AG meeting 2026

Abstracts

4MOST AGN ALMA2040 CloseBinaries CompQuantum Education EScience Galaxies GalaxyClusters jungeAG LargeScale LIM MassiveStars MeVSky NonThermalAccel Outreach Relativistic SKA SMBHs StarClusters StarFormation StellarEndpoints General Plenary

4MOST: facility performance and planned spectroscopic survey science

Presenter	Title	Type
Carolina Andonie	Performance and First Science Insights from the 4MOST AGN Survey (S6): Early Results from SPV	Contributed Talk
Ivan Minchev	Galactic Archaeology with 4MIDABLE-LR	Invited Talk
Joe Liske	Galaxy evolution with WAVES	Contributed Talk
Léa Marques	Dynamics at the bar-spiral interface	Poster
Luca Tortorelli	4C3R2 in 4MOST Survey Verification (SPV): early lessons for Stage-IV redshift calibration	Contributed Talk
Maria Bergemann	4MOST Milky Way disk and bulge high-resolution survey	Contributed Talk
Maria-Rosa Cioni	The 1001MC survey - First-look data and future directions	Invited Talk
Norbert Christlieb	The 4MOST Milky Way Halo High-Resolution Survey	Contributed Talk
Rajesh Potlia	First Light on the Baryon Cycle: Initial 4MOST Survey Programme Validation Results from the ByCycle Survey	Contributed Talk
Roelof S. de Jong	4MOST Facility Overview	Invited Talk
Susmitha Antony	First insights into Milky Way halo substructures from 4MOST HR SPV spectra	Contributed Talk
Weijia Sun	Payne module in 4MOST Galactic pipeline and results for SPV	Contributed Talk

Probing the Central Engine of Active Galactic Nuclei with Variability

Presenter	Title	Type
Bozena Czerny	General properties about the continuum variability of radio-quiet AGN in optical/UV and X-ray band	Invited Talk
Catalina Sobrino Figaredo	Isolating the Intrinsic Emission of an Accretion Disk	Contributed Talk
Francisco Pozo Nunez	Final Discussion: Future Prospects for AGN Time-Domain Studies	Contributed Talk
Francisco Pozo Nunez	Introduction: AGN Variability as a Probe of the Central Engine.	Contributed Talk
Iliana Cortés	Machine Learning Decomposition of Photometric AGN Variability	Contributed Talk
Johannes Just	Generating Training Data for Machine Learning Approaches to Quasi Periodic Blazar Light Curves	Contributed Talk
Jorge Cuadra	Extreme Accretion and Multi-Wavelength Variability in the Sub-Milliparsec Binary Candidate AT 2021hdr	Contributed Talk
Ke-Jung Chen	Feeding the Beast: How Supermassive Black Holes Grow at Galactic Centers	Contributed Talk
Mariia Demianenko	Broad line region echo from highly accreting intermediate-mass black hole SDSS J144850.08+160803.1	Contributed Talk
Raoul Kinadeter	Dynamics and Spectra-Polarimetric Signatures of GRMHD Simulations with Multiple Magnetic Loops	Contributed Talk
Robert W. Schmidt	Microlensing and the size of the engine	Contributed Talk
Salem Wolsing	In the Eye of the Storm: The Third Giant X-ray Outburst of the Extreme Changing-look AGN IC 3599	Contributed Talk
Simon Porten	Lepto-Hadronic Modelling of Multi-Messenger Emission from Precessing Blazar Jets	Contributed Talk

ALMA2040: Scientific Opportunities and Technical Frontiers for a Next-Generation Sub-mm Facility

Presenter	Title	Type
Anna Penzlin	Planet formation on solar system scales	Invited Talk
Dominik Riechers	Central Questions in (Sub-)millimeter Studies of the Early Universe in the 2040s	Invited Talk
Eric Liang	WISDOM in ALMA2040: galaxy centre physics at high resolution, from supermassive black-holes to molecular clouds	Invited Talk
Hannah Stacey	Gravitational detection of low-mass structure with a next-generation sub-mm interferometer: robust tests of dark matter and black hole mergers in the 2040s	Contributed Talk
Jaime Pineda	From Clouds to Disks: Revealing the Environmental Regulation of Star Formation with ALMA2040	Invited Talk
Jakob den Brok	Prospects for studying the local Universe with ALMA2040	Invited Talk
Jakob den Brok, Peter Schilke	Introduction to the Splinter Session	Invited Talk
Lukas Neumann	Decoding the molecular ISM: why multi-line, multi-transition spectroscopy is the key to ALMA2040	Contributed Talk
María Díaz Trigo	ALMA 2040: from science to a facility design concept	Invited Talk
Peter Schilke & Jakob den Brok	Discussion	Invited Talk
Vardan Elbakyan	What Theory Needs from ALMA2040: Connecting Mass Supply, Disk Evolution, and Planetary-System Outcomes	Invited Talk

