Conference Schedule

Conference Registration outside the Ballroom:
Sunday 4pm-6pm
Monday 7:15am-8:30am
Tues - Fri: 8am-8:30am

Monday December 8, 2025 - The Ballroom (Chair: Rogier Windhorst)

8:30 – 8:45 AM	Pres. Michael Crow	Welcome and Opening Remarks
8:45 – 9:25 AM	Frank Wilczek	Quantum Aspects of Gravitational Radiation Arizona State University
9:25 – 10:05 AM	Edward Kolb	Gravitational Particle Production, Dark Matter, and BSM Physics University of Chicago
10:05 – 10:35 AM	Coffee Break
10:35 – 11:15 AM	Feryal Ozel	Black Hole Imaging: Successes, Open Questions, and Future Efforts Georgia Institute of Technology School of Physics
11:15 – 11:55 AM	James Bock	The SPHEREx Spectral Survey Satellite California Institute of Technology
11:55 – 12:35 PM	Tanmay Vachaspati	Cosmological magnetic fields from electroweak symmetry breaking Arizona State University
12:35 – 1:50 PM	Lunch	(on your own)

Session Chairs

Early Afternoon
Amber: Florian Kühnel
Bronze: Elena Pian
Terracotta: Haochen Wang
Crimson: Haibo Yu

Late Afternoon
Amber: Feryal Ozel
Bronze: Evan Scannapieco
Terracotta: Haochen Wang
Crimson: Vicky Kalogera

Time PM	Amber Room Gravity & Relativity	Bronze Room Astrophysics & Compact Objects	Terracotta Room Cosmology	Crimson Room Multimessenger & Cosmic Frontiers
Session Chair	Florian Kühnel	Elena Pian	Haochen Wang	Haibo Yu
1:50 PM	Ruth Gregory, King's College London — Ultra Slow Roll with a Black Hole	Audrey Trova, ZARM, University of Bremen — Oscillatory modes of relativistic tori and their implications for QPOs in Low-Mass X-ray Binaries	Alessandro Melchiorri, University of Rome Sapienza — Measuring the reionization optical depth without large-scale CMB polarization	Anarya Ray, Northwestern University — No evidence for the pair instability mass gap near 40 solar masses in GWTC-4: The astrophysical implications of features in the high mass binary black hole population.
2:13 PM	Srinivasan Raghunathan, University of California, Davis — Measurement of the small-scale thermal Sunyaev–Zeldovich power spectrum with the South Pole Telescope.	Axel Arbet-Engels, Max Planck Institute for Physics, Garching — Radiative signatures of electron-ion shocks in blazar jets	Alvaro Pozo, Donostia International Physics Center (DIPC) — A smooth filament origin for prolate galaxies "going bananas" in deep JWST images	Darsh Bellie, Northwestern University — When Generations Collide: Physics-Informed Inference of Hierarchical Mergers
2:36 PM	Tzvetelina Dimitrova, Arizona State University — sGRB Orphan Afterglows in the Roman Space Telescope Era	Chinmoy Bhattacharjee, New York Institute of Technology — Toward a General Relativistic Theory of Beltrami-Bernoulli Equilibria in astrophysical plasmas	Ariane Dekker, KICP, University of Chicago — Freeze-in dark matter signatures in small-scale observations	Ephraim Gau, Washington University in St. Louis — XL-Calibur polarization measurements of Cyg X-1 further constrain the origin of its hard-state X-ray emission
3:00–3:30 COFFEE				—
Session Chair	Feryal Ozel	Evan Scannapieco	Evan Scannapieco	Vicky Kalogera
3:30 PM	Ansh Gupta, King's College London — Jumping Horizons of Dyonic Black Holes in Nonlinear Electrodynamics	Denis Leahy, University of Calgary — New measurements of the system geometry of Hercules X-1 using Astrosat X-ray and UV observations	Brett Bochner, Hofstra University — Simulating the Propagation of Electromagnetic Waves in Cosmological Models Violating Geometric Optics	Nathan Burwig, Arizona State University — Comparing methods for 2dx3d cross correlations in LSS
3:53 PM	Barbora Bezdekova, University of Haifa — Strong lensing signatures around black holes in currently available data and beyond	Adarsha H.A., Manipal Academy of Higher Education — Can RAT and MAT keep black holes hidden inside stars?	Catherine Petretti, Harvard University — Investigating the Origin of CMB Large-Scale Features Using LiteBIRD and CMB-S4	Omer Albayrak, Arizona State University — Topological defect production via quantum mediation
4:16 PM	Steve Choi, University of California, Riverside — Expanding Submillimeter Astrophysical Frontiers with the CCAT Observatory	Man Ho Chan, The Education University of Hong Kong — Dark matter decelerating the abnormal frequency evolution of the Quasi-Periodic Oscillation in 1ES 1927+654	Mannase Mbonye, University of Rwanda — Self-Regulating Cosmology (SRC) Signature Features and JWST Observations	Michael Falato, Arizona State University — Scalar Seeds and the Classical Double Copy
4:39 PM	Alexander van Engelen, Arizona State University — Gravitational Lensing of the CMB	Yu "Carl" Chen — Multi-wavelength study of HESS J1857+026 with VERITAS, Fermi-LAT, and HAWC	Krishna Teja Vedula, Michigan Technological University — A First-Principles Model for Synchrotron Polarization: Application to 3C454.3	Saiyang Zhang, University of Texas, Austin — First Galaxies and Supermassive Black Holes Seeded by Heavy Primordial Black Holes
5:02 PM	Teerthal Patel — Robust 3 + 1-D simulations of BDNK causal relativistic viscous hydrodynamics	Rugved Pund, Brookhaven National Lab/Stony Brook University — LuSEE-Night Collaboration	Darby Kramer, Arizona State University — Measuring anisotropic cosmic birefringence with the ACT DR6 CMB data	Martjin Oei, California Institute of Technology — When Black Holes Fire Back: The Widespread Impact of Megaparsec Jets on the Cosmic Web

