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20152026
most citedRevealing Galaxy Candidates out to with JWST Observations of the Lensing Cluster SMACS0723

227 citations · 3.5k across the 128 of their papers we have counts for

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87 papers · 1 filter

astro-ph.GA2026

Sub-kiloparsec Test of the Kennicutt-Schmidt Relation in a Strongly Lensed Dusty Star-Forming Galaxy at z~2.78

C. Cornil-Baïotto, J. Molina, G. Mahler +9

[abridged] Star formation is a key process driving galaxy evolution, but understanding how it proceeds within the interstellar medium (ISM) requires resolving cold molecular gas an…

astro-ph.GA2026

SN Helios: A Multiply Imaged Type II Supernova Opening Time-Delay Cosmography beyond redshift of 3

Seiji Fujimoto, Conor Larison, Justin D. R. Pierel +64

We report the discovery and spectroscopic confirmation of SN Helios, a strongly lensed, multiply imaged Type II supernova (SN) at behind the galaxy cluster RXC J0018.5+162…

astro-ph.GA2026

Intracluster light in the infall region of simulated protoclusters of galaxies

S. V. Werner, M. Jauzac, M. Montes +4

Intracluster light (ICL) is a diffuse stellar component in galaxy clusters, made of stars following the potential of the cluster. Despite its potential to unveil the accretion hist…

astro-ph.GA2026

LEGGOS I: The JWST LEGGOS Survey -- LEnsing and Galaxy Growth: Observing Substructures -- Unpacks the Nature of Clumpy Star Formation and Quenching in Gravitationally Lensed Galaxies beyond Cosmic Noon

Gourav Khullar, Michael Florian, Matthew B. Bayliss +34

We present first results from the JWST LEGGOS Survey (LEnsing and Galaxy Growth: Observing Substructures), aimed at studying the physics of clumpy star formation and quenching in e…

astro-ph.GA2026

LEGGOS II: A Strong Lens Model and Source-Plane Projection of the Clumpy Star-Forming Galaxy SGASJ111020.0+645950.8 at z=2.48

Pedram Abedi, Keren Sharon, Taylor A. Hutchison +18

Strong gravitational lensing by galaxy clusters combined with the resolution of JWST enables studies of star formation on ~10-100 pc scales in galaxies at z~2-4. As part of the LEn…

astro-ph.GA2026

LEGGOS III: Mapping Star Formation and Dust in Gravitationally Lensed Galaxies with , a UMAP and Clustering Framework

Alex Ross, Gourav Khullar, Taylor Hutchison +10

Strong gravitational lensing combined with JWST's spatio-spectral resolution enables resolved studies of star-forming regions in 2-4 galaxies, but identifying and character…

astro-ph.GA2026

COOL-LAMPS IX: A Rare Duo of Quasars Each Lensed by a Single Massive Galaxy Cluster

Erik Solhaug, Michael D. Gladders, Andi M. Kisare +20

Wide-separation lensed quasars (WSLQs) are rare systems that arise from the chance alignment of two objects: a galaxy cluster and a background quasar. After two decades, only seven…

astro-ph.GA2026

A Kiloparsec-Scale Stellar Cavity in the Center of Abell402-BCG May be Caused by Dynamic Interactions with an Ultramassive Black Hole

Michael McDonald, Gourav Khullar, David Lagattuta +18

We present new observations from JWST NIRCam that reveal a striking kpc-wide cavity in the stellar distribution of the central galaxy in the cluster Abell402. Supporting data from…

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★ 1 cited

JWST & the Waz Arc I: Spatially Resolving the Physical Conditions within a Post-Starburst Galaxy at Redshift 5 with NIRSpec IFS

Taylor A. Hutchison, Gourav Khullar, Jane R. Rigby +22

We present NIRSpec/IFS observations of a rest-frame UV-bright, massive ( M, ) galaxy highly magnified by gravitational-lensing observed just…

astro-ph.GA2025

A comprehensive separation of dark matter and baryonic mass components in galaxy clusters I: Mass constraints from Abell S1063

Benjamin Beauchesne, Benjamin Clément, Marceau Limousin +11

In this two-part series, we present a multi-probe mass modelling method for massive galaxy clusters, designed to disentangle the contributions of individual mass components (Dark m…

astro-ph.GA2025★ 4 cited

Tiny galaxies and dark substructures: exploring the "dark" subhaloes in TNG50

Jessica E. Doppel, Mathilde Jauzac, David J. Lagattuta +2

Dark matter haloes and subhaloes that host no luminous counterpart are predicted within our current understanding of galaxy formation within a CDM paradigm. Observational tests,…

astro-ph.GA2025

Strong Lensing analysis of SPT-CLJ23254111 and SPT-CLJ00492440, two Powerful Cosmic Telescopes () from the SPT Clusters Sample

