activity
20172026
most citedA remarkable Ruby: Absorption in dense gas, rather than evolved stars, drives the extreme Balmer break of a Little Red Dot at

71 citations · 240 across the 27 of their papers we have counts for

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Showing 2026Show all

11 papers · 1 filter

astro-ph.GA2026

SQuIGGLE: Radio AGN Found Predominantly in Young, Gas-rich Post-starburst Galaxies at z ~ 0.7

Vincenzo R. D'Onofrio, Justin S. Spilker, Krista L. Smith +13

The processes that rapidly quench massive galaxies and maintain their quiescence remain poorly understood. Substantial molecular gas reservoirs can survive this shutdown in post-st…

astro-ph.GA2026

SQuIGGE: Ubiquitous Cool Gas Outflows with Large Mass-Loading Factors in Post-starburst Galaxies

Yuanze Luo, Justin S. Spilker, David J. Setton +13

While recent James Webb Space Telescope studies have highlighted cool gas outflows as an important mechanism for rapid quenching at , such space-based spectroscopic samp…

astro-ph.GA2026

SQuIGGE: Spatially resolved NIRSpec Pa reveals that the most CO-luminous, post-starburst galaxies exhibit falling---but still active---star formation behind optically thick dust

David J. Setton, Jenny E. Greene, Rachel Bezanson +13

One of the fundamental uncertainties in the study of galaxies at the interface between star formation and quiescence--post-starburst galaxies--is their instantaneous star formation…

astro-ph.GA2026

Discovery of four Narrow-line Type-1 Quasars at z = 2.54 -- 6.06 with Subaru 'Onohi'ula PFS-SSP

Ayumi Takahashi, Yoshiki Matsuoka, Yoshiki Toba +21

We report the discovery of four narrow-line type-1 quasars (NLQ1s) from the Subaru 'Onohi'ula Prime Focus Spectrograph Subaru Strategic Program (PFS-SSP). To extend a comprehensive…

astro-ph.GA2026

Obscured at the Core: Evidence for Nuclear Dust in Reddened Type-1 AGN

Miguel A. Montalvo Hernandez, Andy D. Goulding, Jenny E. Greene

Reddened Type-1 quasars offer a unique window into the structure and evolution of active galactic nuclei (AGN), yet their physical origin and the source of their reddening remain u…

astro-ph.GA2026

Everything Every Band All at Once I: A Global Morphology Catalog in Abell 2744 based on UNCOVER/MegaScience

Yunchong Zhang, Tim B. Miller, Sedona H. Price +31

We present spectrally-resolved structural parameter measurements of 28,274 sources from the legacy lensing field of Abell 2744, quantifying global structures from observed $0.7 μm…

astro-ph.GA2026★ 1 cited

ReveaLLAGN 1: JWST Emission-Line Spectra Reveal Low-Luminosity AGN with UV-Deficient SEDs and Warm Molecular Gas

Kameron Goold, Anil Seth, Mallory Molina +20

We present near- and mid-infrared spectra of eight Low-Luminosity Active Galactic Nuclei (LLAGN), spanning nearly four orders of magnitude in black hole mass and Eddington ratio, o…

astro-ph.GA2026

Water absorption confirms cool atmospheres in two little red dots

Bingjie Wang, Joel Leja, Ivo Labbe +35

Little red dots (LRDs) are an abundant population of compact high-redshift sources with red rest-frame optical continua, discovered by the James Webb Space Telescope (JWST). Their…

astro-ph.GA2026

Molecular Gas Excitation in z ~ 0.7 Gas-Rich Post-starburst Galaxies from SQuIGGLE

Vincenzo R. D'Onofrio, Justin S. Spilker, Rachel Bezanson +10

Many post-starburst galaxies at have been shown to retain substantial molecular gas reservoirs yet host low ongoing star formation, suggesting that the remaining gas may…

astro-ph.GA2026

The X-Ray Dot: Exotic Dust or a Late-Stage Little Red Dot?

Raphael E. Hviding, Anna de Graaff, Hanpu Liu +15

JWST's "Little Red Dots" (LRDs) are increasingly interpreted as active galactic nuclei (AGN) obscured by dense thermalized gas rather than dust as evidenced by their X-ray weakness…

astro-ph.GA2026★ 5 cited

Little Red Dot Host Galaxy Black Hole Star: A Gas-Enshrouded Heart at the Center of Every Little Red Dot

Wendy Q. Sun, Rohan P. Naidu, Jorryt Matthee +30

The central engines of Little Red Dots (LRDs) may be ``black hole stars" (BH*s), early stages of black hole growth characterized by dense gas envelopes. So far, the most direct evi…