Tuesday December 9, 2025 – The Ballroom (Chair: Paul Davies)

08:30 – 9:10 AM	Vicky Kalogera	Listening to the Universe: Astrophysics in the Gravitational-Wave Era Northwestern University
09:10 – 9:50 AM	Roger Blandford	Ergomagnetospheres, Ejection Disks, and Interpretation of EHT Observations Stanford University
09:50 – 10:20 AM	Coffee Break
10:20 – 11:00 AM	Wendy Freedman	Is the Hubble Tension Signifying New Physics Beyond the Standard Model of Cosmology? University of Chicago
11:00 – 11:40 AM	Tamara Davis	New light on dark energy: the mystery deepens The University of Queensland
11:40 – 12:20 PM	Glennys Farrar	Ultrahigh Energy Cosmic Rays from Binary Neutron Star Mergers New York University
12:20 – 01:30 PM	Lunch	(on your own)

Session Chairs

Early Afternoon
Amber: Kevin Croker
Bronze: Florian Kühnel
Terracotta: Scott Watson
Crimson: Mainak Mukhopadhyay

Late Afternoon
Amber: Kevin Croker
Bronze: Foteini Oikonomou
Terracotta: Katie Freese
Crimson: Shawn Westerdale

Time PM	Amber Cosmology I	Bronze Astrophysics & Compact Objects	Terracotta Cosmology II	Crimson Neutrinos
Session Chair	Kevin Croker	Florian Kühnel	Scott Watson	Mainak Mukhopadhyay
1:30 PM	Christian Hellum Bye, University of California Berkeley — The EIGSEP Experiment for 21 cm Global Signal Detection	Henric Krawczynski, Washington University in St. Louis — The Cygnus X-1 Puzzle: Implications of X-ray Polarization Measurements in the Soft and Hard States on the Properties of the Accretion Flow and the Emission Mechanisms	Christian Brown, Baylor University — Effects of the ekpyrotic mechanism on inflationary phase in loop quantum cosmologies	Abhishek Desai, NPP at NASA GSFC — A NICER view of the multi-messenger processes in AGN
1:53 PM	Josh Dillon, University of California, Berkeley — 21 cm Cosmology with the Hydrogen Epoch of Reionization Array Phase I	Ioana Dutan, Institute of Space Science, Romania — Radiation from particle-in-cell (PIC) simulations of relativistic plasma jets	Brett Bochner, Hofstra University — Exploring the Time Dependence of the Hubble Tension via Linear Cosmography	Alex Rojewski, Arizona State University — The Stochastic Gravitational Wave Background from Supernova Neutrino Memory
2:16 PM	Steven Murray, Stellenbosch University — First Results from HERA Phase II	Ishaan Varshney, University of Texas at Arlington — Hydrodynamic Simulations of Type 1 X-ray Bursts Winds	Cosmin Ilie, Colgate University — Dark Stars, a possible solution to two recent astronomical puzzles #15	Alexander Plavin, Harvard University, Black Hole Initiative — Which jetted AGNs are powerful proton accelerators? "All" is a valid answer!
2:39 PM	Tyler Cox, University of California, Berkeley — Validating the HERA Analysis Pipeline with Simulated Visibilities from fftvis	Barbora Bezdekova, University of Haifa — Optical Caustics in the Kerr Spacetime within the Scope of M87* and Its Characterization	Damien Easson, Arizona State University — Resolving the Singularity: A Complete Inflationary Universe from Spatial Curvature	Igor Shovkovy, Arizona State University — Neutrino emission from magnetized quark stars
3.00 – 3.30 PM Coffee Break	Poster Session Pre-function space	Poster Session Pre-function space	Poster Session Pre-function space	Poster Session Pre-function space
