activity
20172026
most citedJADES NIRSpec Spectroscopy of GN-z11: Lyman- emission and possible enhanced nitrogen abundance in a luminous galaxy

396 citations · 4.5k across the 147 of their papers we have counts for

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Showing 2025Show all

33 papers · 1 filter

astro-ph.GA2025

Ionizing Photon Production Efficiencies and Chemical Abundances at Cosmic Dawn Revealed by Ultra-Deep Rest-Frame Optical Spectroscopy of JADES-GS-z14-0

Jakob M. Helton, Jane E. Morrison, Kevin N. Hainline +40

JWST has discovered an early period of galaxy formation that was more vigorous than expected, which has challenged our understanding of the early Universe. In this work, we present…

astro-ph.GA2025★ 2 cited

Spatially Resolved Physical Properties of Young Star Clusters and Star-forming Clumps in the Brightest z>6 Galaxy, the Strongly Lensed Cosmic Spear at z=6.2

Abdurro'uf, Dan Coe, Tom Resseguier +49

We present spatially resolved analysis of stellar populations in the brightest galaxy known to date (AB mag 23), the strongly lensed MACS0308zD1 (dubbed the ``Cosmic Spear…

astro-ph.GA2025★ 1 cited

Little red dot variability over a century reveals black hole envelope via a giant Einstein cross

Zijian Zhang, Mingyu Li, Masamune Oguri +79

"Little red dots" (LRDs) represent a new population of astronomical objects uncovered by JWST whose nature remains debated. Although many LRDs are suspected as active galactic nucl…

astro-ph.GA2025★ 2 cited

VENUS: When Red meets Blue -- A multiply imaged Little Red Dot with an apparent blue companion behind the galaxy cluster Abell 383

Miriam Golubchik, Lukas J. Furtak, Joseph F. V. Allingham +50

We report the discovery of a doubly-imaged Little Red Dot (LRD) candidate behind the galaxy cluster Abell 383, which we dub A383-LRD1. Initially classified as a dropout galaxy in H…

astro-ph.GA2025

Discovery of two little red dots transitioning into quasars

Shuqi Fu, Zijian Zhang, Danyang Jiang +9

James Webb Space Telescope (JWST) has uncovered a new population of compact objects that show a unique V-shaped spectral energy distribution (SED) in the UV and optical wavelength…

astro-ph.GA2025

ALMA Lensing Cluster Survey: Molecular Gas Properties of Line-Emitting Galaxies from a Blind Survey

Kanako Narita, Bunyo Hatsukade, Seiji Fujimoto +16

We present results of a blind search for line-emitting galaxies using ALMA Lensing Cluster Survey data. We detected seven line emitters, one of which is [C\,{\sc ii}] at $z = 6.071…

astro-ph.GA2025

Kinematic Mapping of Giant Arcs: A New Method to Locate Lensing Critical Curves

Ruwen Zhou, Liang Dai, Lingyuan Ji +4

The vicinity of lensing critical curves features highly magnified portions of lensed galaxies. Accurate knowledge of the location and shape of the critical curve will be useful for…

astro-ph.GA2025★ 1 cited

VENUS: A Strongly Lensed Clumpy Galaxy at behind the Galaxy Cluster MACS J0257.1-2325

Minami Nakane, Vasily Kokorev, Seiji Fujimoto +75

We present the discovery of a strongly lensed galaxy at , dubbed the ``Misty Moons'', identified in the JWST Treasury Survey, Vast Exploration for Nascent, Unexplored S…

astro-ph.GA2025★ 5 cited

The dark side of early galaxies: uncovers dark-matter fractions at

A. Lola Danhaive, Sandro Tacchella, Andrew J. Bunker +15

JWST/NIRCam slitless spectroscopy enables dynamical mass measurements for typical star-forming galaxies only a billion years after the Big Bang. We model the H morpho-kinematics…

astro-ph.GA2025★ 3 cited

Cloudy with a chance of starshine: Possible photometric signatures of nebular-dominated emission in JADES galaxies

James A. A. Trussler, Alex J. Cameron, Daniel J. Eisenstein +21

The discovery of high-redshift galaxies exhibiting a steep spectral UV downturn potentially indicative of two-photon continuum emission marks a turning point in our search for sign…

astro-ph.GA2025★ 3 cited

JADES Dark Horse: demonstrating high-multiplex observations with JWST/NIRSpec dense-shutter spectroscopy in the JADES Origins Field

