SG
Stephen Gwyn
astro-ph.GAastro-ph.EPastro-ph.COastro-ph.IMastro-phastro-ph.HEastro-ph.SR
On Valency
published · living versionsW_26mnkpdj·v1 · currentpublished
The Stellar Populations of Two Ultra-Diffuse Galaxies from Optical and Near-infrared Photometry
with Viraj Pandya, Aaron J. Romanowsky, Seppo Laine, Jean P. Brodie +9
1 version
W_9znrf8g2·v1published
W_3ukvwsjm·v1published
Preprints & journals
282 papers in the corpus · 1996–2026Euclid Quick Data Release (Q1). Exploring the complexity of quenching processes across time, environment, and mass through recently quenched galaxies2610.08999v1 · Z. Mao, L. Pozzetti, A. Enia et al.2026 · 0 citationsarXiv
Euclid Quick Data Release (Q1): Disc breaks highlight the structural evolution of galaxies through time2609.26877v1 · P. M. Sanchez-Alarcon, J. Rom'an, S. Comeron et al.2026 · 0 citationsarXiv
ALMA-JELLY II. Constraining the radial profiles of the quenching timescales in ram-pressure-stripped galaxies2609.15535v1 · Roberto P. Infurna, Matteo Fossati, Alessandro Boselli et al.2026 · 0 citationsarXiv
Euclid: Quick Data Release (Q1) -- Exploring the detailed visual morphology of galaxies in clusters2609.08962v1 · P. Mas-Buitrago, S. Kruk, D. O'Ryan et al.2026 · 0 citationsarXiv
The Next Generation Virgo Cluster Survey (NGVS). II. A Catalog of Galaxies in the Virgo Cluster2607.18414v1 · Laura Ferrarese, Patrick Cote, Lauren A. MacArthur et al.2026 · 0 citationsarXiv
Measuring satellite galaxy subhalo masses in redMaPPer clusters with UNIONS weak lensing data2607.14207v1 · Roman Akhmetshyn, Jack Elvin-Poole, Michael J. Hudson et al.2026 · 0 citationsarXiv
Euclid Quick Data Release (Q1). Searching for radio-selected \Euclid-dark galaxies in the EDF-N2607.07296v1 · M. Giulietti, I. Prandoni, L. Bisigello et al.2026 · 0 citationsarXiv
Euclid: Discovery of 31 new quasars at 2607.03432v1 · D. Yang, J. F. Hennawi, F. Guarneri et al.2026 · 2 citationsA&A, 711, A104 (2026)
A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE) XX. Star formation in the tidal tail of NGC 42542606.20006v1 · A. Boselli, A. Lupi, P. Serra et al.2026 · 0 citationsarXiv
Euclid Quick Data Release (Q1): The impact of AGN emission on SED-derived physical properties2606.07750v1 · B. Laloux, A. Bongiorno, M. Salvato et al.2026 · 0 citationsarXiv
Euclid: Disky titans - surprisingly high star formation activity and gas content in two brightest group galaxies at z~0.752606.02687v2 · F. Gentile, E. Daddi, D. Elbaz et al.2026 · 0 citationsarXiv
A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE). XXI. Statistical properties of individual HII regions in perturbed galaxies2605.02648v2 · A. Boselli, M. Fossati, Y. Roehlly et al.2026 · 0 citationsarXiv
The Role of Cluster Environments in Quiescent Galaxy Stellar Halo Assembly2604.16792v2 · Devin J. Williams, Ivana Damjanov, Marcin Sawicki et al.2026 · 0 citationsarXiv
ODIN: Searching for LyC emission from Lyman- emitters at in the E-COSMOS and XMM-LSS fields2603.15825v1 · Eunsuk Seo, Hyunmi Song, Lucia Guaita et al.2026 · 0 citationsarXiv
ODIN: Spectroscopic Validation of Ly-Emitting Galaxy Samples with DESI2603.09905v1 · Ethan Pinarski, Govind Ramgopal, Nicole Firestone et al.2026 · 0 citationsarXiv
AVID: A Near-Major Post-Merger of Late-Type Dwarfs beneath a Regularly Rotating HI Disk (VCC 693)2602.21676v1 · Fujia Li, Hong-Xin Zhang, Elias Brinks et al.2026 · 1 citationA&A 708, A233 (2026)