Session Chair	Kevin Croker	Foteini Oikonomou	Katie Freese	Shawn Westerdale
3:30 PM	Raul Monsalve, UC Berkeley — Efforts to detect the global 21-cm signal from the Canadian High Arctic by the MIST experiment	Lena Muchikova, Northwestern University — An active parsec-scale wind from Milky Way's Central black hole	Delondrae Carter, Arizona State University — SKYSURF-10: A Novel Method for Measuring Integrated Galaxy Light	Mainak Mukhopadhyay, Fermi National Accelerator Laboratory, Kavli Institute for Cosmological Physics, University of Chicago — Multi-messenger signatures from magnetar remnants of binary neutron star mergers
3:53 PM	Elias Most, Caltech — The Electrodynamic Nature of Spacetime Collisions	Luigi Pacciani, Istituto Nazionale di Astrofisica - IAPS — A Gamma-ray study of Blazars activity timescales	Deyan Mihaylov, Case Western Reserve University — Three-dimensional Signatures of Cosmic Topology	Shiqi Yu, University of Utah — Data-Driven Multi-Messenger Modeling of Low- Luminosity $\gamma$-Ray Bursts
4:16 PM	Sydney Erickson, Stanford/SLAC — Time-Delay Cosmography from Strongly Lensed AGN at LSST-Scale	Nick Loudas, Princeton University — Spectral Formation in X-ray Pulsar Accretion Columns: Bridging Rad-MHD Dynamics and Monte Carlo Radiative Transfer	Erik Aver, Gonzaga University — The LBT Yp Project: A New Value of the Primordial Helium Abundance	Tianyi Ding, University of Nevada, Las Vegas — Mapping the Multi‐Messenger Horizon
4:39 PM	Axel Brandenburg, Nordita — Schwinger effect in axion inflation on a lattice	Ashwani Pandey, University of Utah — VERITAS observations of changing-look blazars	Eugene Oks, Auburn University, USA — Dark Hydrogen Atoms as Baryonic Dark Matter	Lu Lu, University of Wisconsin- Madison — Overview of the Recent Results from the IceCube Neutrino Observatory
5:02 PM	Gabriel Lynch, University of California, Davis — Neutrino mass constraints and the CMB-BAO tension	Hoa Dinh Thi, Rice University — Modeling X-ray emission from Central Compact Object RX J0822-4300	Francesco Di Climente, University of Houston — Strange quark matter as dark matter

Wednesday December 10, 2025 – The Ballroom (Chair: Tanmay Vachaspati)

Dinner is served in the Omni ballroom at 6pm for those that paid for the conference dinner

08:30 – 09:10 AM	Adam Riess	What JWST Reveals about the Hubble Tension John Hopkins University
09:10 – 09:50 AM	Cecilia Lunardini	Neutrinos in the multimessenger landscape Arizona State University
09:50 – 10:20 AM	Coffee Break
10:20 – 11:00 AM	Matias Zaldarriaga	The nHz GW Background and the local population of Black Holes Institute of Advanced Study
11:00 – 11:40 AM	Elena Pian	Gamma-ray bursts and their multi-wavelength afterglows: consolidated wisdom and latest news Istituto Nazionale di Astrofisica
11:40 – 12:20 PM	Katherine Freese	Has JWST Discovered Dark Stars (first stars made almost entirely of hydrogen and helium but powered by dark matter)? University of Texas at Austin
12:20 – 01:30 PM	Lunch	(on your own)

Session Chairs

Early Afternoon
Amber: Igor Shovkovy
Bronze: Axel Brandenberg
Terracotta: Rocky Kolb
Crimson: Lu Lu

Late Afternoon
Amber: Matias Zaldarriaga
Bronze: Chris Nagele
Terracotta: Francis-Yan Cyr-Racine
Crimson: Lu Lu