Guillaume Mahler, Keren Sharon, Matthew Bayliss +8

We report the results from a study of two massive () strong lensing clusters selected from the South Pole Telescope cluster survey for thei…

astro-ph.GA2024

Connecting Lyman- and ionizing photon escape in the Sunburst Arc

M. Riley Owens, Keunho J. Kim, Matthew B. Bayliss +17

We investigate the Lyman- (Ly) and Lyman continuum (LyC) properties of the Sunburst Arc, a gravitationally lensed galaxy with a multiply-imaged, compact region leaki…

astro-ph.GA2024★ 6 cited

Unveiling the Cosmic Gems Arc at with JWST NIRCam

Larry D. Bradley, Angela Adamo, Eros Vanzella +22

We present recent JWST NIRCam imaging observations of SPT0615-JD (also known as the Cosmic Gems Arc), lensed by the galaxy cluster SPT-CL J0615-5746. The 5 arcsec long arc is the m…

astro-ph.GA2024

A complex node of the cosmic web associated with the massive galaxy cluster MACS J0600.1-2008

Lukas J. Furtak, Adi Zitrin, Johan P. Richard +18

MACS J0600.1-2008 (MACS0600) is an X-ray luminous, massive galaxy cluster at , studied previously by the REionization LensIng Cluster Survey (RELICS) and ALMA…

astro-ph.GA2024

COOL-LAMPS VI: Lens model and New Constraints on the Properties of COOL J1241+2219, a Bright z = 5 Lyman Break Galaxy and its z = 1 Cluster Lens

Maxwell Klein, Keren Sharon, Kate Napier +20

We present a strong lensing analysis of COOL J1241+2219, the brightest known gravitationally lensed galaxy at , based on new multi-band Hubble Space Telescope (HST) imagi…

astro-ph.GA2024★ 1 cited

TEMPLATES: Direct Abundance Constraints for Two Lensed Lyman-Break Galaxies

Brian Welch, Grace M. Olivier, Taylor A. Hutchison +19

Using integrated spectra for two gravitationally lensed galaxies from the JWST TEMPLATES Early Release Science program, we analyze faint auroral lines, which provide direct measure…

astro-ph.GA2024★ 6 cited

Bound star clusters observed in a lensed galaxy 460 Myr after the Big Bang

Angela Adamo, Larry D. Bradley, Eros Vanzella +25

The Cosmic Gems arc is among the brightest and highly magnified galaxies observed at redshift . However, it is an intrinsically UV faint galaxy, in the range of those no…

astro-ph.GA2023★ 1 cited

JWST Early Release Science Program TEMPLATES: Targeting Extremely Magnified Panchromatic Lensed Arcs and their Extended Star formation

Jane R. Rigby, Joaquin D. Vieira, Kedar A. Phadke +33

This paper gives an overview of TEMPLATES, a JWST Early Release Science program that targeted four extremely bright, gravitationally lensed galaxies: two extremely dusty, two with…

astro-ph.GA2023

Reaching for the stars -- JWST/NIRSpec spectroscopy of a lensed star candidate at

Lukas J. Furtak, Ashish K. Meena, Erik Zackrisson +31

We present JWST/NIRSpec observations of a highly magnified star candidate at a photometric redshift of , previously detected in JWST/NIRCam imaging of t…

astro-ph.GA2023★ 2 cited

JWST's TEMPLATES for Star Formation: The First Resolved Gas-Phase Metallicity Maps of Dust-Obscured Star-Forming Galaxies at 4

Jack E. Birkin, Taylor A. Hutchison, Brian Welch +23

We present the first spatially resolved maps of gas-phase metallicity for two dust-obscured star-forming galaxies (DSFGs) at 4, from the JWST TEMPLATES Early Release Scienc…

astro-ph.GA2023★ 15 cited

Probing the faint end Luminosity Function of Lyman Alpha Emitters at 3<z<7 behind 17 MUSE lensing clusters

Tran Thi Thai, Pham Tuan-Anh, Roser Pello +12

We present a study of the galaxy Lyman-alpha luminosity function (LF) using a sample of 17 lensing clusters observed by the MUSE/VLT. Magnification from strong gravitational lensin…

astro-ph.GA2023★ 8 cited

Unveiling the distant Universe: Characterizing Galaxies in the first epoch of COSMOS-Web

Maximilien Franco, Hollis B. Akins, Caitlin M. Casey +47

We report the identification of 15 galaxy candidates at using the initial COSMOS-Web JWST observations over 77 arcmin through four NIRCam filters (F115W, F150W, F277W,…