Planning
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Event |
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13:00 - 13:45
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Welcome - Welcome. |
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13:45 - 14:00
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Introduction (Amphithéâtre de l'Institut d'Astrophysique de Paris) |
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14:00 - 15:40
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Session 1 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Romane Le Gal |
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14:00 - 14:30 |
› Filaments and fibers in the Gould Belt molecular clouds - Alvaro Hacar, University of Vienna |
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14:30 - 14:50 |
› Understanding the dynamical state of star-forming filaments through magnetic field morphology: First results from the B-FUN project with NIKA2-POL - Philippe ANDRÉ - Astrophysique Interprétation Modélisation |
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14:50 - 15:10 |
› Tracing Variations of Dust Emissivity Spectral Index Associated with Interstellar Shocks - Wonju Kim, Max-Planck-Institut für Radioastronomie |
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15:10 - 15:40 |
› ALMA-IMF - Frédérique Motte, Institut de Planétologie et d'Astrophysique de Grenoble |
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15:40 - 16:10
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Coffee break (Forum de l'Institut d'Astrophysique de Paris (2nd floor)) |
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16:10 - 17:20
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Session 2 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Emeric Bron |
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16:10 - 16:40 |
› Stratified sampling in the Gould Belt molecular clouds - Mario Tafalla, Observatorio Asonomico Nacional (IGN), Spain |
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16:40 - 17:00 |
› Model-Based Deconvolution and Fusion of JWST/MIRI Multispectral and Hyperspectral Data. - Nicolas Monnier, Institut d'Astrophysique Spatiale, CNRS, Université Paris-Saclay |
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17:00 - 17:20 |
› High-Resolution Absorption Imaging of Infrared-Dark Filaments with JWST - Michael Mattern, Laboratoire AIM – CEA Paris-Saclay |
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| Time |
Event |
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09:00 - 10:30
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Session 3 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Antoine Zakardjian |
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09:00 - 09:30 |
› A High-Resolution View of Dense Gas Across Galactic Environments: Insights from M51 and Beyond - Sophia Stuber, National Astronomical Observatory of Japan, Max Planck Institute for Radio Astronomy |
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09:30 - 09:50 |
› Connecting Star Formation in the Milky Way and Nearby Galaxies -- Consistency of Star Formation on Molecular-Cloud Scales Across Galaxies - Jianwen Zhou, Max Planck Institute for Radio Astronomy |
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09:50 - 10:10 |
› Bayesian modeling of the multiphase ISM of a star- forming region in the LMC - Léo Belloir, Astrophysique Interprétation Modélisation |
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10:10 - 10:30 |
› Hierarchical Bayesian modeling of the spatially-resolved ISM in the nearby galaxy M99 - Frédéric Galliano, UMR Astrophysique, Instrumentation-Modelisation, à Paris-Saclay |
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10:30 - 11:00
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Coffee break (Forum de l'Institut d'Astrophysique de Paris (2nd floor)) |
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11:00 - 12:40
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Session 4 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Ivana Beslic |
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11:00 - 11:30 |
› Multi-line observations of nearby galaxies - Antonio Usero, Observatorio Astronomico Nacional (IGN) |
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11:30 - 12:00 |
› Comparative lifetime of atomic and molecular clouds in nearby galaxies - Lise Ramambason, Heidelberg University |
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12:00 - 12:20 |
› Topological models to recover intrinsic variations of physical conditions in galaxies - Vianney Lebouteiller, Astrophysique Interprétation Modélisation - Maxime Varese, Astrophysique Interprétation Modélisation |
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12:20 - 12:40 |
› LEGO: A Comprehensive Imaging Line Survey of Galactic Molecular Clouds - Jens Kauffmann, Haystack Observatory, Massachusetts Institute of Technology |
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12:40 - 14:00
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Lunch (Cantine de l'Observatoire de Paris) |
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14:00 - 15:40
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Session 5 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Antonio Usero |
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14:00 - 14:30 |
› Estimating the dense gas mass of molecular clouds using spatially unresolved 3 mm line observations - Antoine Zakardjian - Institut de recherche en astrophysique et planétologie |
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14:30 - 14:50 |
› LEGO: Connecting Probes of Dense Gas from the Milky Way to External Galaxies - Lukas Neumann, European Southern Observatory |
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14:50 - 15:10 |
› Multi-species non-LTE modelling of Galactic massive star forming regions - Minou Greve, Argelander Institut fur Astronomie |
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15:10 - 15:40 |
