Leiden Preprints

arXiv:2509.21078v1 [pdf]
Title: PENELLOPE VIII: Revisiting empirical relations to measure accretion luminosity
Authors: E. Fiorellino, J. M. Alcalá, C. F. Manara, C. Pittman, P. Ábrahám, L. Venuti, S. Cabrit, R. Claes, M. Fang, Á. Kospál, G. Lodato, K. Mauco, Ł. Tychoniec
Comments: No journal ref found
Subjects: astro-ph.SR
arXiv:2509.20621v1 [pdf]
Title: Constraints on the Orbit of the Young Substellar Companion GQ Lup B from High-Resolution Spectroscopy and VLTI/GRAVITY Astrometry
Authors: Vidya Venkatesan, S. Blunt, J. J. Wang, S. Lacour, G. -D. Marleau, G. A. L. Coleman, L. Guerrero, W. O. Balmer, L. Pueyo, T. Stolker, J. Kammerer, N. Pourré, M. Nowak, E. Rickman, A. Sivaramakrishnan, D. Sing, K. Wagner, A. -M. Lagrange, R. Abuter, A. Amorim, R. Asensio-Torres, J. -P. Berger, H. Beust, A. Boccaletti, M. Bonnefoy, H. Bonnet, M. S. Bordoni, G. Bourdarot, W. Brandner, F. Cantalloube, P. Caselli, B. Charnay, G. Chauvin, A. Chavez, A. Chomez, E. Choquet, V. Christiaens, Y. Clénet, V. Coudé du Foresto, A. Cridland, R. Davies, R. Dembet, J. Dexter, A. Drescher, G. Duvert, A. Eckart, F. Eisenhauer, N. M. Förster Schreiber, P. Garcia, R. Garcia Lopez, E. Gendron, R. Genzel, S. Gillessen, J. H. Girard, S. Grant, X. Haubois, G. Heißel, Th. Henning, S. Hinkley, S. Hippler, M. Houllé, Z. Hubert, L. Jocou, M. Keppler, P. Kervella, L. Kreidberg, N. T. Kurtovic, V. Lapeyrère, J. -B. Le Bouquin, D. Lutz, A. -L. Maire, F. Mang, A. Mérand, C. Mordasini, D. Mouillet, E. Nasedkin, T. Ott, G. P. P. L. Otten, C. Paladini, T. Paumard, K. Perraut, G. Perrin, S. Petrus, O. Pfuhl, D. C. Ribeiro, Z. Rustamkulov, J. Shangguan, T. Shimizu, A. Shields, J. Stadler, O. Straub, C. Straubmeier, E. Sturm, L. J. Tacconi, A. Vigan, F. Vincent, S. D. von Fellenberg, F. Widmann, T. O. Winterhalder, J. Woillez, S. Yazici, the ExoGRAVITY Collaboration
Comments: 15 pages, 5 figures, Accepted to ApJ
Subjects: astro-ph.EP, astro-ph.SR
arXiv:2509.20285v1 [pdf]
Title: GroundBIRD Telescope: Systematics Modelization of MKID Arrays Response
Authors: Yonggil Jo, Alessandro Fasano, Eunil Won, Makoto Hattori, Shunsuke Honda, Chiko Otani, Junya Suzuki, Mike Peel, Kenichi Karatsu, Ricardo Génova-Santos, Miku Tsujii
Comments: 6 pages, 8 figures, proceeding paper to the 2025 LTD Conference
Subjects: astro-ph.IM, astro-ph.CO
arXiv:2509.20202v2 [pdf]
Title: Solar and Stellar Activity
Authors: S. Bellotti, J. Morin
Comments: 35 pages, 10 figures, 1 table, to be published as a chapter in 'Space Environments and their Impact on Exoplanets', editor O. Cohen
Subjects: astro-ph.SR
arXiv:2509.20143v1 [pdf]
Title: Density constraint of the warm absorber in NGC 5548
Authors: Keqin Zhao, Jelle S. Kaastra, Liyi Gu
Comments: No journal ref found
Subjects: astro-ph.HE, astro-ph.GA
arXiv:2509.19842v1 [pdf]
Title: DARKSKIES: A suite of super-sampled zoom-in simulations of galaxy clusters with self-interacting dark matter
Authors: David Harvey, Yves Revaz, Matthieu Schaller, Aurel Schneider, Ethan Tregidga, Felix Vecchi
Comments: Accepted in Astronomy and Astrophysics
Subjects: astro-ph.CO, astro-ph.GA
arXiv:2509.19514v1 [pdf]
Title: Nulling baryonic feedback in weak lensing surveys using cross-correlations with fast radio bursts
Authors: Calvin Leung, Josh Borrow, Kiyoshi W. Masui, Shion Andrew, Kai-Feng Chen, Joop Schaye, Matthieu Schaller
Comments: 6 pages, 4 figures
Subjects: astro-ph.CO, astro-ph.HE
arXiv:2509.19449v1 [pdf]
Title: A Yin-Yang Galaxy Cluster Merger in Abell 1914 Revealed by XRISM
Authors: Annie Heinrich, Congyao Zhang, Irina Zhuravleva, Eugene Churazov, Hannah McCall, Reinout J. van Weeren, William R. Forman
Comments: 13 pages, 5 figures. Submitted to ApJL
Subjects: astro-ph.HE, astro-ph.GA
arXiv:2509.19442v1 [pdf]
Title: Observational Constraints on Evolution of Dust Disc Properties in Upper Scorpius
