activity
20132026
most citedThe Eighteenth Data Release of the Sloan Digital Sky Surveys: Targeting and First Spectra from SDSS-V

282 citations · 2.2k across the 77 of their papers we have counts for

collaborators

81 papers

astro-ph.CO2026

Pinpointing the cosmic web between massive galaxy clusters I. The incidence of HI and OVI as WHIM tracers

Karen Martínez-Acosta, Nicolas Tejos, Ismael Pessa +6

At redshift z<1, the CDM paradigm predicts that 40-50\% of baryons reside in the warm-hot intergalactic medium (WHIM) within cosmic web filaments. Characterizing the physi…

astro-ph.GA2026

The Deep Learning Halo Definer: A Multimodal Framework for Halo Mass and Gas Fraction Inference on Galaxy Groups and Clusters

Caleb Ogle, Kalvyn N. Poncelet Adams, Benjamin D. Oppenheimer +5

Accurately inferring dark matter halo properties like the total halo mass (M_{halo}) and gas fractions (f_{gas}) remains particularly challenging at group scales, where low member…

astro-ph.GA2026

GLOW II: A Census of Oxygen in Low-Mass Galaxies

Kristen B. W. McQuinn, O. Grace Telford, Andrey V. Kravtsov +12

Oxygen is forged by stars and redistributed through galaxies by feedback-driven outflows, leaving a record of star formation and the baryon cycle imprinted on its present-day abund…

astro-ph.IM2026

Early Exploration of the Scientific Discovery Space for the Habitable Worlds Observatory

Courtney D. Dressing, Danica Adams, Evelyne Alecian +324

The Habitable Worlds Observatory (HWO) is a future NASA flagship mission concept identified by the Astro2020 Decadal Survey as the highest priority for large space missions. HWO sh…

astro-ph.GA2026

GLOW I: Comprehensive Measurements of Gas-Rich, Star-Forming, Low-Mass Galaxies in the Nearby Universe

Kristen B. W. McQuinn, O. Grace Telford, Roger Cohen +12

Gas-rich, star-forming, low-mass galaxies in the nearby universe are powerful laboratories for studying baryonic physics in detail including: stellar mass assembly, stellar feedbac…

astro-ph.GA2026

The Twentieth Data Release of the Sloan Digital Sky Survey: First All-Sky BOSS Spectra, eROSITA-SDSS-V Mapper Coordinated Observations, and a Preview of the Local Volume Mapper

SDSS Collaboration, Mojgan Aghakhanloo, David Aguilar +273

This paper presents the twentieth data release (DR20) from the Sloan Digital Sky Survey, the third data release of its fifth generation (SDSS-V). SDSS-V is a panoptic spectroscopy…

astro-ph.GA2026

The GOLIATH Survey: OVI Absorption Reveals CGM Evolution through the Starburst-to-Quiescent Transition in Massive Galaxies

Derick Flores, Rongmon Bordoloi, Jason Tumlinson +12

We present the GOLIATH survey (Galaxies, Outflows, and the Lifecycle of Immense, Active, Transforming Halos), a study of the multiphase circumgalactic medium (CGM) of massive ($\la…

astro-ph.IM2026

Ardua: Unveiling the Baryon Cycle from Stars to the Cosmic Web

Carlos J. Vargas, Caroline Kilbourne, Haeun Chung +29

The circumgalactic medium (CGM) -- the multiphase gas reservoirs surrounding galaxies -- remains the least understood component of the baryon cycle governing galaxy growth, despite…

astro-ph.IM2026

Revealing Cosmic Ecosystems with the Hubble Space Telescope in 2030s and Beyond

Sanchayeeta Borthakur, Tanmay Singh, David French +22

Ultraviolet spectroscopy with the Hubble Space Telescope (HST) provides the most direct and sensitive probe of the disk-circumgalactic medium (CGM) interface at radii of 20 kpc, wh…

astro-ph.GA2026

Initial Investigations of the Outskirts of XLSSC 122

Eleanore. B. Todd, Jon. P. Willis, Rebecca. E. A. Canning +7

We investigate the redshift 1.98 galaxy cluster XLSSC 122 using the Hubble Space Telescope (HST) from the core of the cluster out to 3 Mpc, a scale equivalent to 10 times the R500…

astro-ph.GA2025

The Synthetic Absorption Line Spectral Almanac (SALSA)

Dylan Nelson, Celine Peroux, Philipp Richter +10

We create the first large-scale mock spectroscopic survey of gas absorption sightlines traversing the interstellar medium (ISM), circumgalactic medium (CGM), and intergalactic medi…

astro-ph.GA2025

Impact of Cosmic Filaments on Galaxy Morphological Evolution and Predictions of Early Cosmic Web Structure for Roman