› Revisiting the role of the HCN(1-0) line as a tracer of the dense gas reservoir for star formation. - Miriam G. Santa-Maria, Instituto de Física Fundamental [Madrid] |
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15:40 - 16:10
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Coffee break (Forum de l'Institut d'Astrophysique de Paris (2nd floor)) |
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16:10 - 17:20
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Session 6 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Mario Tafalla |
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16:10 - 16:40 |
› Application of scattering transforms to the separation of ISM phases - Erwan Allys, Laboratoire de physique de l'ENS - ENS Paris |
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16:40 - 17:00 |
› Fitting AGN and host galaxy emission lines with CIGALE - Patrice Theule, Laboratoire d'Astrophysique de Marseille |
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17:00 - 17:20 |
› Beyond Moment 0: Deep Learning the Spectral Kinematics of High-z Star Formation? - Arnab Lahiry, Foundation for Research and Technology - Hellas, University of Crete [Heraklion] |
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Wednesday, April 22, 2026
| Time |
Event |
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09:00 - 10:30
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Session 7 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Karine Demyk |
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09:00 - 09:30 |
› Magnetic field and star formation - Anaëlle Maury, ICE/CSIC & CEA/AIM |
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09:30 - 09:50 |
› A model for late accretion streamers and chemical replenishment in protoplanetary disks - David Navarro, Centro de Astrobiologia |
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09:50 - 10:10 |
› Grain growth in the early stage of star formation revealed by NIKA2 observations and 3D radiative transfer modeling - Enyi Zhu, Institut de recherche en astrophysique et planétologie |
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10:10 - 10:30 |
› Gas-phase Elemental abundances in Molecular CloudS (GEMS): Understanding the diversity of starless cores. - Fuente Asuncion, Centro de Astrobiologia (CAB, CSIC-INTA) |
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10:30 - 11:00
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Coffee break (Forum de l'Institut d'Astrophysique de Paris (2nd floor)) |
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11:00 - 12:40
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Session 8 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Lucas Einig |
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11:00 - 11:30 |
› Flow Matching for Robust Simulation-Based Inference under Model Misspecification - Florence Forbes, Centre Inria de l'Université Grenoble Alpes, Modèles statistiques bayésiens et des valeurs extrêmes pour données structurées et de grande dimension |
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11:30 - 12:00 |
› Toward robust estimates of the physicochemical properties of interstellar molecular clouds without ground truth - Léontine Ségal, Thales LAS France |
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12:00 - 12:20 |
› Chemical complexity in outer Galaxy star-forming regions - Francesco Fontani, Laboratoire d'étude de l'Univers et des phénomènes eXtrèmes, INAF - Osservatorio Astrofisico di Arcetri, Center for Astrochemical Studies |
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12:20 - 12:40 |
› T|3D Presenting The First 3D-Temperature-Map Of Our Galaxy - Jonathan Shelest, Technion - Israel Institute of Technology [Haifa] |
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12:40 - 14:00
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Lunch (Cantine de l'Observatoire de Paris) |
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14:00 - 15:40
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session 9 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Franck Le Petit |
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14:00 - 14:30 |
› Neural network-based emulation of ISM models : the case of the Meudon PDR code - Emeric Bron, Laboratoire d'étude de l'Univers et des phénomènes eXtrèmes |
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14:30 - 15:00 |
› BEETROOTS, a new bayesian framework for inverse problems, - Pierre Palud, Observatory of Meudon |
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15:00 - 15:20 |
› A hierarchical likelihood model for non-linear inverse problems under additive and multiplicative noises - Nicolas Goeman, Centre de Recherche en Informatique, Signal et Automatique de Lille - UMR 9189 |
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15:20 - 15:40 |
› Deciphering Photodissociation Regions: Radiative Feedback, High-Resolution Infrared Tracers, and Advanced Astrochemical Modeling. - Aurélien Piluso, Observatoire de Paris |
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15:40 - 16:10
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Coffee break (Forum de l'Institut d'Astrophysique de Paris (2nd floor)) |
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16:10 - 17:30
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Session 10 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Marion Zannesse |
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16:10 - 16:40 |
› Quantifying the information content of spectral tracers for interstellar medium studies - Lucas Einig, Institut de RadioAstronomie Millimétrique, Grenoble Images Parole Signal Automatique |
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16:40 - 17:10 |
› Assisting sampling with generative models - Marylou Gabrié, Département de Physique de l'ENS-PSL |
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17:10 - 17:30 |