Authors: Paola Pinilla, Anibal Sierra, Nicolas T. Kurtovic, Rossella Anania, Sean Andrews, John Carpenter, Osmar Guerra-Alvarado, Feng Long, Sebastian Marino, Miguel Vioque, Ke Zhang
Comments: Accepted for publication in MNRAS, available tables at https://doi.org/10.5281/zenodo.17182603
Subjects: astro-ph.EP, astro-ph.SR
arXiv:2509.18258v1 [pdf]
Title: Distribution of Metals and Multi-Temperature Gas in the Cores of Nearby Galaxy Groups
Authors: Dimitris Chatzigiannakis, Aurora Simionescu, François Mernier
Comments: Accepted for publication in MNRAS
Subjects: astro-ph.GA, astro-ph.CO, astro-ph.HE
arXiv:2509.17911v1 [pdf]
Title: Chromaticity of stellar activity in radial velocities : Anti-correlated families of lines on the M dwarf EV Lac with SPIRou and SOPHIE
Authors: Pierre Larue, Xavier Delfosse, Andres Carmona, Nadège Meunier, Étienne Artigau, Stefano Bellotti, Paul Charpentier, Claire Moutou, Jean-François Donati, Isabelle Boisse, Thierry Forveille, Luc Arnold, Vincent Bourrier, Xavier Bonfils, Charles Cadieux, Antoine Chomez, Neil Cook, Pia Cortes Zuleta, Paul Cristofari, Rodrigo Diaz, René Doyon, Salomé Grouffal, Nathan Hara, Neida Heidari, Guillaume Hébrard, Flavien Kiefer, Lucile Mignon, Alice Maurel, Julien Morin, Antoine Petit, Pascal Petit, Alexandre Santerne, Nuno Santos, Damien Segransan, Juan Serrano Bell, H. G. Vivien
Comments: No journal ref found
Subjects: astro-ph.SR, astro-ph.EP
arXiv:2509.16004v1 [pdf]
Title: MINDS: The very low-mass star and brown dwarf sample II. Probing disk settling, dust properties, and dust-gas interplay with JWST/MIRI
Authors: Hyerin Jang, Aditya M. Arabhavi, Till Kaeufer, Rens Waters, Inga Kamp, Thomas Henning, Alessio Caratti o Garatti, Ewine F. van Dishoeck, Giulia Perotti, Jayatee Kanwar, Manuel Güdel, Maria Morales-Calderón, Sierra L. Grant, Valentin Christiaens
Comments: 19 pages, 14 figures, A&A accepted
Subjects: astro-ph.EP, astro-ph.SR
arXiv:2509.14224v1 [pdf]
Title: Possible Evidence for the Presence of Volatiles on the Warm Super-Earth TOI-270 b
Authors: Louis-Philippe Coulombe, Björn Benneke, Joshua Krissansen-Totton, Alexandrine L'Heureux, Caroline Piaulet-Ghorayeb, Michael Radica, Pierre-Alexis Roy, Eva-Maria Ahrer, Charles Cadieux, Yamila Miguel, Hilke E. Schlichting, Elisa Delgado-Mena, Christopher Monaghan, Hanna Adamski, Eshan Raul, Ryan Cloutier, Thaddeus D. Komacek, Jake Taylor, Cyril Gapp, Romain Allart, François Bouchy, Bruno L. Canto Martins, Neil J. Cook, René Doyon, Thomas M. Evans-Soma, Pierre Larue, Alejandro Suárez Mascareño, Joost P. Wardenier
Comments: Published in The Astronomical Journal
Subjects: astro-ph.EP, astro-ph.SR
arXiv:2509.14038v1 [pdf]
Title: A Pearl in the Shell: an ultra-compact dwarf within the tidal debris surrounding spiral galaxy NGC 7531
Authors: David Martínez-Delgado, Aaron J. Romanowsky, Yimeng Tang, Joanna D. Sakowska, Denis Erkal, Juan Miró-Carretero, Giuseppe Donatiello, Sepideh Eskandarlou, Mark Hanson, Dustin Lang
Comments: 10 pages, 8 figures, submitted to Astronomy and Astrophysics
Subjects: astro-ph.GA
arXiv:2509.13910v1 [pdf]
Title: Using Deep Learning Methods to Detect for Ultra-diffuse Galaxies in KiDS
Authors: Hao Su, Rui Li, Nicola R. Napolitano, Zhenping Yi, Crescenzo Tortora, Yiping Su, Konrad Kuijken, Liqing Chen, Ran Li, Rossella Ragusa, Sihan Li, Yue Dong, Mario Radovich, Angus H. Wright, Giovanni Covone, Fucheng Zhong
Comments: No journal ref found
Subjects: astro-ph.GA
arXiv:2509.13865v1 [pdf]
Title: A simple, flexible method for timing cross-calibration of space missions
Authors: Matteo Bachetti, Yukikatsu Terada, Megumi Shidatsu, Craig B. Markwardt, Yong Chen, Weiwei Cui, Giancarlo Cusumano, Dawei Han, Shumei Jia, Chulsoo Kang, Vinay L. Kashyap, Lucien Kuiper, Xiaobo Li, Yugo Motogami, Naoyuki Ota, Simone Pagliarella, Katja Pottschmidt, Simon R. Rosen, Arnold Rots, Makoto Sawada, Mutsumi Sugizaki, Toshihiro Takagi, Takuya Takahashi, Toru Tamagawa, Youli Tuo, Yi-Jung Yang, Marina Yoshimoto, Juan Zhang
