activity
20122026
most citedA CEERS Discovery of an Accreting Supermassive Black Hole 570 Myr after the Big Bang: Identifying a Progenitor of Massive z > 6 Quasars

365 citations · 3.9k across the 78 of their papers we have counts for

collaborators

78 papers

astro-ph.GA2026

Deep Spectroscopic Follow-Up of Maisie's Galaxy -- A Typical Galaxy in the Early Universe

Rebecca L. Larson, Taylor A. Hutchison, Steven L. Finkelstein +26

The first several years of JWST observations have yielded surprisingly large numbers of bright galaxies, with follow-up spectroscopy of many of these sources implying extrem…

astro-ph.GA2026

Prospects for Observing Galaxy Spectral Energy Distribution from the Radio to the far-Infrared in the Era of Next-Generation Radio Telescopes

Ilsang Yoon, Jonathan Letai, Hansung B. Gim +5

The superb sensitivity and angular resolution of the next-generation radio telescopes with combined frequency coverage of approximately over three orders of magnitude (100 MHz--100…

astro-ph.CO2026★ 1 cited

Double-Peaked Ly Emission during Reionization Requires Nearby Voids and a Favorable Local Ionizing Background

Hyunbae Park, Aaron Smith, Intae Jung +11

Several Lyman-alpha (Ly) emitters deep into the reionization era exhibit double-peaked Ly emission profiles, raising the question of how the intergalactic medium can transmit…

astro-ph.GA2026

Tracing the AGN-Merger Connection: insights from cosmological simulations and JWST mock observations

Hannah Jhee, Ena Choi, Rachel S. Somerville +6

Galaxy mergers have long been proposed as a mechanism for funneling gas toward galactic centres, potentially triggering accretion onto supermassive black holes (SMBHs) and igniting…

astro-ph.GA2026

GalSyn I: A Forward-Modeling Code for Synthetic Galaxy Observations from Hydrodynamical Simulations and First Data Release from IllustrisTNG

Abdurro'uf, Henry C. Ferguson, Samir Salim +9

We present GalSyn (Galaxy Synthesizer), a modular and flexible Python package for generating synthetic observations from hydrodynamical galaxy simulations. GalSyn generates synthet…

astro-ph.GA2025

THRILS -- The High-(Redshift+Ionization) Line Search: Program Description & Redshift Catalog

Taylor A. Hutchison, Rebecca L. Larson, Pablo Arrabal Haro +46

To date, many spectroscopic confirmations of z>7 galaxies have been obtained using JWST/NIRSpec prism observations, with most of their physical properties inferred from these obser…

astro-ph.GA2025

Discovery of Multiply Ionized Iron Emission Powered by an Active Galactic Nucleus in a z~7 Little Red Dot

Erini Lambrides, Rebecca Larson, Taylor Hutchison +50

Some of the most puzzling discoveries of NASA's JWST in the early Universe surround the surprising abundance of compact red sources, which show peculiar continuum shapes and broad…

astro-ph.GA2025★ 1 cited

Very bright, very blue, and very red: JWST CAPERS analysis of highly luminous galaxies with extreme UV slopes at

Callum T. Donnan, Mark Dickinson, Anthony J. Taylor +37

We present JWST/NIRSpec PRISM observations of three luminous () galaxies at observed with the CAPERS Cycle 3 program. These galaxies exhibit extreme UV sl…

astro-ph.GA2025★ 1 cited

CAPERS-LRD-z9: A Gas Enshrouded Little Red Dot Hosting a Broad-line AGN at z=9.288

Anthony J. Taylor, Vasily Kokorev, Dale D. Kocevski +49

We present CAPERS-LRD-z9, a little red dot (LRD) which we confirm to be a broad-line AGN (BLAGN). First identified as a high-redshift LRD candidate from PRIMER NIRCam pho…

astro-ph.GA2025★ 1 cited

The Cosmic Evolution Early Release Science Survey (CEERS)

Steven L. Finkelstein, Micaela B. Bagley, Pablo Arrabal Haro +96

We present the Cosmic Evolution Early Release Science (CEERS) Survey, a 77.2 hour Director's Discretionary Early Release Science Program. CEERS demonstrates, tests, and validates e…

astro-ph.GA2024

Local Analogs of Potential Ionizers of the Intergalactic Medium: Compact Star-Forming Galaxies with Intense CIV 1550 Emission

Intae Jung, Swara Ravindranath, Anne E. Jaskot +2

We performed spectroscopic analyses of five local compact star-forming galaxies (CSFGs) with extremely high [OIII]/[OII] (O) ratios (). These targets remarkably share s…

astro-ph.GA2024★ 2 cited

JWST NIRSpec High-resolution Spectroscopy of MACS0647-JD at z=10.167: Resolved [OII] Doublet and Electron Density in an Early Galaxy

Abdurro'uf, Rebecca L. Larson, Dan Coe +26

We present JWST/NIRSpec high-resolution spectroscopy G395H/F290LP of MACS0647-JD, a gravitationally lensed galaxy merger at . The new spectroscopy, which is acquired for…

astro-ph.GA2024

JWST MIRI detections of H and [O III] and direct metallicity measurement of the lensed galaxy MACS0647JD