› Observational study of a hot corino cluster bathed by an external UV radiation field - Aina Palau, Universidad Nacional Autónoma de México = National Autonomous University of Mexico |
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| Time |
Event |
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09:00 - 10:30
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Session 11 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Pierre Gratier |
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09:00 - 09:30 |
› Deep priors for approximate posterior sampling in imaging inverse problems - Thomas Oberlin, Institut Supérieur de l'Aéronautique et de l'Espace |
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09:30 - 09:50 |
› The fundamental structure and physical conditions of the Orion Bar as seen by JWST and ALMA - Marion Zannese, Instituto de Física Fundamental [Madrid] |
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09:50 - 10:10 |
› Identifying the Stellar Populations "behind" interstellar clouds for Ice Mapping the distribution of solid material in star-forming regions - Lorenzo Demaria, The Open University |
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10:10 - 10:30 |
› From IR dark clouds to evolved Hii regions: a machine learning approach to identifying evolutionary stages of molecular clumps - Karolina Plakitina, Institute of Astronomy of the Russian Academy of Sciences |
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10:30 - 11:00
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Coffee break (Forum de l'Institut d'Astrophysique de Paris (2nd floor)) |
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11:00 - 12:40
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Session 12 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Maryvonne Gerin |
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11:00 - 11:30 |
› The Structure of Nearby Molecular Clouds Revealed by Ammonia - Jaime Pineda, Giessenbachstrasse 1 |
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11:30 - 12:00 |
› Dense core chemistry - Helena Mazurek, LUX |
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12:00 - 12:20 |
› Fusion of JWST data - Demonstrating practical feasibility - Landry Marquis, Institut de recherche en astrophysique et planétologie, Signal et Communications, Institut Supérieur de l'Aéronautique et de l'Espace |
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12:20 - 12:40 |
› Resolved CO Isotopologues and Dust Emission in Giant Molecular Clouds of the Andromeda Galaxy - Chloe Bosomworth, Centre for Astrophysics Research [Hatfield] |
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12:40 - 14:00
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Lunch (Cantine de l'Observatoire de Paris) |
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14:00 - 15:50
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Session 13 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Olivier Flasseur |
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14:00 - 14:30 |
› Deep learning for source/line detection in hyperspectral data - David Cornu, LUX |
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14:30 - 15:00 |
› Automated line attribution in line surveys - Timea Csengeri, LAB |
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15:00 - 15:20 |
› Probing the potential for kinematically colder H I component as a tracer for star-forming gas in nearby galaxies - Hye-Jin Park, Australian National University, CEA Paris-Saclay |
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15:20 - 15:50 |
› High-angular resolution, wide-field observations of the Milky Way Central Molecular Zone - Jonathan Henshaw, Max Planck Institute for Astronomy |
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15:50 - 16:20
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Coffee break (Forum de l'Institut d'Astrophysique de Paris (2nd floor)) |
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16:20 - 17:20
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Session 14 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Antoine Roueff |
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16:20 - 16:50 |
› Deep learning for radar image processing - Florence Tupin, LTCI, Télécom Paris |
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16:50 - 17:20 |
› Exploring the circumstellar environment by direct imaging at high contrast with data-driven approaches - Olivier Flasseur, Centre de Recherche Astrophysique de Lyon |
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| Time |
Event |
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09:00 - 10:10
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Session 15 (Amphithéâtre de l'Institut d'Astrophysique de Paris) - Timea Csengeri |
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09:00 - 09:30 |
› From Diffuse Gas to Star-Forming Filaments: Mapping the Magnetic and Ionization Landscape of Orion B - Ivana Beslic, LUX, Observatoire de Paris |
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09:30 - 09:50 |
› Direct Detection of Cosmic-Ray-Excited H₂ in Interstellar Space - Shmuel Bialy, Technion - Israel Institute of Technology [Haifa] |
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09:50 - 10:10 |
› The cosmic-ray ionization rate in nearby cold clumps - Gan Luo, Institut de RadioAstronomie Millimétrique |
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10:10 - 10:30
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Conclusions (Amphithéâtre de l'Institut d'Astrophysique de Paris) |
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10:30 - 11:00
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Coffee break (Forum de l'Institut d'Astrophysique de Paris (2nd floor)) |
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11:00 - 12:00
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Visit of Paris Observatory - Museum, Cassini room, roof and view on Paris, ...
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