activity
20122026
most citedThe Near-Infrared Spectrograph (NIRSpec) on the James Webb Space Telescope I. Overview of the instrument and its capabilities

665 citations · 1.8k across the 43 of their papers we have counts for

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Showing astro-ph.GAShow all

12 papers · 1 filter

astro-ph.GA2026

Unveiling Metal Mixing in a Grand-Design Spiral: A UV-optical multiphase spatially resolved study of M83

Adarsh Ranjan, Bethan L. James, Svea Hernandez +4

We present a spatially resolved, multiphase study of chemical enrichment around young star clusters (YSCs) in the nearby grand-design spiral M83 by combining far-ultraviolet(UV) ab…

astro-ph.GA2025

First detection of ices in intermediate-mass young stellar objects beyond the Milky Way

Guido De Marchi, Nolan Habel, Margaret Meixner +15

Using NIRSpec on JWST, we studied a sample of 15 intermediate-mass (1.8-4.1 Msun) young stellar objects (YSOs) previously identified with MIRI photometry in the low-metallicity NGC…

astro-ph.GA2025

Detection of a Deeply Embedded Protocluster Candidate in NGC 602 with JWST

Beena Meena, Peter Zeidler, Elena Sabbi +3

JWST NIRCam and MIRI photometry of NGC 602, a low-metallicity young star cluster in the Small Magellanic Cloud, reveals an extended mid-infrared bright emission feature designated…

astro-ph.GA2024

Exploring the Mpc Environment of the Quasar ULAS J1342+0928 at z = 7.54

Sofía Rojas-Ruiz, Chiara Mazzucchelli, Steven L. Finkelstein +10

Theoretical models predict that z~6 quasars are hosted in the most massive halos of the underlying dark matter distribution and thus would be immersed in protoclusters of galaxies.…

astro-ph.GA2023

The VLT MUSE NFM view of outflows and externally photoevaporating discs near the Orion Bar

Thomas J. Haworth, Megan Reiter, C. Robert O'Dell +10

We present VLT/MUSE Narrow Field Mode (NFM) observations of a pair of disc-bearing young stellar objects towards the Orion Bar: 203-504 and 203-506. Both of these discs are subject…

astro-ph.GA2022★ 6 cited

The internal line-of-sight kinematics of NGC 346: the rotation of the core region

Peter Zeidler, Elena Sabbi, Antonella Nota

We present the stellar radial velocity analysis of the central 1x1' of the young massive Small Magellanic Cloud star cluster NGC 346. Using VLT/MUSE integral field spectroscopy in…

astro-ph.GA2022★ 11 cited

The internal proper motion kinematics of NGC346: past formation and future evolution

E. Sabbi, P. Zeidler, R. P. van der Marel +6

We investigate the internal kinematics of the young star-forming region NGC 346 in the Small Magellanic Cloud. We used two epochs of deep F555W and F814W Hubble Space Telescope ACS…

astro-ph.GA2021★ 55 cited

The impact of pre-supernova feedback and its dependence on environment

Anna F. Mcleod, Ahmad A. Ali, Mélanie Chevance +8

Integral field units enable resolved studies of a large number of star-forming regions across entire nearby galaxies, providing insight on the conversion of gas into stars and the…

astro-ph.GA2019

Astro2020 Science White Paper: Spatially Resolved UV Nebular Diagnostics in Star-Forming Galaxies

Bethan James, Danielle Berg, Rongmon Bordoloi +16

Diagnosing the physical and chemical conditions within star-forming galaxies (SFGs) is of paramount importance to understanding key components of galaxy formation and evolution: st…

astro-ph.GA2018★ 16 cited

GalMod: a Galactic synthesis population model

S. Pasetto, E. K. Grebel, C. Chiosi +7

We present a new Galaxy population synthesis Model (GalMod). GalMod is a star-count model featuring an asymmetric bar/bulge as well as spiral arms and related extinction. The model…

astro-ph.GA2017★ 26 cited

A High-Resolution Multiband Survey of Westerlund 2 With the Hubble Space Telescope. III. The present-day stellar mass function

Peter Zeidler, Antonella Nota, Eva K. Grebel +4

We present a detailed analysis of the spatial distribution of the stellar population and the present-day mass function (PDMF) of the Westerlund 2 (Wd2) region using the data from o…

astro-ph.GA2015★ 102 cited

Hubble Tarantula Treasury Project. III. Photometric Catalog and Resulting Constraints on the Progression of Star Formation in the 30 Doradus Region

E. Sabbi, D. J. Lennon, J. Anderson +21

We present and describe the astro-photometric catalog of more than 800,000 sources found in the Hubble Tarantula Treasury Project (HTTP). HTTP is a Hubble Space Telescope (HST) Tre…