Comments: 17 pages, 6 figures, 3 tables. Submitted
Subjects: astro-ph.IM, astro-ph.HE
arXiv:2509.14348v1 [pdf]
Title: Enhanced Radio Emission Between a Galaxy Cluster Pair
Authors: Andrea Botteon, Turgay Caglar, Sibel Döner, Reinout J. van Weeren, Krista Lynne Smith
Comments: 8 pages, 5 figures (+ appendix); submitted
Subjects: astro-ph.CO, astro-ph.HE
arXiv:2509.13315v1 [pdf]
Title: First detection of ices in intermediate-mass young stellar objects beyond the Milky Way
Authors: Guido De Marchi, Nolan Habel, Margaret Meixner, Katia Biazzo, Giovanna Giardino, Elena Sabbi, Ciaran Rogers, Jeroen Jaspers, Massimo Robberto, Peter Zeidler, Olivia C. Jones, Katja Fahrion, Alec S. Hirschauer, Charles D. Keyes, David R. Soderblom, Laura Lenkic, Omnarayani Nayak, Bernhard Brandl
Comments: 18 pages, 5 figures, accepted for publication in The Astrophysical Journal
Subjects: astro-ph.GA, astro-ph.SR
arXiv:2509.13163v1 [pdf]
Title: Euclid preparation. Using mock Low Surface Brightness dwarf galaxies to probe Wide Survey detection capabilities
Authors: Euclid Collaboration, M. Urbano, P. -A. Duc, M. Poulain, A. A. Nucita, A. Venhola, O. Marchal, M. Kümmel, H. Kong, F. Soldano, E. Romelli, M. Walmsley, T. Saifollahi, K. Voggel, A. Lançon, F. R. Marleau, E. Sola, L. K. Hunt, J. Junais, D. Carollo, P. M. Sanchez-Alarcon, M. Baes, F. Buitrago, Michele Cantiello, J. -C. Cuillandre, H. Domínguez Sánchez, A. Ferré-Mateu, A. Franco, J. Gracia-Carpio, R. Habas, M. Hilker, E. Iodice, J. H. Knapen, M. N. Le, D. Martínez-Delgado, O. Müller, F. De Paolis, P. Papaderos, R. Ragusa, J. Román, E. Saremi, V. Testa, B. Altieri, L. Amendola, S. Andreon, N. Auricchio, C. Baccigalupi, M. Baldi, S. Bardelli, P. Battaglia, A. Biviano, E. Branchini, M. Brescia, S. Camera, G. Cañas-Herrera, V. Capobianco, C. Carbone, J. Carretero, S. Casas, M. Castellano, G. Castignani, S. Cavuoti, A. Cimatti, C. Colodro-Conde, G. Congedo, C. J. Conselice, L. Conversi, Y. Copin, F. Courbin, H. M. Courtois, M. Cropper, A. Da Silva, H. Degaudenzi, G. De Lucia, H. Dole, F. Dubath, C. A. J. Duncan, X. Dupac, S. Dusini, S. Escoffier, M. Farina, R. Farinelli, S. Ferriol, F. Finelli, M. Frailis, E. Franceschi, M. Fumana, S. Galeotta, K. George, B. Gillis, C. Giocoli, A. Grazian, F. Grupp, L. Guzzo, S. V. H. Haugan, W. Holmes, I. M. Hook, F. Hormuth, A. Hornstrup, K. Jahnke, M. Jhabvala, B. Joachimi, E. Keihänen, S. Kermiche, A. Kiessling, B. Kubik, M. Kunz, H. Kurki-Suonio, R. Laureijs, A. M. C. Le Brun, S. Ligori, P. B. Lilje, V. Lindholm, I. Lloro, G. Mainetti, D. Maino, E. Maiorano, O. Mansutti, O. Marggraf, M. Martinelli, N. Martinet, F. Marulli, R. J. Massey, E. Medinaceli, S. Mei, Y. Mellier, M. Meneghetti, E. Merlin, G. Meylan, A. Mora, M. Moresco, L. Moscardini, R. Nakajima, C. Neissner, S. -M. Niemi, C. Padilla, S. Paltani, F. Pasian, K. Pedersen, V. Pettorino, S. Pires, G. Polenta, M. Poncet, L. A. Popa, L. Pozzetti, F. Raison, R. Rebolo, A. Renzi, J. Rhodes, G. Riccio, M. Roncarelli, R. Saglia, Z. Sakr, D. Sapone, B. Sartoris, P. Schneider, T. Schrabback, A. Secroun, G. Seidel, S. Serrano, P. Simon, C. Sirignano, G. Sirri, L. Stanco, J. -L. Starck, J. Steinwagner, P. Tallada-Crespí, A. N. Taylor, H. I. Teplitz, I. Tereno, N. Tessore, S. Toft, R. Toledo-Moreo, F. Torradeflot, I. Tutusaus, L. Valenziano, J. Valiviita, T. Vassallo, G. Verdoes Kleijn, A. Veropalumbo, Y. Wang, J. Weller, G. Zamorani, I. A. Zinchenko, E. Zucca, M. Ballardini, M. Bolzonella, E. Bozzo, C. Burigana, R. Cabanac, A. Cappi, D. Di Ferdinando, J. A. Escartin