Close Binaries and Stellar Mergers

Presenter	Title	Type
Anna Gebhardt	Probing common-envelope evolution with hot subluminous stars in the PLATO era	Contributed Talk
Chinmaya Nagar	A Close Look at the Multiplicity of Young Massive Stars in Galactic Embedded Clusters	Contributed Talk
Christoph Schürmann	Populations of evolved massive binary stars in the Small Magellanic Cloud	Contributed Talk
Cormac Larkin	Circumstellar environments of recent mass transfer binaries in Westerlund 1	Contributed Talk
Damien Gagnier	Dynamical friction in stratified stellar envelopes	Contributed Talk
Daniel Pauli	The role of massive star eruptions on stellar and binary evolution	Contributed Talk
Doruk Gogus	Hot Subdwarfs Beyond the Thin Disc: A Volume-Limited Survey to 700 pc	Poster
Eric Stringer	The population of compact sdB-WD binaries and their role as double detonation progenitors	Contributed Talk
Fabian Mattig	New Hot Subdwarf Binaries from a SOAR Spectroscopic Survey	Contributed Talk
Felix Arnon Teutloff	dentifying double-detonation Supernova Ia progenitor systems in the galactic disk	Contributed Talk
Giovanni Stimamiglio	3D MHD Simulations of Double ONe White Dwarf Mergers	Contributed Talk
Harim Jin	Chemical fingerprints of binary interaction in massive stars	Contributed Talk
Harry Dawson	Short-period binary hot subdwarfs: a complete census within 500pc	Contributed Talk
L. Kufleitner	Hot subdwarf stars from the Hamburg Quasar Survey: Evidence for the merger origin of helium-rich subdwarfs	Contributed Talk
Lars Chrischilles	Population study of Accreting White Dwarfs in M33 based on X-ray emission	Poster
Max Pritzkuleit	Not all that glitters is massive: Impostors in the search for massive hot subdwarfs	Contributed Talk
Mike Lau	Unveiling luminous red novae from 3D radiation-hydrodynamic simulations of common-envelope evolution	Contributed Talk
Nicole Reindl	The first detached, double eclipsing, double lined, and double degenerate system inside a planetary nebula	Contributed Talk
Peter Cheung Siu Hei	Planetary Nebula from 3D MHD Common Envelope Simulation	Poster
Robin Trigg	Unveiling the mysteries of WR stars at Low Metallicity: Insights from new spectroscopy from NGC 6822	Contributed Talk
Sara Saeedi	Classification and study of new X-ray emitting symbiotic star candidates detected by eROSITA	Contributed Talk
Semih Filiz	A treasury of hot white dwarfs	Contributed Talk
Stephania Hernandez	Building Double-Detonation Supernovae: The Evolutionary Pathway of sdB+WD Binaries	Contributed Talk
Thomas Kupfer	Observing the most compact binaries with the Time Domain Telescope	Contributed Talk
Todt, H.	PoWR stellar atmosphere grids of OB-type stars	Poster
Veronika Schaffenroth	Period variations of post-common envelope binaries	Contributed Talk
Zoë Kaffarnik	Quantitative spectroscopic analysis of He-sdO stars	Contributed Talk

Advances in Computational Astrophysics with a Quantum Computing Perspective

Presenter	Title	Type
Alankar Dutta	A turbulent story of cooling and mixing in the circumgalactic medium	Contributed Talk
Alex Ziampras	Hydrodynamics simulations of stellar outbursts in protoplanetary disks with radiative transfer and dust evolution	Contributed Talk *)
Alexandros Ziampras	Accretion outbursts and substructure at the dead zone inner edge	Contributed Talk
Christoph Pfrommer	Bridging microscopic and macroscopic cosmic ray transport in galaxies	Contributed Talk
Farida Farsian	Exploring Quantum Computing Approaches for Astrophysics and Cosmology in the NISQ Era	Contributed Talk
Jens Niemeyer	Panel discussion on Quantum Computing	Contributed Talk
Leonard Storcks	Per Astronomix ad Astra: High-Order Differentiable (Magneto)hydrodynamics with Energy-Conserving Self-Gravity	Contributed Talk
Luigi Iapichino	Quantum-Accelerated HPC: Opportunities for Astrophysics and Astronomy	Contributed Talk
Philipp Grete	Highlights and lessons learned from simulations at the exascale	Contributed Talk
Rainer Weinberger	Overcoming the scale-problem in galaxy formation simulations using multi-fluid hydrodynamics	Contributed Talk
Sajad Abbar	Collective Oscillations of Supernova Neutrinos on Quantum Computers	Contributed Talk
Stephan Rosswog	Simulating Neutron Star Mergers with Lagrangian Numerical Relativity code SPHINCS_BSSN	Contributed Talk
Ulrich Philipp Steinwandel	LUNA: A Performance Portable, Scalable, Differentiable, Collisionless N-Body + Hydrodynamics Codefor Astrophysical Fluid Dynamics	Contributed Talk
Volker Springel	Discussion on artificial intelligence-informed coding	Contributed Talk
Volker Springel	Divergence-free magnetohydrodynamics on a moving mesh	Contributed Talk

