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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


Journal Club 18.05.2026

Mónica Taormina

Toward Early-type Eclipsing Binaries as Extragalactic Milestones: First Calibration of the SBCR from O- and B-type Stars in Detached Eclipsing Binaries
Wednesday Colloquium 20.05.2026

Patrick C. Fragile

What Are We Learning About Super-Eddington Accretion Disks From Simulations?
SPOTKANIA z ASTRONOMIĄ
Brak nadchodzących wykładów.

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(The announcements in Polish are of local interest only)

» Our recent papers on arXiv

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arXiv:2605.11703[pdf, html]
GW240925 and GW250207: Astrophysical Calibration of Gravitational-wave Detectors
Authors: The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, A. G. Abac, I. Abouelfettouh, F. Acernese, K. Ackley, A. Adam, 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, L. Albers, 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, C. Anand, A. Ananyeva, S. B. Anderson, W. G. Anderson, M. Andia, M. Ando, M. Andrés-Carcasona, J. L. Andrey, T. Andrić, J. Anglin, J. Anna, et al. (and 1792 authors not shown)
Comments:37 pages (11 pages author list, 7 pages main paper, 8 pages references, 11 pages supplemental material), 15 figures (4 in main text, 11 in supplemental material); accepted for publication in Physical Review Letters; data products available from https://doi.org/10.5281/zenodo.18600070
arXiv:2605.13799[pdf, html]
Tidal disruption of a low-mass star in an active galactic nucleus as the origin of the PS16dtm outburst
Authors:Marzena Śniegowska, Bożena Czerny, Michal Zajaček, Valentina Rosa, Vladimír Karas, Taj Jankovič, Tanja Petrushevska, Dragana Ilić, Benny Trakhtenbrot, Petr Kurfürst
Comments:17 pages, 10 figures, submitted to A&A. Comments welcome
arXiv:2605.07965[pdf, html]
A Changing-Look Seyfert Discovered by eROSITA Reveals a Two-Component Broad-Line Region
Authors:Alex Markowitz, Mirko Krumpe, David Homan, Bożena Czerny, Mariusz Gromazdki, Hartmut Winkler, Joern Wilms, Steven Hämmerich, Georg Lamer, Tathagata Saha, David A. H. Buckley, Malte Schramm, Daniel E. Reichart, Mara Salvato, Pietro Baldini
Comments:29 pages; 10 figures. Accepted for publication in Astronomy & Astrophysics
arXiv:2605.12644[pdf, html]
Ariel stellar characterisation IV. Fundamental parameters of 18 hot stars in the Ariel mission candidate sample
Authors:H. Ramler, S. P. D. Borthakur, C. P. Folsom, D. Bossini, A. Lehtmets, C. Danielski, D. Turrini, M. Benito, M. Tsantaki, L. Magrini, N. Moedas, K. Biazzo, R. da Silva, M. Kama, E. Siimon, V. Mitrokhina, K. G. Hełminiak, S. Benatti, M. Rainer
arXiv:2605.12769[pdf, html]
First evidence of neutrino absorption on argon using $^{8}$B solar neutrinos in DEAP-3600
Authors:P. Adhikari, P. -A. Amaudruz, D. J. Auty, M. Batygov, B. Beltran, M. A. Bigentini, C. E. Bina, W. Bonivento, M. G. Boulay, J. Brachman, B. Broerman, J. F. Bueno, M. Cadeddu, B. Cai, M. Càrdenas-Montes, N. Cargioli, S. Cavuoti, S. Choudhary, B. T. Cleveland, R. Crampton, S. Daugherty, P. Di Stefano, G. Dolganov, L. Doria, F. A. Duncan, M. Dunford, E. Ellingwood, A. Erlandson, S. S. Farahani, N. Fatemighomi, L. Ferro, G. Fiorillo, R. J. Ford, A. Garai, P. García Abia, S. Garg, P. Giampa, D. Goeldi, P. Gorel, K. Graham, A. L. Hallin, M. Hamstra, S. Haskins, T. Hoyte, J. Hu, J. Hucker, D. Huff, T. Hugues, A. Ilyasov, B. Jigmeddorj, C. J. Jillings, et al. (and 66 authors not shown)
Comments:6 pages, 3 figures
arXiv:2605.10827[pdf, html]
Search for long-term variability of HESS J1745-290
Authors:H. E. S. S. Collaboration, :, A. Acharyya, F. Aharonian, M. Backes, R. Batzofin, D. Berge, K. Bernlöhr, M. Böttcher, C. Boisson, J. Bolmont, F. Brun, B. Bruno, C. Burger-Scheidlin, T. Bylund, J. Celic, M. Cerruti, A. Chen, M. Chernyakova, J. O. Chibueze, O. Chibueze, B. Cornejo, G. Cotter, J. Damascene Mbarubucyeye, J. de Assis Scarpin, M. de Bony de Lavergne, M. de Naurois, E. de Oña Wilhelmi, A. G. Delgado Giler, J. Devin, A. Djannati-Ataï, A. Dmytriiev, K. Egg, J. -P. Ernenwein, C. Escanuela Nieves, P. Fauverge, K. Feijen, M. D. Filipovic, G. Fontaine, S. Funk, S. Gabici, J. F. Glicenstein, J. Glombitza, P. Goswami, L. Heckmann, B. Hess, J. A. Hinton, W. Hofmann, T. L. Holch, M. Holler, D. Horns, et al. (and 69 authors not shown)
Comments:10 pages, 4 figures