Vigo, L. Gabarra, M. Huertas-Company, J. Martín-Fleitas, S. Matthew, N. Mauri, R. B. Metcalf, A. Pezzotta, M. Pöntinen, C. Porciani, I. Risso, V. Scottez, M. Sereno, M. Tenti, M. Viel, M. Wiesmann, Y. Akrami, I. T. Andika, S. Anselmi, M. Archidiacono, F. Atrio-Barandela, D. Bertacca, M. Bethermin, A. Blanchard, L. Blot, M. Bonici, S. Borgani, M. L. Brown, S. Bruton, A. Calabro, B. Camacho Quevedo, F. Caro, C. S. Carvalho, T. Castro, F. Cogato, S. Conseil, A. R. Cooray, O. Cucciati, S. Davini, G. Desprez, A. Díaz-Sánchez, J. J. Diaz, S. Di Domizio, J. M. Diego, M. Y. Elkhashab, A. Enia, Y. Fang, A. G. Ferrari, A. Finoguenov, K. Ganga, J. García-Bellido, T. Gasparetto, V. Gautard, E. Gaztanaga, F. Giacomini, F. Gianotti, G. Gozaliasl, M. Guidi, C. M. Gutierrez, A. Hall, H. Hildebrandt, J. Hjorth, J. J. E. Kajava, Y. Kang, V. Kansal, D. Karagiannis, K. Kiiveri, J. Kim, C. C. Kirkpatrick, S. Kruk, J. Le Graet, L. Legrand, M. Lembo, F. Lepori, G. Leroy, G. F. Lesci, J. Lesgourgues, L. Leuzzi, T. I. Liaudat, A. Loureiro, J. Macias-Perez, G. Maggio, M. Magliocchetti, F. Mannucci, R. Maoli, C. J. A. P. Martins, L. Maurin, M. Miluzio, P. Monaco, C. Moretti, G. Morgante, K. Naidoo, A. Navarro-Alsina, S. Nesseris, D. Paoletti, F. Passalacqua, K. Paterson, L. Patrizii, A. Pisani, D. Potter, S. Quai, M. Radovich, G. Rodighiero, S. Sacquegna, M. Sahlén, D. B. Sanders, E. Sarpa, A. Schneider, D. Sciotti, E. Sellentin, L. C. Smith, J. G. Sorce, K. Tanidis, C. Tao, G. Testera, R. Teyssier, S. Tosi, A. Troja, M. Tucci, C. Valieri, D. Vergani, G. Verza, P. Vielzeuf, N. A. Walton
Comments: 21 pages, 18 figures, 7 tables
Subjects: astro-ph.GA, astro-ph.IM
arXiv:2509.12551v1 [pdf]
Title: Who Uses Whose Telescopes? Analyzing the Knowledge Geography and Research Dominance of Global Astronomical Facilities
Authors: Yue Chen, Yuqi Wang, Yuying Gao, Zhiqi Wang, Lianlian Liu, Chun Yang
Comments: 45 pages, 12 figures
Subjects: astro-ph.IM
arXiv:2509.13498v1 [pdf]
Title: Using Neural Emulators and Hamiltonian Monte Carlo to constrain the Epoch of Reionization's History with the Ly$α$ Forest Power Spectrum
Authors: Diego González-Hernández, Caitlin Doughty, Molly Wolfson, Joseph F. Hennawi, Zhenyu Jin
Comments: Submitted to MNRAS
Subjects: astro-ph.CO
arXiv:2509.13403v1 [pdf]
Title: Impact of line-of-sight structure on weak lensing observables of galaxy clusters
Authors: Felix Vecchi, David Harvey, James Nightingale, Matthieu Schaller, Joop Schaye, Ethan Tregidga
Comments: Accepted in Astronomy & Astrophysics
Subjects: astro-ph.CO
arXiv:2509.12157v1 [pdf]
Title: Chandra Large Project Observations of the Supernova Remnant N132D: Measuring the Expansion of the Forward Shock
Authors: Xi Long, Paul P. Plucinsky, Terrance J. Gaetz, Vinay L. Kashyap, Aya Bamba, William P. Blair, Daniel Castro, Adam R. Foster, Charles J. Law, Dan Milisavljevic, Eric Miller, Daniel J. Patnaude, Manami Sasaki, Hidetoshi Sano, Piyush Sharda, Benjamin F. Williams, Brian J. Williams, Hiroya Yamaguchi
Comments: Accepted for publication in ApJ, 31 pages, 21 figures
Subjects: astro-ph.HE
arXiv:2509.11694v1 [pdf]
Title: Disentangling disc and atmospheric signatures of young brown dwarfs with JWST/NIRSpec
Authors: D. González Picos, S. de Regt, S. Gandhi, N. Grasser, I. A. G. Snellen
Comments: 22 pages, 13 figures. Accepted for publication in A&A
Subjects: astro-ph.EP, astro-ph.SR
arXiv:2509.12362v1 [pdf]
Title: Catastrophic disruption of asteroid 2023 CX1 and implications for planetary defense