Meeting Bildungsausschuss AG

Presenter	Title	Type
Aishwarya Girdhar	Connecting Astronomy Research and Education: Insights from the CORE project	Contributed Talk
Cecilia Scorza-Lesch	„Die Blaue Perle“: Vom Wissen über unseren Planeten zum nachhaltigen Handeln	Contributed Talk
Cormac Larkin	A comparative study of factors motivating Astronomy and Physics university students	Contributed Talk
Martin Quast	Ein Analogieversuch zum Mikrolinseneffekt im physikalischem Praktikum	Contributed Talk
Ralf-Juergen Dettmar	The European Space Education Regional Office (ESERO) in Germany	Poster
Simon Kraus	Netzwerk smarte Teleskope: Ein Pilotprojekt zum Einsatz smarter Teleskoptechnik im Unterricht	Contributed Talk
Susanne Hüttemeister	ESERO – Angebote und Erwartungen	Contributed Talk

E-Science / E-Infrastructures / Virtual Observatory / Machine Learning

Presenter	Title	Type
Arman Khalatyan	AI Agents for Reproducible Astronomy: DRP-Hub as a Science Accelerator	Contributed Talk
Bernhard Schulz	Progress at the SOFIA Data Center (SDC): Infrastructure, Data Pipelines, and Archiving	Contributed Talk
Demleitner, M.	A New Version Of VODataService: Blind Discovery and Theory Data	Contributed Talk
Enrico Tom Leonhard Strauß	S3-Enabled Reproducible Workflows: Bridging REANA, DRP-Hub, and AI-Driven Data Analysis	Contributed Talk
Günther Heemann	Compact Convolutional Neural Networks for Object Detection	Contributed Talk
Iliana Cortés	Modelling AGN Optical Lightcurves via Inference of AD-BLR delay (MAGNOLIA)	Poster
Prateek Gupta	PUNCH4NFDI Infrastructure: The Platform for the analysis of Astrophysical Data	Contributed Talk
Sebastian Trujillo Gomez	he challenges and rewards of developing useful discovery tools for modern astrophysics	Contributed Talk
Thomas Schörner	The PUNCH4NFDI Consortium now and then: FAIR science for astronomy (and beyond)	Contributed Talk
Toka Alokda	Segmenting proto-halos with vision transformers	Contributed Talk

Star-forming Galaxies in the Early Universe

Presenter	Title	Type
Akash Vani	Building massive galaxies early through efficient star formation and feedback	Contributed Talk
Dominik Riechers	Physical Conditions for Massive Star Formation in Massive Galaxies in the First Billion Years	Contributed Talk
Eileen Herwig	The distribution of different star-forming galaxies in dense environments	Contributed Talk
Federica Mauro	From local galaxies to cosmic noon: reconstructing the evolution of stellar populations in galaxy components	Contributed Talk
Ke-Jung Chen	How Population III Supernovae Determined the Properties of the First Galaxies	Poster
Ke-Jung Chen	Turbulence in Primordial Dark Matter Halos and Its Impact on the First Star Formation	Contributed Talk
Lilian Lee	Dynamical constraints on galaxy evolution at z>4	Contributed Talk
Pei-Cheng Tung	Magnetohydrodynamic Simulations Dwarf Galaxies and Their Circumgalactic Medium Across Cosmic Time	Contributed Talk
Prachi Prajapati	Vz-GAL: Revisiting the CO-H2 Conversion Factor Tension	Contributed Talk
Seok-Jun Chang	Probing Cold Gas within and around Galaxies through the Mg II Resonance Doublet	Contributed Talk
Seok-Jun Chang	Study of the formation of Hα and Hβ Emission in Little Red Dots with Radiative Transfer in Multiphase Gas	Poster
Silvia Almada Monter	What Shapes Lyman-alpha Spectra? Radiative Transfer through Anisotropic Gas	Contributed Talk
Sylvia Adscheid	The CIB as a window into star formation in the early Universe	Contributed Talk

From protoclusters to galaxy clusters: probing structure formation and cosmology with current and next-generation surveys

