activity
20122026
most citedThe Panchromatic Hubble Andromeda Treasury

374 citations · 426 across the 26 of their papers we have counts for

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Showing 2024Show all

13 papers · 1 filter

astro-ph.GA2024

Scylla II. The Spatially Resolved Star Formation History of the Large Magellanic Cloud Reveals an Inverted Radial Age Gradient

Roger E. Cohen, Kristen B. W. McQuinn, Claire E. Murray +11

The proximity of the Magellanic Clouds provides the opportunity to study interacting dwarf galaxies near a massive host, and spatial trends in their stellar population properties i…

astro-ph.GA2024

Scylla I: A pure-parallel, multi-wavelength imaging survey of the ULLYSES fields in the LMC and SMC

Claire E. Murray, Christina W. Lindberg, Petia Yanchulova Merica-Jones +17

Scylla is a deep Hubble Space Telescope survey of the stellar populations, interstellar medium and star formation in the LMC and SMC. As a pure-parallel complement to the Ultraviol…

astro-ph.GA2024★ 1 cited

The Ancient Star Formation History of the Extremely Low-Mass Galaxy Leo P: An Emerging Trend of a Post-Reionization Pause in Star Formation

Kristen B. W. McQuinn, Max J. B. Newman, Evan D. Skillman +12

Isolated, low-mass galaxies provide the opportunity to assess the impact of reionization on their star formation histories (SFHs) without the ambiguity of environmental processes a…

astro-ph.GA2024★ 15 cited

JWST MIRI and NIRCam observations of NGC 891 and its circumgalactic medium

Jérémy Chastenet, Ilse De Looze, Monica Relaño +37

We present new JWST observations of the nearby, prototypical edge-on, spiral galaxy NGC 891. The northern half of the disk was observed with NIRCam in its F150W and F277W filters.…

astro-ph.GA2024

JWST Observations of Starbursts: Massive Star Clusters in the Central Starburst of M82

Rebecca C. Levy, Alberto D. Bolatto, Divakara Mayya +25

We present a near infrared (NIR) candidate star cluster catalog for the central kiloparsec of M82 based on new JWST NIRCam images. We identify star cluster candidates using the F25…

astro-ph.GA2024

Imaging of I Zw 18 by JWST: II. Spatially resolved star formation history

Giacomo Bortolini, Göran Östlin, Nolan Habel +14

The blue compact dwarf galaxy I Zw 18 is one of the most metal-poor () star-forming galaxies in the local Universe. Its evolutionary status has sparked debate w…

astro-ph.CO2024

An Empirical Calibration of the Tip of the Red Giant Branch Distance Method in the Near Infrared. II. JWST NIRCam Wide Filters

Max J. B. Newman, Kristen B. W. McQuinn, Evan D. Skillman +4

The tip of the red giant (TRGB) is a standardizable candle and is identifiable as the discontinuity at the bright extreme of the red giant branch (RGB) stars in color-magnitude dia…

astro-ph.GA2024

The JWST Resolved Stellar Populations Early Release Science Program VII. Stress Testing the NIRCam Exposure Time Calculator

A. Savino, M. Gennaro, A. E. Dolphin +19

We empirically assess estimates from v3.0 of the JWST NIRCam Exposure Time Calculator (ETC) using observations of resolved stars in Local Group targets taken as part of the Resolve…

astro-ph.GA2024★ 1 cited

JWST Observations of Starbursts: Cold Clouds and Plumes Launching in the M82 Outflow

Deanne B. Fisher, Alberto D. Bolatto, John Chisholm +28

In this paper we study the filamentary substructure of 3.3 m PAH emission from JWST/NIRCam observations in the base of the M82 star-burst driven wind. We identify plume-like sub…

astro-ph.GA2024

Imaging of I Zw 18 by JWST. I. Strategy and First Results of Dusty Stellar Populations

Alec S. Hirschauer, Nicolas Crouzet, Nolan Habel +16

We present a JWST imaging survey of I Zw 18, the archetypal extremely metal-poor, star-forming (SF), blue compact dwarf galaxy. With an oxygen abundance of only 3% $Z_{\odot}…

astro-ph.GA2024★ 18 cited

An Empirical Calibration of the Tip of the Red Giant Branch Distance Method in the Near Infrared. I. HST WFC3/IR F110W and F160W Filters

Max J. B. Newman, Kristen B. W. McQuinn, Evan D. Skillman +4

The Tip of the Red Giant Branch (TRGB)-based distance method in the I band is one of the most efficient and precise techniques for measuring distances to nearby galaxies (D <= 15 M…

astro-ph.GA2024

The JWST Resolved Stellar Populations Early Release Science Program V. DOLPHOT Stellar Photometry for NIRCam and NIRISS

Daniel R. Weisz, Andrew E. Dolphin, Alessandro Savino +38

We present NIRCam and NIRISS modules for DOLPHOT, a widely-used crowded field stellar photometry package. We describe details of the modules including pixel masking, astrometric al…

astro-ph.GA2024

JWST Observations of Starbursts: Polycyclic Aromatic Hydrocarbon Emission at the Base of the M 82 Galactic Wind

Alberto D. Bolatto, Rebecca C. Levy, Elizabeth Tarantino +37

We present new observations of the central 1 kpc of the M 82 starburst obtained with the James Webb Space Telescope (JWST) near-infrared camera (NIRCam) instrument at a resolution…