Authors: Auriane Egal, Denis Vida, François Colas, Brigitte Zanda, Sylvain Bouley, Asma Steinhausser, Pierre Vernazza, Ludovic Ferrière, Jérôme Gattacceca, Mirel Birlan, Jérémie Vaubaillon, Karl Antier, Simon Anghel, Josselin Desmars, Kévin Baillié, Lucie Maquet, Sébastien Bouquillon, Adrien Malgoyre, Simon Jeanne, Jiři Borovička, Pavel Spurný, Hadrien A. R. Devillepoix, Marco Micheli, Davide Farnocchia, Shantanu Naidu, Peter Brown, Paul Wiegert, Krisztián Sárneczky, András Pál, Nick Moskovitz, Theodore Kareta, Toni Santana-Ros, Alexis Le Pichon, Gilles Mazet-Roux, Julien Vergoz, Luke McFadden, Jelle Assink, Läslo Evers, Daniela Krietsch, Henner Busemann, Colin Maden, Lisa Maria Eckart, Jean-Alix Barrat, Pavel Povinec, Ivan Sykora, Ivan Kontul', Oscar Marchhart, Martin Martschini, Silke Merchel, Alexander Wieser, Matthieu Gounelle, Sylvain Pont, Pierre Sans-Jofre, Sebastiaan de Vet, Ioannis Baziotis, Miroslav Brož, Michaël Marsset, Jérôme Vergne, Josef Hanuš, Maxime Devogèle, Luca Conversi, Francisco Ocaña, Luca Buzzi, Dan Alin Nedelcu, Adrian Sonka, Florent Losse, Philippe Dupouy, Korado Korlević, Dieter Husar, Jost Jahn, Damir Šegon, Mark McIntyre, Ralf Neubert, Pierre Beck, Patrick Shober, Anthony Lagain, Josep Maria Trigo-Rodriguez, Enrique Herrero, Jim Rowe, Andrew R. D. Smedley, Ashley King, Salma Sylla, Daniele Gardiol, Dario Barghini, Hervé Lamy, Emmanuel Jehin, Detlef Koschny, Bjorn Poppe, Andrés Jordán, Rene A. Mendez, Katherine Vieira, Hebe Cremades, Hasnaa Chennaoui Aoudjehane, Zouhair Benkhaldoun, Olivier Hernandez, Darrel Robertson, Peter Jenniskens
Comments: This preprint has not undergone peer review (when applicable) or any post-submission improvements or corrections. The Version of Record of this article is published in \textit{Nature Astronomy}, and is available online at https://doi.org/10.1038/s41550-025-02659-8
Subjects: astro-ph.EP, astro-ph.IM
arXiv:2509.12316v1 [pdf]
Title: Building up JWST-SUSPENSE: inside-out quenching at cosmic noon from age, Fe-, and Mg-abundance gradients
Authors: Chloe M. Cheng, Martje Slob, Mariska Kriek, Aliza G. Beverage, Guillermo Barro, Rachel Bezanson, Anna de Graaff, Natascha M. Förster Schreiber, Brian Lorenz, Danilo Marchesini, Ignacio Martín-Navarro, Adam Muzzin, Andrew B. Newman, Sedona H. Price, Katherine A. Suess, Arjen van der Wel, Jesse van de Sande, Pieter G. van Dokkum, Daniel R. Weisz
Comments: 13 pages, 6 figures (excluding appendices); submitted to A&A
Subjects: astro-ph.GA
arXiv:2509.11475v1 [pdf]
Title: Dense Molecular Ring-like structure in gaseous CO depletion region G34.74-0.12
Authors: Shuting Lin, Siyi Feng, Fengwei Xu, Ke Wang, Patricio Sanhueza, Junzhi Wang, Zhi-Yu Zhang, Yichen Zhang, Kaho Morii, Hauyu Baobab Liu, Sheng-Yuan Liu, Lile Wang, Giovanni Sabatini, Hui Li, Willem Baan, Zhi-Kai Zhu, Shanghuo Li
Comments: 16 pages, 8 figures, Accepted for publication in ApJL
Subjects: astro-ph.GA, astro-ph.SR
arXiv:2509.10455v1 [pdf]
Title: Joint X-ray, kinetic Sunyaev-Zeldovich, and weak lensing measurements: toward a consensus picture of efficient gas expulsion from groups and clusters
Authors: Jared Siegel, Alexandra Amon, Ian G. McCarthy, Leah Bigwood, Masaya Yamamoto, Esra Bulbul, Jenny E. Greene, Jamie McCullough, Matthieu Schaller, Joop Schaye
Comments: 28 pages, 8 figures, submitted to ApJ
Subjects: astro-ph.CO, astro-ph.GA
arXiv:2509.10440v1 [pdf]
Title: Euclid: Early Release Observations -- The star cluster systems of the Local Group dwarf galaxies IC 10 and NGC 6822
Authors: J. M. Howell, A. M. N. Ferguson, S. S. Larsen, A. Lançon, F. Annibali, J. -C. Cuillandre, L. K. Hunt, D. Martínez-Delgado, D. Massari, T. Saifollahi, K. Voggel, B. Altieri, S. Andreon, N. Auricchio, C. Baccigalupi, M. Baldi, S. Bardelli, A. Biviano, E. Branchini, M. Brescia, J. Brinchmann, S. Camera, G. Cañas-Herrera, G. P. Candini, V. Capobianco, C. Carbone, J. Carretero, M. Castellano, G. Castignani, S. Cavuoti, A. Cimatti, C. Colodro-Conde, G. Congedo, C. J. Conselice, L. Conversi, Y. Copin, F. Courbin, H. M. Courtois, M. Cropper, A. Da Silva, H. Degaudenzi, G. De