Presenter	Title	Type
Dominika Wylezalek	A dense cosmic knot around an extremely red quasar at z ~3 discovered with the JWST	Contributed Talk
Eelco van Kampen	Surveying large samples of distant galaxy clusters with the Atacama Large Area Sub-mm Telescope (AtLAST)	Contributed Talk
Eileen Herwig	Testing observational protocluster searches with MillenniumTNG	Contributed Talk
Florian Kleinebreil	Weak-lensing mass calibration of SPT-3G clusters in Euclid Deep Field South Q1	Contributed Talk
Ilaria Marini	How the large-scale environment impacts galaxy groups	Contributed Talk
Kazuyuki Ogura	Emission line galaxy model with a semi-analytic galaxy formation model, New Numerical Galaxy Catalog (ν2GC)	Contributed Talk
Luca Fiorino	X-ray Scaling Relations of Galaxy Groups and Clusters in the First eROSITA All-Sky Survey	Contributed Talk
Matthias Kluge	Rare Blue-core BCGs in eRASS:5 as Optical Signatures of ICM Cooling	Contributed Talk
Mihir Kulkarni	Can Post-Inflationary Warm Wave Dark Matter Explain the eBOSS Lyman-alpha Power Spectrum Tension?	Contributed Talk
Nicola Malavasi	The connectivity-mass relation of eROSITA clusters	Contributed Talk
Nikolas Zimmermann	Weak Lensing Analysis of High-z Galaxy Clusters	Contributed Talk
Raphael Zöller	Wendelstein Coma Cluster Census: Galaxy Luminosity Function and Structural Parameter Density Distributions	Contributed Talk
Silas Zelmer	Simulation-Based Inference (SBI) for eROSITA Galaxy Cluster Cosmology Using Set-Based Neural Networks	Contributed Talk
Tim Schrabback	Deep cluster weak lensing measurements with Euclid	Contributed Talk
Tobias Mistele	Unlocking the full potential of the eRASS:5 cluster catalog with weak-lensing observations from DES and DECADE	Contributed Talk
Ulrich Philipp Steinwandel	Constrained simulations of the Coma cluster and their observables	Contributed Talk
Victoria Toptun	Tracing the properties of low-mass galaxy groups with eROSITA	Contributed Talk
Xiaoyuan Zhang	Probing hot baryons beyond the virial radius of massive halos	Contributed Talk
Yinghua Huang	Exploring the Temperature Dependence of Intrinsic Scatter in the Galaxy Cluster X-ray Luminosity–Temperature Relation	Poster

Junge AG / Young AG

Presenter	Title	Type
Leon Heinisch, Alexander Leukert	Dynamics and stability of time-varying equilibria in a modified five-body problem	Invited Talk
Malte Przybyl	The "Environmental Impact" on the Star Formation History of Dwarf Galaxies	Contributed Talk
Philipp Salewsky	Comparing thermal and non-thermal emission of galactic outflows	Contributed Talk
S. Hämmerich	eROSITA - keeping up with the blazars	Contributed Talk
Sabina Bahic	jAG/AG/RDS Introduction + Discussion	Contributed Talk

Beyond 2-Point Large Scale Structure Cosmology

Presenter	Title	Type
Anik Halder	Towards multi-tracer cosmology in wide-area surveys via scalable inference of galaxy properties	Contributed Talk
David Gebauer	Simulation-based inference with the integrated 3PCF	Contributed Talk
Elena Silvestre-Rosello	Galaxy halo shapes from lens-shear-shear statistics	Contributed Talk
Lina Castiblanco	Enhancing cosmological constraints with joint galaxy clustering and weak lensing PDF	Contributed Talk
Luca Tortorelli	Forward-modelling galaxy surveys for next-generation cosmological measurements	Contributed Talk
Morteza Pashapour-Ahmadabadi	Probing Large-Scale Structure with One-Point Statistics: Hierarchical Counts-in-Cells model for Radio Surveys	Contributed Talk
Phu Huy Nguyen	Simulation-based inference of Cosmological parameters from the Higher-order statistics of galaxy distribution	Poster
Prateek Gupta	MITRO: an adaptive friends-of-friend algorithm for Identifying gravitationally bound large-scale structures in galaxy-redshift survey	Contributed Talk
Pritha Paul	Relativistic effects in Large Scale Structure	Contributed Talk
Rishabh Ranjan	Evolution Mapping of the Nonlinear Matter Bispectrum	Contributed Talk
Sijin Chen	Probing Parity Violation with Weak Lensing Trispectrum	Contributed Talk
Toka Alokda	Coverage is not enough: What SBI posteriors of f_NL are actually telling you	Contributed Talk
Yourong Frank Wang	Lyman-α Forest Signatures of Mixed Fuzzy and Cold Dark Matter	Contributed Talk
Zhengyangguang Gong	Merging Information from Galaxy Formation with Cosmology Inference: A Lens-Equal-Source Dark Energy Survey Year 6 3 × 2-point Analysis using Physics-Informed Priors	Contributed Talk

