca L. Davies +22

The JWST discovery of ``little red dots'' (LRDs) is reshaping our picture of the early Universe, yet the physical mechanisms driving their compact size and UV-optical colors remain…