Explanipedia

Erratum: “The RESOLVE Survey Atomic Gas Census and Environmental Influences on Galaxy Gas Reservoirs” (2016, ApJ, 832, 126) Open

David V. Stark, Sheila J. Kannappan, K. Eckert, Jonathan Florez, Kirsten Hall , et al. · 2025

Erratum to: “The RESOLVE Survey Atomic Gas Census and Environmental Influences on Galaxy Gas Reservoirs”

The RESOLVE and ECO Gas in Galaxy Groups Initiative: The Group Finder and the Group H i–Halo Mass Relation Open

Zackary L. Hutchens, Sheila J. Kannappan, K. Eckert, David V. Stark, Derrick S. Carr , et al. · 2025

We present a four-step group-finding algorithm for the Gas in Galaxy Groups (G3) initiative, a spin-off of the z ∼ 0 REsolved Spectroscopy Of a Local VolumE (RESOLVE) and Environmental COntext (ECO) surveys. In preparation for future compa…

Erratum: “The RESOLVE and ECO Gas in Galaxy Groups Initiative: The Group Finder and the Group H i–Halo Mass Relation” (2023, ApJ, 956, 51) Open

Zackary L. Hutchens, Sheila J. Kannappan, Andreas A. Berlind, Mehnaaz Asad, K. Eckert , et al. · 2025

The RESOLVE and ECO G3 Initiative: Drivers of H i Content and X-Ray Emission in Galaxy Groups Open

Zackary L. Hutchens, Sheila J. Kannappan, Kelley M. Hess, A. J. Baker, Ming Sun , et al. · 2025

Adding to the RESOLVE and ECO Gas in Galaxy Groups (G3) initiative, we examine possible drivers of group-integrated H i -to-halo mass ratios ( M HI,grp / M halo ) and group X-ray emission, including group halo mass ( M halo ), virializatio…

The Origin of Faint Tidal Features around Galaxies in the RESOLVE Survey Open

Sheila J. Kannappan, David V. Stark, Ian Dell’Antonio, Mark A. Norris, David Hendel · 2025

We study tidal features around galaxies in the REsolved Spectroscopy Of a Local VolumE (RESOLVE) survey. Our sample consists of 1048 RESOLVE galaxies that overlap with the DECam Legacy Survey, which reaches an r-band 3σ depth of ∼27.9 mag …

Erratum: “The Origin of Faint Tidal Features around Galaxies in the RESOLVE Survey” (2018, ApJ, 857, 144) Open

Sheila J. Kannappan, David V. Stark, Ian Dell’Antonio, K. Eckert, Mark A. Norris · 2025

Erratum to “The Origin of Faint Tidal Features around Galaxies in the RESOLVE Survey”

The Impacts of Bars, Spirals, and Bulge Size on Gas-phase Metallicity Gradients in MaNGA Galaxies Open

M. E. Wisz, Karen L. Masters, Kathryne J. Daniel, David V. Stark, Francesco Belfiore · 2025

As galaxies evolve over time, the orbits of their constituent stars are expected to change in size and shape, moving stars away from their birth radius. Radial gas flows are also expected. Spiral arms and bars in galaxies are predicted to …

The Impact of Bars, Spirals and Bulge-Size on Gas-Phase Metallicity Gradients in MaNGA Galaxies Open

M. E. Wisz, Karen L. Masters, Kathryne J. Daniel, David V. Stark, Francesco Belfiore · 2025

As galaxies evolve over time, the orbits of their constituent stars are expected to change in size and shape, moving stars away from their birth radius. Radial gas flows are also expected. Spiral arms and bars in galaxies are predicted to …

The Strength of Bisymmetric Modes in SDSS-IV/MaNGA Barred Galaxy Kinematics Open

Brian DiGiorgio Zanger, Kyle B. Westfall, Kevin Bundy, Niv Drory, Matthew A. Bershady , et al. · 2024

The Sloan Digital Sky Survey-IV/Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) Survey data provide an unprecedented opportunity to study the internal motions of galaxies and, in particular, represent the largest sample of barr…

SatHub Panel: Satellite Interference in Observatories Around the World Open

Siegfried Eggl, Z. Benkhaldoun, Genoveva Micheva, S. Spencer, David V. Stark , et al. · 2024

Satellite constellation interference occurs across astronomical disciplines. We present examples of interference from radio and $γ$-Ray astronomy to optical and spectroscopic interference in ground-based and space-borne facilities. In part…