Line Intensity Mapping

Presenter	Title	Type
Ankur Dev	Atmospheric noise mitigation for line-intensity mapping with CCAT Observatory	Contributed Talk
Caroline Heneka	Constraining Reionization with 21cm Cross-Correlations: Galaxies and Line Intensity Mapping	Contributed Talk
Christos Karoumpis	Line intensity mapping with the ALMA interferometer	Contributed Talk
Cora Uhlemann	One with HI: Modelling HI Intensity Mapping one-point statistics including systematics	Contributed Talk
Himadri Saha	Considerations from line intensity mapping towards developing filterbank spectrometers for next generation mapper instruments	Contributed Talk
Jonathan Clarke	Cross-instrument cross-correlation for submm line intensity mapping	Contributed Talk
Karolina Garcia	Bridging Scales: Multiphase ISM Modeling for Line Intensity Mapping	Contributed Talk
Thomas Blankenburg	An invertible simulator for efficient reconstruction of dark matter density from line intensity maps	Contributed Talk

The role of magnetic fields in the evolution of massive stars

Presenter	Title	Type
Christoph Schürmann	Populations of evolved massive binary stars in the Small Magellanic Cloud	Contributed Talk
Giovanni Stimamiglio	Internal Fields and Where to Find Them: Theoretical Predictions from Binary-Stripped Helium Stars	Contributed Talk
Hubrig	Observational evidence for the presence of magnetic fields in massive stars	Contributed Talk
Jo-Shui Kao	Assessing the Reliability of the Polarization–Intensity Gradient Method in Star Formation Simulation	Contributed Talk
Joshua Barquero Alvarado	Impact of magnetically-driven jets and radiative feedback on the formation of massive stars	Contributed Talk
Katlego Ramalatswa	3D Simulations of a Core-Collapse Progenitor with Varied Resolution	Contributed Talk
Manfred Küker	MHD simulations of magnetospheres around massive stars	Contributed Talk
Marco Vetter	Magnetic field amplification in stellar mergers and common envelope events	Invited Talk
Markus Schöller	Measuring stellar magnetic fields - what, how, and where?	Contributed Talk
Michael Abdul-Masih	Massive contact binaries as probes of magnetic field formation processes	Invited Talk
Pavan Vynatheya	When two stars become one: collisions and mergers	Invited Talk
Pei-Cheng Tung	Galactic Environments as Architects of Supernova Remnant Formation	Poster
Rhys Seeburger	The physical properties of post-mass-transfer binaries	Invited Talk

Reopening the MeV Sky with COSI and Beyond

Presenter	Title	Type
Chris Karwin	From Data Challenges to COSI Science	Invited Talk
Daniel Schrainer	Calibrating a Compton Camera in the lab	Poster
David Berge	The future of MeV gamma-ray satellite missions beyond COSI	Invited Talk
Dimitris Tsatsis	Constraints on Cosmic-Rays and the MeV Emission from Jupiter’s Atmosphere	Poster
Dimitris Tsatsis	Extension of the Source catalogue for INTEGRAL/SPI with 22 Years of Data	Poster
Jan Peter Lommler	CNNCat: Categorizing high-energy photons in a Compton/Pair Telescope with Convolutional Neural Networks	Poster
Kaveh Kooshk	ScintLaCHARM: A Scintillator Compton Camera Detector concept, optical simulation, and scalable SiPM readout	Poster
Laura Eisenberger	MHz to TeV expectations from scotogenic WIMP dark matter	Poster
Laura Eisenberger	Observations of the dark matter halo of the Andromeda Galaxy with INTEGRAL/SPI	Poster
Manja Zimmerer	Contributions of massive stars and classical novae to Galactic 26Al	Poster
Manuel Skalka	Electron-Positron Annihilation in Globular Clusters and the 511 keV – 2.223 MeV Correlation	Poster
Pascal Janowski	Overcoming the limitations of binned response matrices for Compton telescopes	Contributed Talk
Rudi Reinhardt	Imaging and Model Fitting	Poster
Saurabh Mittal	Search for Axion-like Particles from Massive Stars	Poster
Saurabh Mittal	Stellar flares cannot explain the Galactic 511 keV emission	Poster
Thomas Siegert	Nuclear Astrophysics with the Compton Spectrometer and Imager	Contributed Talk
Tomohiko Oka	All-sky models of cosmic-ray-induced nuclear gamma-ray line emission	Poster
Tristan Bouchet	Probing acceleration mechanisms with high-energy spectro-polarimetry	Contributed Talk

Cosmic Accelerators and the Non-Thermal Universe: From Black Holes to Galaxies and the Cosmic Web