Lucia, F. Dubath, C. A. J. Duncan, X. Dupac, S. Dusini, S. Escoffier, M. Farina, R. Farinelli, F. Faustini, S. Ferriol, F. Finelli, M. Frailis, E. Franceschi, M. Fumana, S. Galeotta, K. George, B. Gillis, C. Giocoli, J. Gracia-Carpio, A. Grazian, F. Grupp, S. V. H. Haugan, H. Hoekstra, W. Holmes, F. Hormuth, A. Hornstrup, K. Jahnke, M. Jhabvala, E. Keihänen, S. Kermiche, B. Kubik, M. Kümmel, M. Kunz, H. Kurki-Suonio, A. M. C. Le Brun, D. Le Mignant, S. Ligori, P. B. Lilje, V. Lindholm, I. Lloro, G. Mainetti, D. Maino, E. Maiorano, O. Mansutti, O. Marggraf, M. Martinelli, N. Martinet, F. Marulli, R. J. Massey, E. Medinaceli, S. Mei, M. Melchior, Y. Mellier, M. Meneghetti, E. Merlin, G. Meylan, A. Mora, M. Moresco, L. Moscardini, R. Nakajima, C. Neissner, S. -M. Niemi, C. Padilla, S. Paltani, F. Pasian, K. Pedersen, W. J. Percival, V. Pettorino, S. Pires, G. Polenta, M. Poncet, L. A. Popa, F. Raison, A. Renzi, J. Rhodes, G. Riccio, E. Romelli, M. Roncarelli, R. Saglia, Z. Sakr, D. Sapone, B. Sartoris, M. Schirmer, P. Schneider, T. Schrabback, A. Secroun, G. Seidel, S. Serrano, P. Simon, C. Sirignano, G. Sirri, J. Skottfelt, L. Stanco, J. Steinwagner, P. Tallada-Crespí, A. N. Taylor, H. I. Teplitz, I. Tereno, S. Toft, R. Toledo-Moreo, F. Torradeflot, I. Tutusaus, L. Valenziano, J. Valiviita, T. Vassallo, Y. Wang, J. Weller, G. Zamorani, I. A. Zinchenko, J. Martín-Fleitas, V. Scottez
Comments: No journal ref found
Subjects: astro-ph.GA
arXiv:2509.10256v1 [pdf]
Title: UV-irradiated outflows from low-mass protostars in Ophiuchus with JWST/MIRI
Authors: I. M. Skretas, A. Karska, L. Francis, W. R. M. Rocha, M. L. van Gelder, Ł. Tychoniec, M. Figueira, M. Sewiło, F. Wyrowski, P. Schilke
Comments: 35 pages, 40 figures. Accepted for publication in A&A
Subjects: astro-ph.GA, astro-ph.SR
arXiv:2509.10230v1 [pdf]
Title: Signatures of dynamical activity in the hot gas profiles of groups and clusters in the FLAMINGO simulations
Authors: Lilia Correa Magnus, Scott T. Kay, Joop Schaye, Matthieu Schaller
Comments: Submitted to MNRAS
Subjects: astro-ph.CO, astro-ph.GA
arXiv:2509.10136v1 [pdf]
Title: A four-planet system orbiting the old thick disk star TOI-1203
Authors: D. Gandolfi, A. Alnajjarine, L. M. Serrano, J. A. Egger, K. W. F. Lam, J. Cabrera, A. P. Hatzes, M. Fridlund, M. Garbaccio Gili, T. G. Wilson, W. D. Cochran, A. Brandeker, E. Goffo, S. G. Sousa, G. Nowak, A. Heitzmann, C. Hellier, J. Venturini, J. Livingston, A. Bonfanti, O. Barragán, V. Adibekyan, E. Knudstrup, Y. Alibert, S. Grziwa, C. Ziegler, L. Fossati, F. Murgas, A. C. M. Correia, S. H. Albrecht, J. Laskar, E. W. Guenther, S. J. A. J. Salmon, S. Redfield, N. Billot, H. J. Deeg, L. Delrez, L. Palethorpe, V. Van Eylen, F. Rodler, J. Alarcon, J. M. Jenkins, J. D. Twicken, A. W. Mann, R. Alonso, J. Asquier, T. Bárczy, D. Barrado, S. C. C. Barros, W. Baumjohann, W. Benz, L. Borsato, C. Broeg, M. Buder, P. Chaturvedi, A. Collier Cameron, Sz. Csizmadia, P. E. Cubillos, M. B. Davies, M. Deleuil, A. Deline, O. D. S. Demangeon, B. -O. Demory, A. Derekas, B. Edwards, D. Ehrenreich, A. Erikson, A. Fortier, K. Gazeas, M. Gillon, M. Güdel, M. N. Günther, Ch. Helling, K. G. Isaak, L. L. Kiss, J. Korth, N. Law, A. Lecavelier des Etangs, A. Leleu, M. Lendl, P. Leonardi, D. Magrin, G. Mantovan, L. Marafatto, P. F. L. Maxted, M. Mecina, B. Merín, C. Mordasini, V. Nascimbeni, A. Nigioni, G. Olofsson, H. P. Osborn, R. Ottensamer, I. Pagano, E. Pallé, C. M. Persson, G. Peter, D. Piazza, G. Piotto, D. Pollacco, D. Queloz, R. Ragazzoni, N. Rando, H. Rauer, I. Ribas, G. R. Ricker, N. C. Santos, G. Scandariato, S. Seager, D. Ségransan, A. E. Simon, A. M. S. Smith, M. Stalport, S. Sulis, Gy. M. Szabó, S. Udry, S. Ulmer-Moll, V. Van Grootel, E. Villaver, N. A. Walton, J. N. Winn, S. Wolf, T. Zingales
Comments: Accepted for publication in A&A. Abstract abridged as per arXiv directive
Subjects: astro-ph.EP, astro-ph.SR
arXiv:2509.09504v1 [pdf]
Title: YSES 2b is a background star: Differential astrometric M-dwarf measurements in time