Tiger Yu-Yang Hsiao, Javier Álvarez-Márquez, Dan Coe +30

JWST spectroscopy has revolutionized our understanding of galaxies in the early universe. Covering wavelengths up to , NIRSpec can detect rest-frame optical emission…

astro-ph.GA2024

Constraints on the Lyman Continuum Escape from Low-mass Lensed Galaxies at 1.3 z 3.0

Intae Jung, Henry C. Ferguson, Matthew J. Hayes +17

Low-mass galaxies can significantly contribute to reionization due to their potentially high Lyman continuum (LyC) escape fraction and relatively high space density. We present a c…

astro-ph.GA2024★ 66 cited

A luminous and young galaxy at z=12.33 revealed by a JWST/MIRI detection of Hα and [OIII]

Jorge A. Zavala, Marco Castellano, Hollis B. Akins +37

The James Webb Space Telescope (JWST) has discovered a surprising population of bright galaxies in the very early universe (<500 Myrs after the Big Bang) that is hard to explain wi…

astro-ph.GA2024

Characterizing the Average Interstellar Medium Conditions of Galaxies at 5.6-9 with UV and Optical Nebular Lines

Weida Hu, Casey Papovich, Mark Dickinson +30

Ultraviolet (UV; rest-frame A) spectra provide a wealth of diagnostics to characterize fundamental galaxy properties, such as their chemical enrichment, the nature…

astro-ph.GA2023

The Next Generation Deep Extragalactic Exploratory Public Near-Infrared Slitless Survey Epoch 1 (NGDEEP-NISS1): Extra-Galactic Star-formation and Active Galactic Nuclei at 0.5 < z < 3.6

Nor Pirzkal, Barry Rothberg, Casey Papovich +48

The Next Generation Deep Extragalactic Exploratory Public (NGDEEP) survey program was designed specifically to include Near Infrared Slitless Spectroscopic observations (NGDEEP-NIS…

astro-ph.GA2023★ 17 cited

The Complete CEERS Early Universe Galaxy Sample: A Surprisingly Slow Evolution of the Space Density of Bright Galaxies at z ~ 8.5-14.5

Steven L. Finkelstein, Gene C. K. Leung, Micaela B. Bagley +52

We present a sample of 88 candidate z~8.5-14.5 galaxies selected from the completed NIRCam imaging from the Cosmic Evolution Early Release Science (CEERS) survey. These data cover…

astro-ph.GA2023★ 1 cited

NGDEEP Epoch 1: Spatially Resolved H Observations of Disk and Bulge Growth in Star-Forming Galaxies at 0.6-2.2 from JWST NIRISS Slitless Spectroscopy

Lu Shen, Casey Papovich, Jasleen Matharu +21

We study the H equivalent width, EW(H), maps of 19 galaxies at in the Hubble Ultra Deep Field (HUDF) derived from NIRISS slitless spectroscopy as part of the…

astro-ph.GA2023★ 2 cited

The Web Epoch of Reionization Lyman- Survey (WERLS) I. MOSFIRE Spectroscopy of Lyman- Emitters

Olivia R. Cooper, Caitlin M. Casey, Hollis B. Akins +33

We present the first results from the Web Epoch of Reionization Lyman- Survey (WERLS), a spectroscopic survey of Lyman- emission using Keck I/MOSFIRE and LRIS. WERLS targets…

astro-ph.GA2023★ 6 cited

Identifying Lyα emitter candidates with Random Forest: learning from galaxies in CANDELS survey

L. Napolitano, L. Pentericci, A. Calabrò +8

The physical processes which make a galaxy a Lyman Alpha Emitter have been extensively studied for the past 25 years. However, the correlations between physical and morphological p…

astro-ph.GA2023★ 1 cited

CEERS Key Paper VIII: Emission Line Ratios from NIRSpec and NIRCam Wide-Field Slitless Spectroscopy at z>2

Bren E. Backhaus, Jonathan R. Trump, Nor Pirzkal +37

We use James Webb Space Telescope Near-Infrared Camera Wide Field Slitless Spectroscopy (NIRCam WFSS) and Near-Infrared spectrograph (NIRSpec) in the Cosmic Evolution Early Release…

astro-ph.GA2023

Deeper than DEEP: A Spectroscopic Survey of Lyman- Emitters in the Extended Groth Strip

Stephanie M. Urbano Stawinski, M. C. Cooper, Steven L. Finkelstein +11

We present a spectroscopic survey of Ly emitters in the Extended Groth Strip (EGS) field, targeting the regime near the Epoch of Reionization. Using Keck/DEIMOS, we observed 947…

astro-ph.GA2023★ 4 cited

NGDEEP Epoch 1: The Faint-End of the Luminosity Function at 9-12 from Ultra-Deep JWST Imaging

Gene C. K. Leung, Micaela B. Bagley, Steven L. Finkelstein +26

We present a robust sample of very high-redshift galaxy candidates from the first epoch of {\it JWST}/NIRCam imaging from the Next Generation Extragalactic Exploratory Deep (NGDEEP…