Presenter	Title	Type
Artem Bohdan	The Kinetic Heart of Cosmic Accelerators	Invited Talk
Axel Arbet-Engels	Exploring the Non-thermal Universe with LST and MAGIC	Invited Talk
Daniele Villa	The dynamics of energetic particles in black hole accretion disks	Contributed Talk
Felix Glaser	Probing anisotropic particle acceleration and limb brightening in Centaurus A's jet	Contributed Talk
G. Mattia	Resistive MHD Modelling of Astrophysical Jets	Invited Talk
Gabriel Torralba Paz	Ion and electron acceleration in strongly magnetized mildly relativistic shocks	Contributed Talk
Jannis Wagner	Time-Dependent Modeling of Astrophysical and DM Secondary Signatures in Dwarf Galaxies	Contributed Talk
Jorge Cuadra	Reproducing the Multiwavelength Galactic Center Gamma-Ray Emission with a Composite PeVatron and Realistic Cosmic-Ray Dynamics	Contributed Talk
Nikita	Particle Acceleration and Emission Signatures in Relativistic large-scale AGN Jets	Contributed Talk
Patrick Günther	Constraining Acceleration Mechanisms in Blazar Jets Through Sub-grid Modeling in MHD Simulations	Contributed Talk
Ralf-Juergen Dettmar	Magnetic Fields and CRE Transport in Galactic Halos: an Update	Contributed Talk
Robert Brose	Spectral variations between different CR species caused by abundancy gradients in the CSM of massive stars	Contributed Talk
Xavier Rodrigues	Constraining acceleration and diffusion in blazar jets with multi-messenger data	Contributed Talk

Public Outreach in der Astronomie

Presenter	Title	Type
Carolin Liefke	Asteroids2029: Das International Year of Asteroid Awareness and Planetary Defence	Contributed Talk
Carolin Liefke	Bildung eines nationalen IAU-Öffentlichkeitsarbeitskomittees	Contributed Talk
Hannelore Hämmerle	Erfahrungen mit dem mobilen Planetarium	Invited Talk
Norbert Junkes	Sextans A: Vom Radioteleskop Effelsberg zur ESO Supernova	Contributed Talk
Ruth Titz-Weider	PLATO-Mission - Stand des Projekts und Chancen für Public Outreach	Contributed Talk
Tania Johnston	Die ESO Supernova	Invited Talk
Thomas Langbein	Ein Universalgenie wird 250 – mit Carl Friedrich Gauß in die Öffentlichkeit!	Contributed Talk
Tim F. Horn	Lange Nacht der Astronomie 2026: Bericht und Diskussion zur Fortsetzung 2027	Contributed Talk

Relativistic astrophysics

Presenter	Title	Type
Bhaskar Biswas	Post-Merger Gravitational Waves as Probes of the Finite-Temperature Neutron Star Equation of State	Contributed Talk
Diego Calderón	Establishing the role of relativistic precession on tidal disruption events	Contributed Talk
Dominik Schwarz	Search for axion-like particles with strong gravitational lenses	Contributed Talk
Gh.Saleh	Beyond the Standard Atomic Model: Photon as the Primary Building Block	Poster
Huanchen Hu	New insights from the Double Pulsar	Invited Talk
Ke-Jung Chen	Unveiling Magnetar-Powered Supernovae: From Superluminous to Broad-Line Type Ic	Contributed Talk
Navonil Saha	Spin driven relativistic dynamics of supermassive black hole binaries in dense stellar environments	Contributed Talk
Nikhita Vas	Photon rings and shadows of Kerr black holes immersed in a swirling universe	Contributed Talk
Ricard Aguilera Miret	Magnetic disks around prompt-collapse black holes from binary neutron star mergers	Contributed Talk
Vladimir Karas	Particle acceleration by magnetized rotating black hole	Contributed Talk

Science with the Square Kilometre Array

Presenter	Title	Type
Anne-Kathrin Baczko	AGN jets in the era of SKA	Invited Talk
Aritra Basu	The MPIfR-MeerKAT Galactic Plane Survey: unprecedented insight into the ISM	Invited Talk
Christina Smith	The SKA Observatory: Current Status, Early Use, and User Engagement	Invited Talk
Conveners of the Session	Welcome and purpose of this session	Invited Talk
Dr. Vivek Venkatraman Krishnan	Binary pulsar science in the SKA Era	Invited Talk
Kathrin Grunthal	The science potential of the SKAO PTA for the detection of nHz GWs	Invited Talk
Keito Watanabe	Probing the High-Energy Universe with Cosmic Rays through SKA-Low	Invited Talk