Cluster properties as a function of dynamical state in the DESI Legacy x UNIONS surveys2512.14636v1 · Syeda Lammim Ahad, Rashaad Reid, Charlie T. Mpetha et al.2025 · 1 citationarXiv
Kinematics of Distant Milky Way Halo RR Lyrae Stars out to 160 kpc2512.09795v1 · Yuting Feng, Puragra Guhathakurta, Eric W. Peng et al.2025 · 3 citationsarXiv
Euclid Quick Data Release (Q1). Quenching precedes bulge formation in dense environments but follows it in the field2511.02964v2 · F. Gentile, E. Daddi, D. Elbaz et al.2025 · 0 citationsarXiv
UNIONS Optical Identifications for VLASS Radio Sources in the Euclid Sky (UNVEIL) I. A Catalog of ~146,000 Radio Galaxies up to z~52507.08604v2 · Yuxing Zhong, Kohei Ichikawa, Hendrik Hildebrandt et al.2025 · 4 citationsarXiv
A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE). XIX. The discovery of a spectacular 230 kpc Halpha tail following NGC 4569 in the Virgo cluster2507.02527v2 · M. Sun, H. Le, B. Epinat et al.2025 · 2 citationsA&A 705, A139 (2026)
AVID: Formation and evolution of a coalesced major merger of late-type dwarf galaxies (VCC 479) on the outskirts of the Virgo cluster2506.15268v2 · Weibin Sun, Hong-Xin Zhang, Rory Smith et al.2025 · 3 citationsA&A 700, A113 (2025)
RIDEN pilot survey: broad-band selection of candidate quasars with extended Lyman- nebulae using CLAUDS-HSC-SSP-DUNES joint data2506.04570v1 · Rhythm Shimakawa, Satoshi Kikuta, Haruka Kusakabe et al.2025 · 0 citationsarXiv
Deep galaxy stellar mass functions as a function of star formation rate in the Virgo cluster environment2505.13605v1 · Cameron R. Morgan, Elizaveta Sazonova, Ian D. Roberts et al.2025 · 3 citationsarXiv
Gravitational Lenses in UNIONS and Euclid (GLUE) I: A Search for Strong Gravitational Lenses in UNIONS with Subaru, CFHT, and Pan-STARRS Data2505.05032v2 · Christopher J. Storfer, Eugene A. Magnier, Xiaosheng Huang et al.2025 · 1 citationarXiv
Effects of Environment on the Size Evolution of Quiescent Galaxies: Comparing Galaxies in Clusters and in the Field at Two Rest-frame Wavelengths2503.22788v3 · Angelo George, Ivana Damjanov, Marcin Sawicki et al.2025 · 4 citationspJ, 987, 45, 19pp (2025)
Euclid Quick Data Release (Q1). The first Euclid view of Planck galaxy protocluster candidates at cosmic noon2503.21304v3 · T. Dusserre, H. Dole, F. Sarron et al.2025 · 0 citationsarXiv
Low Surface Brightness structures from annotated deep CFHT images: effects of the host galaxy's properties and environment2503.18480v2 · Elisabeth Sola, Pierre-Alain Duc, Mathias Urbano et al.2025 · 10 citationsMon Not R Astron Soc (2025) 3015-3042
Euclid Quick Data Release (Q1). First detections from the galaxy cluster workflow2503.19196v2 · S. Bhargava, C. Benoist, A. H. Gonzalez et al.2025 · 14 citationsarXiv
Euclid Quick Data Release (Q1) -- Data release overview2503.15302v1 · H. Aussel, I. Tereno, M. Schirmer et al.2025 · 3 citationsarXiv
Euclid Quick Data Release (Q1): From images to multiwavelength catalogues: the Euclid MERge Processing Function2503.15305v5 · E. Romelli, M. Kummel, H. Dole et al.2025 · 0 citationsarXiv
Euclid Quick Data Release (Q1): First visual morphology catalogue2503.15310v1 · M. Walmsley, M. Huertas-Company, L. Quilley et al.2025 · 3 citationsarXiv
Euclid Quick Data Release (Q1), A first look at the fraction of bars in massive galaxies at 2503.15311v1 · M. Huertas-Company, M. Walmsley, M. Siudek et al.2025 · 2 citationsarXiv