Authors: Matthew Kenworthy, Tomas Stolker, Jens Kammerer, William Balmer, Arthur Vigan, Sylvestre Lacour, Gilles Otten, Eric Mamajek, Christian Ginski, Mathias Nowak, Steven Martos, Jason Wang, Emily Rickman, Markus Janson, Alexander Bohn, Mariangela Bonavita
Comments: 8 pages, 6 figures, 2 tables
Subjects: astro-ph.EP, astro-ph.SR
arXiv:2509.09450v1 [pdf]
Title: A Radially Resolved Magnetic Field Threading the Disk of TW Hya
Authors: Richard Teague, Boy Lankhaar, Sean M. Andrews, Chunhua Qi, Roger R. Fu, David J. Wilner, John B. Biersteker, Joan R. Najita
Comments: 19 pages, 14 figures, accepted by ApJL
Subjects: astro-ph.EP, astro-ph.IM
arXiv:2509.08635v1 [pdf]
Title: High resolution mapping of molecular tori with ALMA
Authors: F. Combes, A. Audibert, S. Garcia-Burillo, L. Hunt, S. Aalto, V. Casasola, K. Dasyra, A. Eckart, M. Krips, S. Martin, S. Muller, K. Sakamoto, P. van der Werf, S. Viti
Comments: 14 pages, 18 figures, submitted to Astronomy and Astrophysics
Subjects: astro-ph.GA
arXiv:2509.08365v1 [pdf]
Title: Matter power spectrum reconstruction with KiDS-Legacy: Improved internal $Λ$CDM consistency and preference for strong baryonic feedback
Authors: Jeger C. Broxterman, Patrick Simon, Lucas Porth, Konrad Kuijken, Angus H. Wright, Marika Asgari, Maciej Bilicki, Catherine Heymans, Hendrik Hildebrandt, Henk Hoekstra, Benjamin Joachimi, Shun-Sheng Li, Matteo Maturi, Lauro Moscardini, Mario Radovich, Robert Reischke, Maximilian Von Wietersheim-Kramsta
Comments: 7 pages, 5 figures (Including the appendix). Submitted to A&A
Subjects: astro-ph.CO
arXiv:2509.08349v1 [pdf]
Title: Volcanic Satellites Tidally Venting Na, K, SO2 in Optical & Infrared Light
Authors: Apurva V. Oza, Andrea Gebek, Moritz Meyer zu Westram, Armen Tokadjian, Anthony L. Piro, Renyu Hu, Athira Unni, Raghav Chari, Aaron Bello-Arufe, Carl A. Schmidt, Amy J. Louca, Yamila Miguel, Raissa Estrela, Jeehyun Yang, Mario Damiano, Yasuhiro Hasegawa, Luis Welbanks, Diana Powell, Rishabh Garg, Pulkit Gupta, Yuk L. Yung, Rosaly M. C. Lopes
Comments: 10 pages, 5 figures, accepted for publication in the Monthly Notices of the Royal Astronomical Society
Subjects: astro-ph.EP
arXiv:2509.08895v1 [pdf]
Title: Polarimetric Diversity in Tidal Disruption Events: Comparative Study of Low-Polarised sources with AT2020mot
Authors: A. Floris, I. Liodakis, K. I. I. Koljonen, E. Lindfors, B. Agìs-Gonzalez, A. Paggi, D. Blinov, K. Nilsson, I. Agudo, P. Charalampopoulos, M. A. Dìaz Teodori, J. Escudero Pedrosa, J. Otero-Santos, V. Piirola, M. Newsome, S. Van Velzen
Comments: 13 pages, 2 figures, accepted for publication in A&A
Subjects: astro-ph.HE, astro-ph.GA
arXiv:2509.07734v1 [pdf]
Title: Intrinsic alignments of galaxies in multiple projections
Authors: Marloes van Heukelum, Dennis Neumann, Marta Garcia Escobar, Nora Elisa Chisari, Henk Hoekstra
Comments: 18 pages, 13 figures, submitted to A&A
Subjects: astro-ph.CO
arXiv:2509.06886v1 [pdf]
Title: Cosmic Threads: Interlinking the Stellar Initial Mass Function from Star-Birth to Galaxies
Authors: Tereza Jerabkova, Donatella Romano, Pavel Kroupa, Philippe André, Martyna Chruślińska, Fabio Fontanot, Andrew Hopkins, Vikrant Jadhav, Natalia Lahén, Yueh-Ning Lee, Alessio Mucciarelli, Stefania Salvadori, Long Wang, Zhiqiang Yan, Morten Andersen, Anna Durrant, Fabien Louvet, Mariya Lyubenova, Francesca Matteucci, Piyush Sharda, Glenn van de Ven, Alexandre Vazdekis
Comments: White Paper reviewing the stellar IMF from star-forming clumps to galaxies. Prepared as an outcome of the Sesto workshop, it summarizes observational and theoretical evidence for IMF variability with metallicity and density, and outlines strategies for studying the IMF with new spectroscopic facilities. Submitted to Memorie della SAIt, under review. Comments welcome!
