activity
20202026
most citedA Long Time Ago in a Galaxy Far, Far Away: A Candidate z ~ 12 Galaxy in Early JWST CEERS Imaging

350 citations · 1.1k across the 23 of their papers we have counts for

collaborators

24 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

Surveying the Universe in 4D: Beating Cosmic Variance with Wide-Field Slitless Spectroscopy from HST, JWST, Euclid, Roman, and Beyond

Andreea Petric, Gaël Noirot, Stacey Alberts +71

We summarize strategies, lessons learned, and future directions from the Space Telescope Science Institute workshop Surveying the Universe in 4D: Beating Cosmic Variance with Wide-…

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

The GlimmIr: Spectroscopic Variability in a z~7 LRD Indicates Rapid Changes in Both the Narrow and Broad Line Regions

Erini Lambrides, Taylor A. Hutchison, Rebecca L. Larson +39

The enigmatic population of ``Little Red Dots'' (LRDs) sit at the center of some of the largest debates in extragalactic astronomy today. The source(s) of ionizing emission and the…

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★ 2 cited

A PAH deficit in the starburst core of a distant spiral galaxy

Zhaoxuan Liu, John D. Silverman, Emanuele Daddi +32

We present high-resolution and spatially-matched observations with JWST and ALMA of a starburst galaxy (PACS-830) at . The NIRCam observations mainly trace the stellar ligh…

astro-ph.GA2025★ 3 cited

COSMOS Spectroscopic Redshift Compilation (First Data Release): 488k Redshifts Encompassing Two Decades of Spectroscopy

Ali Ahmad Khostovan, Jeyhan S. Kartaltepe, Mara Salvato +54

We present the COSMOS Spectroscopic Redshift Compilation encompassing ~ 20 years of spectroscopic redshifts within a 10 deg area centered on the 2 deg COSMOS legacy field.…

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★ 8 cited

NGDEEP: The Star Formation and Ionization Properties of Galaxies at

Lu Shen, Casey Papovich, Jasleen Matharu +23

We use JWST/NIRISS slitless spectroscopy from the Next Generation Deep Extragalactic Exploratory Public (NGDEEP) Survey to investigate the physical condition of star-forming galaxi…

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★ 4 cited

Evidence for a Shallow Evolution in the Volume Densities of Massive Galaxies at to from CEERS

Katherine Chworowsky, Steven L. Finkelstein, Michael Boylan-Kolchin +36

We analyze the evolution of massive (log [] ) galaxies at 4--8 selected from the JWST Cosmic Evolution Early Release Science (CEERS) survey. W…

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.GA2022★ 177 cited

The Art of Measuring Physical Parameters in Galaxies: A Critical Assessment of Spectral Energy Distribution Fitting Techniques

Camilla Pacifici, Kartheik G. Iyer, Bahram Mobasher +52

The study of galaxy evolution hinges on our ability to interpret multi-wavelength galaxy observations in terms of their physical properties. To do this, we rely on spectral energy…

astro-ph.GA2022★ 13 cited

COSMOS-Web: An Overview of the JWST Cosmic Origins Survey

Caitlin M. Casey, Jeyhan S. Kartaltepe, Nicole E. Drakos +82

We present the survey design, implementation, and outlook for COSMOS-Web, a 255 hour treasury program conducted by the James Webb Space Telescope in its first cycle of observations…

astro-ph.GA2022★ 153 cited

CEERS Key Paper III: The Diversity of Galaxy Structure and Morphology at z=3-9 with JWST

Jeyhan S. Kartaltepe, Caitlin Rose, Brittany N. Vanderhoof +58

We present a comprehensive analysis of the evolution of the morphological and structural properties of a large sample of galaxies at z=3-9 using early JWST CEERS NIRCam observation…

astro-ph.GA2022★ 37 cited

Investigating the Effect of Galaxy Interactions on Star Formation at 0.5<z<3.0

Ekta A. Shah, Jeyhan S. Kartaltepe, Christina T. Magagnoli +24

Observations and simulations of interacting galaxies and mergers in the local universe have shown that interactions can significantly enhance the star formation rates (SFR) and fue…

astro-ph.GA2022★ 139 cited

Dusty Starbursts Masquerading as Ultra-high Redshift Galaxies in JWST CEERS Observations

Jorge A. Zavala, Veronique Buat, Caitlin M. Casey +121

Lyman Break Galaxy (LBG) candidates at z>10 are rapidly being identified in JWST/NIRCam observations. Due to the (redshifted) break produced by neutral hydrogen absorption of rest-…

astro-ph.GA2022★ 3 cited

The ALPINE-ALMA [CII] survey: The infrared-radio correlation and AGN fraction of star-forming galaxies at z 4.4-5.9

Lu Shen, Brian C. Lemaux, Lori M. Lubin +26

We present the radio properties of 66 spectroscopically-confirmed normal star-forming galaxies (SFGs) at in the COSMOS field that were [C II] detected in the Atacama La…

astro-ph.GA2022★ 350 cited

A Long Time Ago in a Galaxy Far, Far Away: A Candidate z ~ 12 Galaxy in Early JWST CEERS Imaging

Steven L. Finkelstein, Micaela B. Bagley, Pablo Arrabal Haro +117

We report the discovery of a candidate galaxy with a photo-z of z~12 in the first epoch of the JWST Cosmic Evolution Early Release Science (CEERS) Survey. Following conservative se…

astro-ph.GA2022★ 126 cited

The Physical Conditions of Emission-Line Galaxies at Cosmic Dawn from JWST/NIRSpec Spectroscopy in the SMACS 0723 Early Release Observations

Jonathan R. Trump, Pablo Arrabal Haro, Raymond C. Simons +61

We present rest-frame optical emission-line flux ratio measurements for five galaxies observed by the JWST Near-Infared Spectrograph (NIRSpec) in the SMACS 0723 Early Release…

astro-ph.GA2022★ 6 cited

ALPINE: A Large Survey to Understand Teenage Galaxies

A. L. Faisst, L. Yan, M. Béthermin +13

A multiwavelength study of galaxies is important to understand their formation and evolution. Only in the recent past, thanks to the Atacama Large (Sub) Millimeter Array (ALMA), we…

astro-ph.GA2022★ 15 cited

The ALPINE-ALMA [CII] Survey: Investigation of 10 Galaxies at with [OII] and [CII] Line Emission ISM Properties and [OII]SFR Relation

Brittany N. Vanderhoof, A. L. Faisst, L. Shen +23

We present main-sequence ALPINE galaxies (log() = 9.2-11.1 and ) at with optical [OII] measurements from Ke…

astro-ph.GA2020★ 53 cited

Investigating the Effect of Galaxy Interactions on AGN Enhancement at

Ekta A. Shah, Jeyhan S. Kartaltepe, Christina T. Magagnoli +30

Galaxy interactions and mergers are thought to play an important role in the evolution of galaxies. Studies in the nearby universe show a higher AGN fraction in interacting and mer…