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The Colloquia are held in a "hybrid mode": both in the lecture hall and online or online only (speaker's decision).
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Forthcoming seminars


Wednesday Colloquium 05.11.2025

Grzegorz Wiktorowicz

Self-lensing binaries in the field and globular clusters
Journal Club 10.11.2025

Public Holiday

No Journal Club
SPOTKANIA z ASTRONOMIĄ 24.11.2025

Stanisław Bajtlik

Ciemna materia i ciemna energia - największy nierozwiązany problem w fizyce

» Announcements

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(The announcements in Polish are of local interest only)

» Our recent papers on arXiv

 archive
arXiv:2510.26931[pdf, other]
GW241011 and GW241110: Exploring Binary Formation and Fundamental Physics with Asymmetric, High-Spin Black Hole Coalescence
Authors: The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, A. G. Abac, I. Abouelfettouh, F. Acernese, K. Ackley, C. Adamcewicz, S. Adhicary, D. Adhikari, N. Adhikari, R. X. Adhikari, V. K. Adkins, S. Afroz, A. Agapito, D. Agarwal, M. Agathos, N. Aggarwal, S. Aggarwal, O. D. Aguiar, I. -L. Ahrend, L. Aiello, A. Ain, P. Ajith, T. Akutsu, S. Albanesi, W. Ali, S. Al-Kershi, C. Alléné, A. Allocca, S. Al-Shammari, P. A. Altin, S. Alvarez-Lopez, W. Amar, O. Amarasinghe, A. Amato, F. Amicucci, C. Amra, A. Ananyeva, S. B. Anderson, W. G. Anderson, M. Andia, M. Ando, M. Andrés-Carcasona, T. Andrić, J. Anglin, S. Ansoldi, J. M. Antelis, S. Antier, F. Antonini, M. Aoumi, et al. (and 1736 authors not shown)
Comments:Data available from Zenodo (https://zenodo.org/records/17343574) or the Gravitational-Wave Open Science Center (https://gwosc.org)
arXiv:2510.23823[pdf, other]
The Local Distance Network: a community consensus report on the measurement of the Hubble constant at 1% precision
Authors: H0DN Collaboration, Stefano Casertano, Gagandeep Anand, Richard I. Anderson, Rachael Beaton, Anupam Bhardwaj, John P. Blakeslee, Paula Boubel, Louise Breuval, Dillon Brout, Michele Cantiello, Mauricio Cruz Reyes, Geza Csörnyei, Thomas de Jaeger, Suhail Dhawan, Eleonora Di Valentino, Lluís Galbany, Héctor Gil-Marín, Dariusz Graczyk, Caroline Huang, Joseph B. Jensen, Pierre Kervella, Bruno Leibundgut, Bastian Lengen, Siyang Li, Lucas Macri, Emre Özülker, Dominic W. Pesce, Adam Riess, Martino Romaniello, Khaled Said, Nils Schöneberg, Dan Scolnic, Teresa Sicignano, Dorota M. Skowron, Syed A. Uddin, Licia Verde, Antonella Nota
Comments:71 pages, 18 figures
arXiv:2510.27470[pdf, other]
52 Eclipsing Quadruple Star Candidates Discovered in TESS Full Frame Images
Authors:Veselin B. Kostov, Brian P. Powell, Saul A. Rappaport, Tamas Borkovits, Robert Gagliano, Mark Omohundro, Thomas L. Jacobs, Martti H. Kristiansen, Guillermo Torres, Gerald Handler, Allan R. Schmitt, Hans M. Schwengeler, Tibor Mitnyan, Ivan A. Terentev, Daryll M. LaCourse, Andrew Vanderburg, Svetoslav D. Alexandrov, Cledison Marcos da Silva, Marco Z. Di Fraia, Aline U. Fornear, Marc Huten, Davide Iannone, Julien S. de Lambilly, Sam Lee, Jerome Orosz, Rafael Rodrigues, Allan Tarr, William Welsh
Comments:33 pages, 24 figures, 18 tables, AJ accepted
arXiv:2510.25589[pdf, other]
BlazEr1: The eROSITA Blazar Catalog. Blazars and Blazar Candidates in the First eROSITA Survey
Authors:S. Haemmerich, A. Gokus, F. McBride, P. Weber, L. Marcotulli, A. Zainab, W. Collmar, M. Salvato, J. Wolf, T. Sbarrato, S. Belladitta, J. Buchner, S. Saeedi, L. Dauner, M. Lorenz, O. Koenig, C. Kirsch, K. Berger, S. Bahic, D. Tubin-Arenas, M. Krumpe, D. Homan, A. Markowitz, P. Benke, F. Roesch, P. Rajasekar Kavitha, H. Tambe, M. Kadler, E. Ros, R. Ojha, J. Wilms
Comments:39 pages, 28 figures, submitted to A&A. Pre-referee version, comments are appreciated
arXiv:2510.25483[pdf, other]
A constant pressure model for the warm absorber in Mrk 509
Authors:Krzysztof Hryniewicz, Agata Różańska, Tek Prasad Adhikari, Matteo Guainazzi, Biswaraj Palit, Rafał Wojaczyński
Comments:19 pages, 9 figures, accepted for publication in A&A
arXiv:2510.25247[pdf, other]
Evolution of accretion disc-corona in the TDE Candidate AT 2019avd
Authors:Haichao Xu, Xinwu Cao, Yanan Wang, Andrzej A. Zdziarski
Comments:accepted by MNRAS
arXiv:2510.27022[pdf, other]
Direct multi-model dark-matter search with gravitational-wave interferometers using data from the first part of the fourth LIGO-Virgo-KAGRA observing run
Authors: The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration
Comments:10 pages, 1 figure (+1 figure in appendix)
arXiv:2510.26848[pdf, other]
Cosmological and High Energy Physics implications from gravitational-wave background searches in LIGO-Virgo-KAGRA's O1-O4a runs
Authors: The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration
Comments:Main paper: 33 pages, 20 figures