Deciphering AGN from new survey data: eROSITA, 5XMM, Euclid and JWST

Presenter	Title	Type
Andrea Merloni	The power of SDSS-V & 4MOST: a new era of spectroscopic AGN surveys	Invited Talk
Arpita Ganguly	Hot Dust Across Cosmic History: Probing the Torus Evolution of Luminous Quasars with SPHEREx	Contributed Talk
Brivael Laloux	The impact of AGN emission on SED-derived physical properties with Euclid	Contributed Talk
Bruno Dall'Agnol de Oliveira	The interplay between AGN photo-ionization, radio jet, and star formation in the z ∼ 3.5 radio galaxy 4C +03.24	Contributed Talk
Carolina Andonie	The impact of AGN radiative feedback on the [O III] outflow activity and obscuration in X-ray AGN	Contributed Talk
Francesco Guarneri	Pushing the quasar redshift frontier with Euclid: a new era for z>7 quasar searches	Invited Talk
Iris Traulsen	The XMM-Newton serendipitous survey	Invited Talk
Li Ma	Improved analytic model for the abundance of Direct Collapse Black Holes	Poster
Mara Salvato	Unveiling the AGN population with eROSITA data release 2	Invited Talk
Navonil Saha	The dynamical evolution of cosmological supermassive black hole systems triples in realistic galactic nuclei	Contributed Talk
Patricia Arevalo	The X-ray-Weak Tail of the Quasar Population: Optical-variability vs X-ray selection in eFEDS	Contributed Talk
Raphael Shirley	Probing a new combined AGN sample on the COSMOS field	Contributed Talk
S.T. Guida	How to assemble an Over-Massive Black Hole	Contributed Talk
Vladimir Lenok	The Wigner interferometry as way to improve the angular resolution in observations	Contributed Talk

Star Clusters as multi-messenger Candles in the universe

Presenter	Title	Type
Cormac Larkin	Feedback in stellar clusters: Connecting individual winds with collective effects	Contributed Talk
Gerhard Hensler	Extragalactic star clusters – their formation, stellar mass function, and evolution	Contributed Talk
Iker Millan Irigoyen	Near Infrared Wolf–Rayet Features as Tracers of Embedded Young Stellar Clusters	Contributed Talk
Jorge Saavedra-Bastidas	Learning the Evolution of Massive Objects in Star Clusters	Contributed Talk
Kai Wu	From Million-Body Star Clusters over Cosmic Time to Black Hole Growth in Primordial Systems	Contributed Talk
Navonil Saha	The effect of triaxial stellar environments on the dynamics of triple supermassive black holes in a cosmological context	Contributed Talk
Paulo Solar	Quantifying collision-driven mass loss in supermassive star formation	Contributed Talk
Rainer Spurzem	Dense star clusters, massive Black holes, gravitational waves	Contributed Talk
Sambaran Banerjee	Stellar-mass black holes in young massive and open stellar clusters: comparisons with the latest gravitational-wave event population and Gaia compact binaries	Contributed Talk
Yi Tan	Runaway Growth and Relativistic Mergers in Black-Hole Clusters	Contributed Talk

Star Formation across Scales: Synthesizing Local and Global Perspectives

Presenter	Title	Type
Aditi Sinha	Beyond the resolution limit: How clumpiness alters the molecular and star-formation tracers that bridge different scales	Contributed Talk
Alex Binks	Flying the nest: using 4MOST to explore the origins of nearby young runaway stars	Contributed Talk
C. J. Riseley	A multi-frequency perspective on Cosmic Ray signatures in Nearby Galaxies	Contributed Talk
Caroline Gieser	The ANTIHEROES-PRODIGE large program: Unveiling the chemical and kinematic connection from the large-scale environment down to protostellar systems	Contributed Talk
Christoph Pfrommer	Cosmic ray feedback across scales: from star formation to galaxy evolution	Contributed Talk
Daniela Muñoz Giraldo	Volans-Carina, An X-ray Bridge Between Younger and Older Stellar Populations	Contributed Talk
Eric Liang	Using Wolf-Rayet regions in nearby galaxies to study star formation and stellar feedback	Contributed Talk
Henrik Beuther	Star Formation SPP - The next steps	Contributed Talk
Jatin Chopra	Star Formation Quenching in Post-Merger Galaxies	Contributed Talk
Jiayi Zhang	The prototypical T Tauri star TW Hya as a probe for different magnetospheric accretion regimes	Contributed Talk
Joshua Barquero Alvarado	Impact of magnetically-driven jets and radiative feedback on the evolution of its natal environment and central massive star	Contributed Talk
Ke-Jung Chen	Turbulence in Primordial Dark Matter Halos and Its Impact on the First Star Formation	Contributed Talk
Lauren Mason	Disentangling the origins of streamers towards IRAS 2A with STING	Contributed Talk
Roman Laktionov	Unveiling the Hot Interstellar Medium in Nearby Galaxies with eROSITA	Contributed Talk
Shang-Jing Lin	Linking Magnetic Flux Transport to Protostellar Disk Sizes	Contributed Talk
Shmuel Bialy	T\|3D – Presenting The First 3D-Temperature-Map Of Our Galaxy	Contributed Talk
Silvia Spezzano	Star Formation SPP - Introduction	Contributed Talk
Thomas Stanke	Patiently watching jets giving feedback	Contributed Talk
Ulrich Steinwandel	Stella: A flexible single stellar feedback model	Contributed Talk
Wonju Kim	DREAM: Dust pRoperties Explored Across galactic Metallicity boundaries	Contributed Talk
Yu-Ru Chou	The First Chemical Inventory of a Streamer: A Case Study of B5-IRS1	Contributed Talk