Subjects: astro-ph.GA, astro-ph.SR
arXiv:2509.06805v1 [pdf]
Title: Euclid preparation. Methodology for validating the Euclid Catalogue of Galaxy Clusters using external data
Authors: Euclid Collaboration, J. -B. Melin, S. A. Stanford, A. Widmer, P. Tarrío, J. G. Bartlett, T. Sadibekova, G. W. Pratt, M. Arnaud, F. Pacaud, T. H. Reiprich, A. Biviano, S. Bardelli, S. Borgani, P. -S. Corasaniti, S. Ettori, A. Finoguenov, Z. Ghaffari, P. A. Giles, M. Girardi, J. B. Golden-Marx, A. H. Gonzalez, M. Klein, G. F. Lesci, M. Maturi, B. J. Maughan, L. Moscardini, M. Pierre, M. Radovich, P. Rosati, J. G. Sorce, E. Tsaprazi, B. Altieri, A. Amara, S. Andreon, N. Auricchio, C. Baccigalupi, M. Baldi, E. Branchini, M. Brescia, S. Camera, G. Cañas-Herrera, V. Capobianco, C. Carbone, J. Carretero, M. Castellano, G. Castignani, S. Cavuoti, K. C. Chambers, A. Cimatti, C. Colodro-Conde, G. Congedo, C. J. Conselice, L. Conversi, Y. Copin, F. Courbin, H. M. Courtois, A. Da Silva, H. Degaudenzi, G. De Lucia, H. Dole, M. Douspis, F. Dubath, C. A. J. Duncan, X. Dupac, S. Dusini, S. Escoffier, M. Fabricius, M. Farina, S. Farrens, F. Faustini, S. Ferriol, F. Finelli, P. Fosalba, M. Frailis, E. Franceschi, M. Fumana, S. Galeotta, K. George, B. Gillis, C. Giocoli, J. Gracia-Carpio, A. Grazian, F. Grupp, S. V. H. Haugan, W. Holmes, F. Hormuth, A. Hornstrup, K. Jahnke, M. Jhabvala, E. Keihänen, S. Kermiche, A. Kiessling, M. Kilbinger, B. Kubik, M. Kümmel, M. Kunz, H. Kurki-Suonio, A. M. C. Le Brun, S. Ligori, P. B. Lilje, V. Lindholm, I. Lloro, G. Mainetti, D. Maino, E. Maiorano, O. Mansutti, O. Marggraf, M. Martinelli, N. Martinet, F. Marulli, R. J. Massey, S. Maurogordato, E. Medinaceli, S. Mei, M. Melchior, Y. Mellier, M. Meneghetti, E. Merlin, G. Meylan, A. Mora, M. Moresco, E. Munari, R. Nakajima, C. Neissner, S. -M. Niemi, C. Padilla, S. Paltani, F. Pasian, K. Pedersen, V. Pettorino, G. Polenta, M. Poncet, L. A. Popa, L. Pozzetti, F. Raison, R. Rebolo, A. Renzi, J. Rhodes, G. Riccio, E. Romelli, M. Roncarelli, E. Rossetti, R. Saglia, Z. Sakr, A. G. Sánchez, D. Sapone, B. Sartoris, P. Schneider, T. Schrabback, A. Secroun, E. Sefusatti, G. Seidel, M. Seiffert, S. Serrano, P. Simon, C. Sirignano, G. Sirri, L. Stanco, J. Steinwagner, P. Tallada-Crespí, D. Tavagnacco, A. N. Taylor, I. Tereno, N. Tessore, S. Toft, R. Toledo-Moreo, F. Torradeflot, I. Tutusaus, L. Valenziano, J. Valiviita, T. Vassallo, G. Verdoes Kleijn, A. Veropalumbo, Y. Wang, J. Weller, G. Zamorani, F. M. Zerbi, E. Zucca, V. Allevato, M. Ballardini, M. Bolzonella, E. Bozzo, C. Burigana, R. Cabanac, A. Cappi, D. Di Ferdinando, J. A. Escartin Vigo, L. Gabarra, J. Martín-Fleitas, S. Matthew, N. Mauri, R. B. Metcalf, A. Pezzotta, M. Pöntinen, C. Porciani, I. Risso, V. Scottez, M. Sereno, M. Tenti, M. Viel, M. Wiesmann, Y. Akrami, S. Alvi, I. T. Andika, S. Anselmi, M. Archidiacono, F. Atrio-Barandela, C. Benoist, P. Bergamini, D. Bertacca, M. Bethermin, A. Blanchard, L. Blot, H. Böhringer, M. L. Brown, S. Bruton, A. Calabro, B. Camacho Quevedo, F. Caro, C. S. Carvalho, T. Castro, F. Cogato, S. Conseil, A. R. Cooray, M. Costanzi, O. Cucciati, S. Davini, G. Desprez, A. Díaz-Sánchez, J. J. Diaz, S. Di Domizio, J. M. Diego, P. Dimauro, A. Enia, Y. Fang, A. G. Ferrari, A. Fontana, A. Franco, K. Ganga, J. García-Bellido, T. Gasparetto, V. Gautard, R. Gavazzi, E. Gaztanaga, F. Giacomini, F. Gianotti, G. Gozaliasl, M. Guidi, C. M. Gutierrez, A. Hall, S. Hemmati, C. Hernández-Monteagudo, H. Hildebrandt, J. Hjorth, J. J. E. Kajava, Y. Kang, V. Kansal, D. Karagiannis, K. Kiiveri, C. C. Kirkpatrick, S. Kruk, J. Le Graet, L. Legrand, M. Lembo, F. Lepori, G. Leroy, J. Lesgourgues, L. Leuzzi, T. I. Liaudat, S. J. Liu, A. Loureiro, J. Macias-Perez, G. Maggio, M. Magliocchetti, G. A. Mamon, F. Mannucci, R. Maoli, C. J. A. P. Martins, L. Maurin, M. Miluzio, P. Monaco, A. Montoro, C. Moretti, G. Morgante, C. Murray, K. Naidoo, A. Navarro-Alsina, S. Nesseris, F. Passalacqua, K. Paterson, A. Pisani, D. Potter, S. Quai, P. -F. Rocci, G. Rodighiero, S. Sacquegna, M. Sahlén, D. B. Sanders, E. Sarpa, A. Schneider, M. Schultheis, D. Sciotti, E. Sellentin, L. C. Smith, K. Tanidis, C. Tao, G. Testera, R. Teyssier, S. Tosi, A. Troja, M. Tucci, C. Valieri, A. Venhola, D. Vergani, G. Verza, P. Vielzeuf, N. A. Walton
Comments: 22 pages, 17 figures, submitted to A&A
Subjects: astro-ph.CO
arXiv:2509.06494v1 [pdf]
Title: Understanding JWST water spectra: what can thermochemical models tell us about the (cold) water in protoplanetary disks?
Authors: Marissa Vlasblom, Milou Temmink, Andrew D. Sellek, Ewine F. van Dishoeck
Comments: 19 pages, 20 figures, accepted for publication in Astronomy & Astrophysics
Subjects: astro-ph.EP
More