Euclid Quick Data Release (Q1) Exploring galaxy properties with a multi-modal foundation model2503.15312v1 · M. Siudek, M. Huertas-Company, M. Smith et al.2025 · 1 citationarXiv
Euclid Quick Data Release (Q1): The evolution of the passive-density and morphology-density relations between and 2503.15313v2 · C. Cleland, S. Mei, G. De Lucia et al.2025 · 4 citationsarXiv
Euclid Quick Data Release (Q1). A first view of the star-forming main sequence in the Euclid Deep Fields2503.15314v3 · A. Enia, L. Pozzetti, M. Bolzonella et al.2025 · 0 citationsarXiv
Euclid Quick Data Release (Q1). A probabilistic classification of quenched galaxies2503.15315v3 · P. Corcho-Caballero, Y. Ascasibar, G. Verdoes Kleijn et al.2025 · 4 citationsarXiv
Euclid Quick Data Release (Q1). Optical and near-infrared identification and classification of point-like X-ray selected sources2503.15316v2 · W. Roster, M. Salvato, J. Buchner et al.2025 · 0 citationsarXiv
Euclid Quick Data Release (Q1). First Euclid statistical study of galaxy mergers and their connection to active galactic nuclei2503.15317v2 · A. La Marca, L. Wang, B. Margalef-Bentabol et al.2025 · 8 citationsarXiv
Euclid Quick Data Release (Q1). First Euclid statistical study of the active galactic nuclei contribution fraction2503.15318v1 · B. Margalef-Bentabol, L. Wang, A. La Marca et al.2025 · 0 citationsarXiv
Euclid Quick Data Release (Q1) First study of red quasars selection2503.15319v1 · F. Tarsitano, S. Fotopoulou, M. Banerji et al.2025 · 0 citationsarXiv
Euclid Quick Data Release (Q1). The active galaxies of Euclid2503.15320v1 · T. Matamoro Zatarain, S. Fotopoulou, F. Ricci et al.2025 · 0 citationsarXiv
Euclid Quick Data Release (Q1). An investigation of optically faint, red objects in the Euclid Deep Fields2503.15322v1 · G. Girardi, G. Rodighiero, L. Bisigello et al.2025 · 0 citationsarXiv
Euclid Quick Data Release (Q1). Extending the quest for little red dots to z<42503.15323v2 · L. Bisigello, G. Rodighiero, S. Fotopoulou et al.2025 · 11 citationsarXiv
Euclid Quick Data Release (Q1): The Strong Lensing Discovery Engine A -- System overview and lens catalogue2503.15324v1 · M. Walmsley, P. Holloway, N. E. P. Lines et al.2025 · 9 citationsarXiv
Euclid Quick Data Release (Q1) The Strong Lensing Discovery Engine B -- Early strong lens candidates from visual inspection of high velocity dispersion galaxies2503.15325v1 · K. Rojas, T. E. Collett, J. A. Acevedo Barroso et al.2025 · 3 citationsarXiv
Euclid Quick Data Release (Q1). The Strong Lensing Discovery Engine C: Finding lenses with machine learning2503.15326v2 · N. E. P. Lines, T. E. Collett, M. Walmsley et al.2025 · 14 citationsarXiv
Euclid Quick Data Release (Q1). The role of cosmic connectivity in shaping galaxy clusters2503.15332v2 · C. Gouin, C. Laigle, F. Sarron et al.2025 · 1 citationarXiv
Euclid Quick Data Release (Q1). Galaxy shapes and alignments in the cosmic web2503.15333v1 · C. Laigle, C. Gouin, F. Sarron et al.2025 · 0 citationsarXiv
Euclid: Quick Data Release (Q1) -- Photometric studies of known transients2503.15334v1 · C. Duffy, E. Cappellaro, M. T. Botticella et al.2025 · 0 citationsarXiv
Career total: at least 673 works. 282 are in this corpus.Showing the 50 most recent.
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