activity
20222026
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 · 635 across the 24 of their papers we have counts for

collaborators

25 papers

astro-ph.GA2026

CHAMPS: The COSMOS High-Redshift ALMA-MIRI Population Survey - A New Census of the Dusty Early Universe

Andreas L. Faisst, Felix Martinez, Jeyhan S. Kartaltepe +86

Understanding how dust forms and evolves over cosmic time is a key open problem in extragalactic astrophysics. Galaxies in the early Universe were once thought to be mostly dust-po…

astro-ph.GA2026

The Roman eXtreme Deep Field (RXDF)

Haojing Yan, Anton M. Koekemoer, Yue Shen +127

The Roman eXtreme Deep Field (RXDF) program is one of the five General Astrophysics Survey (GAS) programs approved for observing time with the Nancy Grace Roman Space Telescope in…

astro-ph.GA2026

Implications of Broad [O III] 4364 and UV Line Emission in Two Little Red Dots at z ~ 7 - 8

Casey Papovich, Kaila Ronayne, Weida Hu +17

We present deep, NIRSpec G140M and G395M spectroscopy of Little Red Dots (LRDs) at z = 6.68 and z = 8.35. Both LRDs show broad Balmer and [O III] 4364 emission. The broad [O III…

astro-ph.GA2026

Hunting Wandering 3<z<8 Black Holes: Spatial Offsets in Ionization Ratio and Continuum Emission

Urvi Thakurdesai, Anthony J. Taylor, Steven L. Finkelstein +14

The early growth and assembly of supermassive black holes (SMBHs) remain key topics of interest in galaxy evolution. One of the scenarios predicted by theoretical models is that fr…

astro-ph.GA2026

The MIRI Early Obscured-AGN Wide Survey (MEOW): A Population of Hidden AGN at Revealed by JWST/MIRI Imaging

Gene C. K. Leung, Anna-Christina Eilers, Ryan Endsley +25

We present the MIRI Early Obscured-AGN Wide Survey (MEOW), a JWST/MIRI imaging survey designed to detect dust-obscured active galactic nuclei (AGN) across cosmic time, with a parti…

astro-ph.GA2026

MEOW: The increase in the obscured AGN fraction in mid-infrared from 0 < z < 6 with JWST MIRI

Teodora-Elena Bulichi, Gene C. K. Leung, Anna-Christina Eilers +16

Obscured active galactic nuclei (AGN) are often invoked to explain the rapid emergence of young quasars at high redshift and are crucial for building a complete census of AGN activ…

astro-ph.GA2026★ 4 cited

A Morphology Catalog of Galaxies in CEERS: Evolution in the Size and Color Gradients of Galaxies Since Cosmic Dawn

Elizabeth J. McGrath, Steven L. Finkelstein, Guillermo Barro +42

We present measurements of morphological parameters from fitting 53,885 galaxies detected to a magnitude limit of F356W in the CEERS NIRCam imaging with galfit in six broad…

astro-ph.GA2025★ 5 cited

Mysteries of Capotauro: investigating the puzzling nature of an extreme F356W-dropout

Giovanni Gandolfi, Giulia Rodighiero, Marco Castellano +38

JWST has uncovered a diverse population of extreme near-infrared dropouts, including ultra high-redshift () galaxy candidates, dust-obscured galaxies challenging dust product…

astro-ph.GA2025★ 3 cited

The rise of the galactic empire: luminosity functions at and estimated with the MIDISNGDEEP ultra-deep JWST/NIRCam dataset

Pablo G. Pérez-González, Göran Östlin, Luca Costantin +39

We present a sample of six F200W and three F277W dropout sources identified as galaxy candidates using the deepest JWST/NIRCam data to date (5 depths mag at…

astro-ph.GA2024

UVCANDELS: Catalogs of photometric redshifts and galaxy physical properties

Vihang Mehta, Marc Rafelski, Ben Sunnquist +76

The UltraViolet imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) program provides deep HST F275W and F435W imaging over four CANDELS…

astro-ph.GA2024

The BoRG-JWST Survey: Program Overview and First Confirmations of Luminous Reionization-Era Galaxies from Pure-Parallel Observations