Farhanul Hasan, Haowen Zhang, Viraj Pandya +10

We leverage the IllustrisTNG cosmological simulations to test how the large-scale cosmic web shapes galaxy morphology and to forecast the early cosmic web structure that the Nancy…

astro-ph.GA2025

An SDSS-V 3D Tomographic Na I Map of the ISM: An Initial Study Towards the Smith Cloud

Timothy McQuaid, Joseph N. Burchett, Kate H. R. Rubin +7

High velocity clouds supply the Milky Way with gas that sustains star formation over cosmic timescales. Precise distance measurements are therefore essential to quantify their mass…

astro-ph.GA2025★ 1 cited

Reconstructing galactic feedback history via the Lyman- forest with Habitable Worlds Observatory

Megan T. Tillman, Joseph N. Burchett, Blakesley Burkhart +2

Recent studies have focused on the low- Ly forest as a potential constraint on galactic feedback, as different AGN and stellar feedback models in hydrodynamic simulations pro…

astro-ph.GA2025★ 8 cited

The Nineteenth Data Release of the Sloan Digital Sky Survey

SDSS Collaboration, Gautham Adamane Pallathadka, Mojgan Aghakhanloo +210

Mapping the local and distant Universe is key to our understanding of it. For decades, the Sloan Digital Sky Survey (SDSS) has made a concerted effort to map millions of celestial…

astro-ph.IM2025★ 3 cited

Sloan Digital Sky Survey-V: Pioneering Panoptic Spectroscopy

Juna A. Kollmeier, Hans-Walter Rix, Conny Aerts +217

The Sloan Digital Sky Survey-V (SDSS-V) is pioneering panoptic spectroscopy: it is the first all-sky, multi-epoch, optical-to-infrared spectroscopic survey. SDSS-V is mapping the s…

astro-ph.GA2025

Mapping Galactic Winds and Small-scale Structure in the Circumgalactic Medium with Habitable Worlds Observatory

Joseph N. Burchett, Deborah M. Lokhorst, Yakov Faerman +4

We present a science case for the Habitable Worlds Observatory (HWO) to map the circumgalactic medium (CGM) in emission by targeting ultraviolet emission lines, which trace the 10^…

astro-ph.GA2025

COS-EDGES: Co-rotation and Kinematic Stratification of the Multi-Phase CGM Around Edge-On Galaxies

Glenn G. Kacprzak, Benjamin D. Oppenheimer, Nikole M. Nielsen +10

We present the first results from the COS-EDGES survey, targeting the kinematic connection between the ISM and multi-phase circumgalactic medium (CGM) in nine isolated, edge-on gal…

astro-ph.GA2025

Characterizing gas flows through observations of the disk-CGM interface with the HWO

Sanchayeeta Borthakur, Joseph N. Burchett, Frances Cashman +5

How gas gets into, through, and out of galaxies is critical to understanding galactic ecosystems. The disk-CGM interface region is uniquely suited for studying processes that drive…

astro-ph.HE2025★ 9 cited

The eROSITA Final Equatorial Depth Survey (eFEDS): SDSS spectroscopic observations of X-ray sources

Catarina Aydar, Andrea Merloni, Tom Dwelly +45

We present one of the largest uniform optical spectroscopic surveys of X-ray selected sources to date that were observed as a pilot study for the Black Hole Mapper (BHM) survey. Th…

astro-ph.GA2025★ 4 cited

Introducing the Descriptive Parametric Model: Gaseous Profiles for Galaxies, Groups, and Clusters

Benjamin D. Oppenheimer, G. Mark Voit, Yannick M. Bahé +14

We develop and present the Descriptive Parametric Model (DPM), a tool for generating profiles of gaseous halos (pressure, electron density, and metallicity) as functions of radius,…

astro-ph.GA2025

CHILES IX: Observational and Simulated HI Content and Star Formation of Blue Galaxies in Different Cosmic Web Environments

Nicholas Luber, Farhanul Hasan, J. H. van Gorkom +15

We examine the redshift evolution of the relationship between the neutral atomic hydrogen ({\HI}) content and star-formation properties of blue galaxies, along with their location…

astro-ph.GA2024

A Survey of H I and O VI Absorption Lines in the Outskirts of Galaxy Clusters

Priscilla Holguin Luna, Joseph N. Burchett, Daisuke Nagai +3

The intracluster medium (ICM) in the far outskirts (r 2-3 R) of galaxy clusters interfaces with the intergalactic medium (IGM) and is theorized to comprise diffuse, mul…

astro-ph.GA2024★ 4 cited

The COS-Holes Survey: Connecting Galaxy Black Hole Mass with the State of the CGM

Samantha L. Garza, Jessica K. Werk, Benjamin D. Oppenheimer +9

We present an analysis of \textit{HST}/COS/G160M observations of CIV in the inner circumgalactic medium (CGM) of a novel sample of eight z0, LL galaxies, p…