Francesco D'Eugenio, Erica J. Nelson, Daniel J. Eisenstein +40

We present JWST/NIRSpec dense-shutter spectroscopy (DSS). This novel observing strategy with the NIRSpec/MSA deliberately permits a high number of controlled spectral overlaps to r…

astro-ph.SR2025

JADES: An Abundance of Ultra-Distant T- and Y-Dwarfs in Deep Extragalactic Data

Kevin N. Hainline, Jakob M. Helton, Brittany E. Miles +14

Ultra-cool T- (T 500 - 1200 K) and Y-dwarfs (T K) have historically been found only a few hundred parsecs from the Sun.…

astro-ph.GA2025

Quasar Radiative Feedback May Suppress Galaxy Growth on Intergalactic Scales at

Yongda Zhu, Eiichi Egami, Xiaohui Fan +27

We present observational evidence that intense ionizing radiation from a luminous quasar suppresses nebular emission in nearby galaxies on intergalactic scales at . Using JW…

astro-ph.GA2025

SMILES Data Release II: Probing Galaxy Evolution during Cosmic Noon and Beyond with NIRSpec Medium-Resolution Spectra

Yongda Zhu, Nina Bonaventura, Yang Sun +12

We present the second data release of the Systematic Mid-Infrared Instrument (MIRI) Legacy Extragalactic Survey (SMILES), focusing on JWST/NIRSpec medium-resolution spectroscopy of…

astro-ph.GA2025★ 1 cited

The Stellar Populations and Rest-Frame Colors of Star-Forming Galaxies at : Exploring the Impact of Filter Choice and Star Formation History Assumption with JADES

Jakob M. Helton, Stacey Alberts, George H. Rieke +30

Our understanding of the physical properties of star-forming galaxies during the Epoch of Reionization (EoR, at ) suffers from degeneracies among the apparent properties of…

astro-ph.GA2025★ 1 cited

JADES and BlackTHUNDER: rest-frame Balmer-line absorption and the local environment in a Little Red Dot at z = 5

Francesco D'Eugenio, Ignas Juodžbalis, Xihan Ji +32

We present a broad-line AGN at z=5.077, observed with both NIRSpec/MSA and NIRSpec/IFU by the JADES and BlackTHUNDER surveys. The target exhibits all the hallmark features of a 'Li…

astro-ph.GA2025★ 4 cited

SAPPHIRES: Extremely Metal-Poor Galaxy Candidates with at from Deep JWST/NIRCam Grism Observations

Tiger Yu-Yang Hsiao, Fengwu Sun, Xiaojing Lin +19

Population III stars, the hypothetical first generation metal-free stars, have yet to be discovered. Even after three years of successful JWST operations, studies have shown that m…

astro-ph.GA2025★ 27 cited

A black hole in a near-pristine galaxy 700 million years after the Big Bang

Roberto Maiolino, Hannah Uebler, Francesco D'Eugenio +36

The recent discovery of a large number of massive black holes within the first two billion years after the Big Bang, as well as their peculiar properties, have been largely unexpec…

astro-ph.GA2025★ 1 cited

The Large-scale Environments of Low-luminosity AGNs at and Implications for Their Host Dark Matter Halos from a Complete NIRCam Grism Redshift Survey

Xiaojing Lin, Xiaohui Fan, Fengwu Sun +19

We study the large-scale environments and clustering properties of 28 low-luminosity AGNs at in the GOODS-N field. Our sample, identified from the JWST NIRCam Imaging and…

astro-ph.GA2025

Abundant Population of Broad H Emitters in the GOODS-N Field Revealed by CONGRESS, FRESCO, and JADES

Junyu Zhang, Eiichi Egami, Fengwu Sun +15

We present a spectroscopic search for broad H emitters at z3.7-6.5 in the GOODS-N field, utilizing JWST/NIRCam slitless spectroscopy from FRESCO and CONGRESS, complemen…

astro-ph.HE2025

The First Photometric Evidence of a Transient/Variable Source at z>5 with JWST

Christa DeCoursey, Eiichi Egami, Fengwu Sun +27

The James Webb Space Telescope (JWST) discovered 79 transients out to 4.8 through the JADES Transient Survey (JTS), but the JTS did not find any 5 transients. Here,…

astro-ph.GA2025★ 4 cited

Extreme Neutral Outflow in a non-AGN Quiescent Galaxy at z~1.3

Yang Sun, Zhiyuan Ji, George H. Rieke +8

We report the discovery of a substantial sodium doublet (Na D 5890, 5896Å)-traced neutral outflow in the quiescent galaxy JADES-GS-206183 at . Its JWST/NIRSpec-MSA spe…

astro-ph.GA2025★ 2 cited

Bridging Quasars and Little Red Dots: Insights into Broad-Line AGNs at from the First JWST COSMOS-3D Dataset

Xiaojing Lin, Xiaohui Fan, Feige Wang +30

We report the discovery of 13 broad-line AGNs at from the first 10% data of the JWST Cycle 3 Treasury Program COSMOS-3D. These AGNs are identified by their broad H o…

astro-ph.GA2025★ 1 cited

The Luminosity Function and Clustering of H Emitting Galaxies at from a Complete NIRCam Grism Redshift Survey

Xiaojing Lin, Eiichi Egami, Fengwu Sun +20

We study the luminosity function (LF) and clustering properties of 888 H emitters (HAEs) at in the GOODS-N field. The sample, built from JWST CONGRESS and FRESCO…