Guido Roberts-Borsani, Micaela Bagley, Sofía Rojas-Ruiz +18

We present the BoRG-JWST survey, a combination of two JWST Cycle 1 programs aimed at obtaining NIRSpec spectroscopy of representative, UV-bright galaxy candidates across 2…

astro-ph.GA2024★ 4 cited

Galaxy Rest-Frame UV Colors at z ~ 2-4 with HST UVCANDELS

Alexa Morales, Steven Finkelstein, Micaela Bagley +13

We present an analysis of rest-frame UV colors of 17,243 galaxies at in the HST UVCANDELS fields: GOODS-N, GOODS-S, COSMOS, and EGS. Here, we study the rest-frame UV spe…

astro-ph.GA2023★ 70 cited

A Milky Way-like barred spiral galaxy at a redshift of 3

Luca Costantin, Pablo G. Pérez-González, Yuchen Guo +30

The majority of massive disk galaxies in the local Universe show a stellar barred structure in their central regions, including our Milky Way. Bars are supposed to develop in dynam…

astro-ph.GA2023★ 15 cited

The UV luminosity function at 0.6 < z < 1 from UVCANDELS

Lei Sun, Xin Wang, Harry I. Teplitz +75

UVCANDELS is a HST Cycle-26 Treasury Program awarded 164 orbits of primary ultraviolet (UV) F275W imaging and coordinated parallel optical F435W imaging in four CANDELS fields: GOO…

astro-ph.GA2023

CEERS: 7.7 m PAH Star Formation Rate Calibration with JWST MIRI

Kaila Ronayne, Casey Papovich, Guang Yang +33

We test the relationship between UV-derived star formation rates (SFRs) and the 7.7 m polycyclic aromatic hydrocarbon (PAH) luminosities from the integrated emission of galaxies…

astro-ph.GA2023★ 1 cited

Cosmic Evolution Early Release Science Survey (CEERS): Multi-classing Galactic Dwarf Stars in the deep JWST/NIRCam

B. W. Holwerda, Chih-Chun Hsu, Nimish Hathi +20

Low mass (sub)stellar objects represent the low end of the initial mass function, the transition to free-floating planets and a prominent interloper population in the search for hi…

astro-ph.GA2023★ 17 cited

The Lyman Continuum Escape Fraction of Star-forming Galaxies at from UVCANDELS

Xin Wang, Harry I. Teplitz, Brent M. Smith +74

The UltraViolet Imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) survey is a Hubble Space Telescope (HST) Cycle-26 Treasury Program,…

astro-ph.GA2023★ 1 cited

CEERS MIRI Imaging: Data Reduction and Quality Assessment

Guang Yang, Casey Papovich, Micaela Bagley +35

The Cosmic Evolution Early Release Science Survey (CEERS), targeting the Extended Groth Strip extragalactic field, is one of the JWST Director's Discretionary Early Release Science…

astro-ph.GA2023★ 17 cited

A Mixture of LBG Overdensities in the Fields of Three Quasars: Implications for the Robustness of Photometric Selection

Jaclyn B. Champagne, Caitlin M. Casey, Steven L. Finkelstein +5

The most luminous quasars at are suspected to be both highly clustered and reside in the most massive dark matter halos in the early Universe, making them prime targets to…

astro-ph.GA2023★ 11 cited

Introducing the Texas Euclid Survey for Lyman Alpha (TESLA) Survey: Initial Study Correlating Galaxy Properties to Lyman-Alpha Emission

Oscar A. Chavez Ortiz, Steven L. Finkelstein, Dustin Davis +24

We present the Texas Euclid Survey for Lyman-Alpha (TESLA), a spectroscopic survey in the 10 square degree of the Euclid North Ecliptic Pole (NEP) field. Using TESLA, we study how…

astro-ph.GA2023★ 19 cited

The MUSE Ultra Deep Field (MUDF). III. Hubble Space Telescope WFC3 Grism Spectroscopy and Imaging

Mitchell Revalski, Marc Rafelski, Michele Fumagalli +18

We present extremely deep Hubble Space Telescope (HST) Wide Field Camera 3 (WFC3) observations of the MUSE Ultra Deep Field (MUDF). This unique region of the sky contains two quasa…

astro-ph.GA2023★ 365 cited

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

Rebecca L. Larson, Steven L. Finkelstein, Dale D. Kocevski +49

We report the discovery of an accreting supermassive black hole at z=8.679, in CEERS_1019, a galaxy previously discovered via a Ly-break by Hubble and with a Ly redshift from…

astro-ph.GA2023★ 13 cited

A z=1.85 galaxy group in CEERS: evolved, dustless, massive intra-halo light and a brightest group galaxy in the making

Rosemary T. Coogan, Emanuele Daddi, Aurélien Le Bail +25

We present CEERS JWST/NIRCam imaging of a massive galaxy group at z=1.85, to explore the early JWST view on massive group formation in the distant Universe. The group contains >16…

astro-ph.GA2022★ 88 cited

Spectral Templates Optimal for Selecting Galaxies at z > 8 with JWST

Rebecca L. Larson, Taylor A. Hutchison, Micaela Bagley +9

The selection of high-redshift galaxies often involves spectral energy distribution (SED) fitting to photometric data, an expectation for contamination levels, and measurement of s…