Interfacing observations and theories at stellar endpoints

Presenter	Title	Type
Cormac Larkin	(M)HD modelling of pre- and post-SNeII environments in young massive clusters	Contributed Talk
Federico Zangrandi	Supernova remnant population in the Large Magellanic cloud with eROSITA	Contributed Talk
Katarzyna Nowak	Simulations of Elongated Supernova Remnants	Contributed Talk
Ke-Jung Chen	The Final Pulses of Massive Stars: Multidimensional Simulations of Pulsational Pair-Instability Supernovae	Contributed Talk
Marie Prucker	Linking Explosion Environment to Remnant Morphology: 3D Hydrodynamic Modeling of Puppis A	Contributed Talk
Po-Sheng Ou	The Critical Metallicity of Red Supergiant Formation	Poster
Po-Sheng Ou	Why Do Stars Turn Red?	Contributed Talk
Santiago Hernández-Díaz	Unveiling the period-bounce population of cataclysmic variables: Spectroscopic and time-domain follow-up of eROSITA-selected candidates	Contributed Talk
Silvia Mantovanini	A Radio and X-ray View of the Morphology and Emission of G296.5+10.0	Contributed Talk
Sung-Han Tsai	Interacting Binary Stars as Progenitors for Interacting Supernovae	Contributed Talk
Susanne Friedrich	Searching for isolated white dwarf stars in eROSITA data	Contributed Talk
Wun-Yi Chen	Multiwavelength Signatures of Supernova Shock Breakout	Contributed Talk
Wun-Yi Chen	ridging Supernova Shock Breakout in Confined-Shell CSM with Multiwavelength Early Light Curves via MGFLD Rad-Hydro	Contributed Talk

General Poster

Presenter	Title	Type
Apostolos Menis	The fraction of AGNs detected in clusters from deep and wide-field X-Ray surveys	Poster
Chris Karwin	Resolving the Origin of Positrons from the Inner Galaxy with GALE	Poster
Jan-Hendrik Gleißberg	Searching for undetected exoplanet signals in the CARMENES DR1 with Kima	Poster
Jatin Chopra	Star Formation Quenching in Post-Merger Galaxies	Poster
Nuray Ortaköse	From Flows to Fragments: Tracking Core Evolution in Star-Forming Environments	Poster
Philip Bolte	Probing the emission characteristics of HCL to improve line ratios for spectroscopic calibration	Poster
Yerassyl Telman	Water transport in late stage accretion with N-body and SPH simulations	Poster

Plenary Talks

Presenter	Title	Type
	Opening	Invited Talk
Amelie Saintonge	The mass-dependent baryon cycle	Invited Talk
Andreas Sander	A changing perspective on massive stars: Insights from detailed atmosphere modelling	Invited Talk
Anna de Graaff	Little Red Dots: a remarkable new class of growing black holes	Invited Talk
Astrophysical Software Award Talk - Cornelis P. Dullemond	RADMC-3D: Connecting models to observations	Invited Talk
Brandt Gaches	Towards next-generation cosmic-ray astrochemistry models	Invited Talk
Caroline Heneka	AI in Astronomy	Invited Talk
Esra Bulbul	Cosmology and Baryons Across Scales: Probing Halo Mass Function to Cosmic Filaments with eROSITA	Invited Talk
Giulia Despali	Astrophysical tests of dark matter: observations and simulations	Invited Talk
Hendrik Hildebrandt	Entering the golden age of cosmic shear measurements	Invited Talk
Jean-Michel Desert	New Worlds, New Horizons: Emerging Perspectives from Transiting Exoplanet Atmospheres	Invited Talk
Jiamin Hou	Higher-order Functions in Large-Scale Structure	Invited Talk
Karl Schwarzschild Lecture - Marta Volonteri	Massive black holes: their origins and evolution	Invited Talk
Ludwig Biermann Award Talk - Caroline Gieser	Following the flow: From molecular clouds to protostars	Invited Talk
Maximilian Häberle	oMEGACat and the intermediate-mass black hole in Omega Centauri	Invited Talk
Michela Mapelli	Black hole mergers: insights from hundreds of gravitational wave observations	Invited Talk
Ralf Klessen	The First Stars	Invited Talk
Reinhard Genzel	Massive Black Holes: Experimental Evidence & Cosmic Evolution	Invited Talk
Sebastian Wolf	The hot exozodi phenomenon	Invited Talk
Stephan Rosswog	Neutron star mergers as laboratories for extreme physics	Invited Talk

*) submitted abstracts, acceptance pending.