BreakBRD Galaxies: Evolutionary Clues through an Analysis of Gas Content Open

David V. Stark, Sarah Tuttle, Stephanie Tonnesen, Zachary Tu, Sean P. Fillingham · 2024

By combining newly obtained deep Green Bank Telescope 21 cm observations with optical spectroscopic data, we present an analysis of the gas content of break bulges in red disks (breakBRD) galaxies, a population denoted by their blue star-f…

Finding Passive Galaxies in H i-MaNGA: The Impact of Star Formation Rate Indicator Open

Nora Salem, Karen L. Masters, David V. Stark, Anubhav Sharma · 2024

H i -rich galaxies typically have high star formation rates (SFRs), but there exist interesting H i -rich and low star-forming galaxies. Previous work on a sample of these galaxies identified from H i -Mapping Nearby Galaxies at Apache Poi…

BreakBRD Galaxies: Evolutionary Clues Through an Analysis of Gas Content Open

David V. Stark, Sarah Tuttle, Stephanie Tonnesen, Zachary Tu · 2024

By combining newly obtained deep GBT 21cm observations with optical spectroscopic data, we present an analysis of the gas content of BreakBRD galaxies, a population denoted by their blue star-forming centers and red quenched disks that do …

Identification and Quenching of Nugget Galaxies in the RESOLVE Survey at z = 0 Open

Derrick S. Carr, Sheila J. Kannappan, Mark A. Norris, Manodeep Sinha, Michael L. Palumbo , et al. · 2024

We present a complete census of candidate nuggets, i.e., dense galaxies likely formed by compaction with intense gas influx, within the volume-limited redshift z ∼ 0 REsolved Spectroscopy Of a Local VolumE (RESOLVE) survey. These nuggets s…

The ALMaQUEST Survey XV: The Dependence of the Molecular-to-Atomic Gas Ratios on Resolved Optical Diagnostics Open

Niankun Yu, Zheng Zheng, Chao‐Wei Tsai, Pei Zuo, Sara L. Ellison , et al. · 2024

The atomic-to-molecular gas conversion is a critical step in the baryon cycle of galaxies, which sets the initial conditions for subsequent star formation and influences the multi-phase interstellar medium. We compiled a sample of 94 nearb…

The effect of cosmic web filaments on galaxy properties in the RESOLVE and ECO surveys Open

Munira Hoosain, S.-L. Blyth, Rosalind E. Skelton, Sheila J. Kannappan, David V. Stark , et al. · 2024

Galaxy environment plays an important role in driving the transformation of galaxies from blue and star forming to red and quenched. Recent works have focused on the role of cosmic web filaments in galaxy evolution and have suggested that …

The effect of cosmic web filaments on galaxy properties in the RESOLVE and ECO surveys Open

Munira Hoosain, S.-L. Blyth, Rosalind E. Skelton, Sheila J. Kannappan, David V. Stark , et al. · 2024

Galaxy environment plays an important role in driving the transformation of galaxies from blue and star-forming to red and quenched. Recent works have focused on the role of cosmic web filaments in galaxy evolution and have suggested that …

The RESOLVE and ECO Gas in Galaxy Groups Initiative: The Group Finder and the Group H i–Halo Mass Relation Open

Zackary L. Hutchens, Sheila J. Kannappan, Andreas A. Berlind, Mehnaaz Asad, K. Eckert , et al. · 2023

We present a four-step group-finding algorithm for the Gas in Galaxy Groups (G3) initiative, a spin-off of the z ∼ 0 REsolved Spectroscopy Of a Local VolumE (RESOLVE) and Environmental COntext (ECO) surveys. In preparation for future compa…

HI Rich but Low Star Formation galaxies in MaNGA: Physical Properties and Comparison to Control Samples Open

Anubhav Sharma, Karen L. Masters, David V. Stark, James T. Garland, Niv Drory , et al. · 2023

Gas rich galaxies are typically star-forming. We make use of HI-MaNGA, a program of HI follow-up for the Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) survey of the Sloan Digital Sky Surveys to construct a sample of unusual n…

H i-rich but low star formation galaxies in MaNGA: physical properties and comparison to control samples Open

Anubhav Sharma, Karen L. Masters, David V. Stark, James T. Garland, Niv Drory , et al. · 2023

Gas-rich galaxies are typically star forming. We make use of H i-MaNGA, a programme of H i follow-up for the Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) survey of the Sloan Digital Sky Surveys, to construct a sample of unus…

Erratum: “Testing Algorithms for Identifying Source Confusion in the HI-MaNGA Survey” (2022, RNAAS, 6, 1) Open

Griffin Shapiro, David V. Stark, Karen L. Masters, Kelley M. Hess · 2023

The first three authors regret an oversight which led to improper acknowledgment of the use of Apertif data in the initial publication and the omission of a co-author. In this Erratum we add the specific named co-author, as well as “the Ap…

Post-starburst properties of post-merger galaxies Open

Wenhao Li, Preethi Nair, Kate Rowlands, Karen L. Masters, David V. Stark , et al. · 2023

Post-starburst galaxies (PSBs) are transition galaxies showing evidence of recent rapid star formation quenching. To understand the role of galaxy mergers in triggering quenching, we investigate the incidence of PSBs and resolved PSB prope…

Post-Starburst Properties of Post-Merger Galaxies Open

Wenhao Li, Preethi Nair, Kate Rowlands, Karen L. Masters, David V. Stark , et al. · 2023

Post-starburst galaxies (PSBs) are transition galaxies showing evidence of recent rapid star formation quenching. To understand the role of galaxy mergers in triggering quenching, we investigate the incidence of PSBs and resolved PSB prope…

A comparison of the baryonic Tully–Fisher relation in MaNGA and IllustrisTNG Open

Julian Goddy, David V. Stark, Karen L. Masters, Kevin Bundy, Niv Drory , et al. · 2023

We compare an observed baryonic Tully–Fisher relation (BTFR) from the Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) and HI-MaNGA surveys to a simulated BTFR from the cosmological magnetohydrodynamical simulation, IllustrisTNG…

A Multiwavelength Study of Active Galactic Nuclei in Post-merger Remnants Open

Wenhao Li, Preethi Nair, Jimmy A. Irwin, Sara L. Ellison, Shobita Satyapal , et al. · 2023

We investigate the role of galaxy mergers in triggering active galactic nuclei (AGN) in the nearby universe. Our analysis is based on a sample of 79 post-merger remnant galaxies with deep X-ray observations from Chandra/XMM-Newton capable …

The H i content of red geyser galaxies Open

Emily Frank, David V. Stark, Karen L. Masters, Namrata Roy, Rogério Riffel , et al. · 2022

Red geysers are a specific type of quiescent galaxy, denoted by twin jets emerging from their galactic centres. These bisymmetric jets possibly inject energy and heat into the surrounding material, effectively suppressing star formation by…

The HI Content of Red Geyser Galaxies Open

Emily Frank, David V. Stark, Karen L. Masters, Namrata Roy, Rogério Riffel , et al. · 2022

Red geysers are a specific type of quiescent galaxy, denoted by twin jets emerging from their galactic centers. These bisymmetric jets possibly inject energy and heat into the surrounding material, effectively suppressing star formation by…

Resolved Molecular Gas Observations of MaNGA Post-starbursts Reveal a Tumultuous Past Open

Justin A. Otter, Kate Rowlands, Katherine Alatalo, Ho-Hin Leung, Vivienne Wild , et al. · 2022

Post-starburst (PSB) galaxies have recently and rapidly quenched their star formation; thus, they are an important way to understand how galaxies transition from star-forming late types to quiescent early types. The recent discovery of lar…

Resolved Molecular Gas Observations of MaNGA Post-starbursts Reveal a Tumultuous Past Open

Justin A. Otter, Kate Rowlands, Katherine Alatalo, Ho-Hin Leung, Vivienne Wild , et al. · 2022

Post-starburst galaxies (PSBs) have recently and rapidly quenched their star-formation, thus they are an important way to understand how galaxies transition from star-forming late-types to quiescent early-types. The recent discovery of lar…

MaNGA 8313-1901: Gas Accretion Observed in a Blue Compact Dwarf Galaxy? Open

Mengting Ju, Jun Yin, Rongrong Liu, Lei Hao, Zhengyi Shao , et al. · 2022

Gas accretion is an important process in the evolution of galaxies, but it has limited direct observational evidences. In this paper, we report the detection of a possible ongoing gas accretion event in a blue compact dwarf (BCD) galaxy, M…

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