Time PM	Amber Gravity & Relativity	Bronze Black Hole Physics 1	Terracota Cosmology	Crimson Black Hole Physics 1
Session Chair	Igor Shovkovy	Axel Brandenberg	Rocky Kolb	Lu Lu
1:30 PM	Nelson Pinto-Neto, Brazilian Center for Physics Research — Bouncing completion of eternal inflation	Andrzej Niedzwiecki, University of Lodz — Cyg X-1: the origin of X-ray polarization in its soft state and implications for the spin of the black hole	Francis-Yan Cyr-Racine, University of New Mexico — Dark matter physics from our local galactic neighborhood	Steven Harris, Iowa State University — Bulk viscosity as a probe of the degrees of freedom in neutron stars
1:53 PM	Paul Anderson, Wake Forest University — Quasinormal Modes, Power Law Tails, and Quantum Effects in Black Hole Spacetimes	Chris Nagele, Johns Hopkins University — Simulation-Based Prediction of Black Hole Spectra: From 10 to 10^8 M_sun	Gyeong-Min Lee, Sejong University — Galaxy dynamics in the MaNGA survey: Exploring sensitivity to background cosmology	Remo Ruffini, ICRANet, ICRA — AGN growth from black hole formed by ``X-Fermion'' dark matter
2:16 PM	Toshiya Namikawa, University of Cambridge, Kavli IPMU — Implications for Cosmic Birefringence from Recent Cosmological Observations	Evan Scannapieco, Arizona State University — Are Current Models Feedback from Active Black Hole too Ejective? - Constraints from XRISM Observations and Cosmological Simulations	Hai-Bo Yu, University of California, Riverside — Self- Interacting Dark Matter and its Observational Signatures	Alan Sunny, INAF-IAPS & University of Rome Tor Vergata, Italy — Supernova Remnants as PeVatron Engines: TeV Insights with CTAO and ASTRI Mini-Array
2:39 PM	Marc Romanowski, The College of New Jersey — Graviton Mass Constraint Through Lensed Gravitational Waves	Andrzej Krolak, Institute of Mathematics, Polish Academy of Sciences — Analyzing Ringdowns of Binary Black Hole Mergers	Hayley Macpherson, University of Chicago — Cosmological weak lensing in full general relativity	Debatri Chattopadhyay, CIERA, Northwestern University — Evolutionary Links: From Gaia Neutron Star Binaries to Pulsar White Dwarf Endpoints
3.00 – 3.30 PM Coffee Break
Session Chair	Matias Zaldarriaga	Chris Nagele	Francis-Yan Cyr-Racine	Lu Lu
3:30 PM	Qinyuan Zheng, Yale University — A Bayesian Search for Picohertz Gravitational Waves with Millisecond Pulsars	Vikram Manikantan, University of Arizona — Coincident Multimessenger Bursts from Eccentric Supermassive Binary Black Holes	Horst Foidl, Department of Astrophysics at the University of Vienna — Addressing the Hubble tension and a proposal to increase the accuracy of cosmological observables	Dimitrios Psaltis, Georgia Institute of Technology — Learning to See Mergers: Machine-Learning Identification of Black-Hole Host Galaxies from Integrated Spectra
3:53 PM	Robbert Scholtens, University of Groningen — Exploring CMBs in Anisotropic Universes	Mahdi Naseri, University of Arizona — General relativistic simulations of black hole seed formation in the early universe	Indranil Das, University of Illinois Urbana-Champaign — Twisting inflation to sub-Planckian axion decay constants	Fulya Kiroglu, Northwestern/CIERA — Probing Black Hole Growth Through Spins in Dense Star Clusters
4:16 PM	Kimmy Wu, Caltech — Testing inflation and cosmology with CMB observations: updates from the South Pole Observatory	Marcelo Salgado, Instituto de Ciencias Nucleares, UNAM — Spinning hairy black holes, stationary solutions and stability	Jack Laiho, Syracuse University — Dynamical Dark Energy from Lattice Quantum Gravity	Garv Chauhan, Arizona State University — 511 keV Gamma Ray Echo from Particle Decays in Supernovae
4:39 PM	Carlos Arguelles, La Plata National University, La Plata Astrophysics Institute — Thermodynamics of self-gravitating fermions as a robust theory for DM halos	Remo Ruffini, ICRANet, ICRA — Black Holes all over the Universe	Joe Dubois, Arizona State University — Building the Neutron Star Axion Search Data Pipeline: Channel-Level Accumulation of ARO and SRT Spectra Using PostgreSQL and Python	Kathryn Plant, NASA Jet Propulsion Laboratory, California Institute of Technology — A new instrument for probing the limits of cosmic ray acceleration in the Milky Way with the Owens Valley Radio Observatory Long Wavelength Array
5:02 PM	Maurice van Putten, Sejong University/INAF-OAS — Phantom crossing of dark energy at cosmic noon in Big Bang Cosmologies	Yihao Zhou, Carnegie Mellon University — From Nano- to Milli-Hz: Predicting PTA and LISA Signals with the	John Botke, National Coalition of Independent Scholars (ncis) — The cosmic dipole's troublesome factor of 2	Khun Sang Phukon, University of Birmingham — Robust detection of compact binaries on eccentric orbits from gravitational wave detectors data

Thursday December 11, 2025 – The Ballroom (Chair: Judd Bowman)

08:30 – 09:10 AM	Maura McLaughlin	The Future of Nanohertz Gravitational-Wave Astronomy West Virginia University
09:10 – 09:50 AM	Maria Victoria del Valle	Stars as high-energy sources IAG-University of São Paulo
09:50 – 10:20 AM	Coffee Break
10:20 – 11:00 AM	Florian Kühnel	Primordial Black Holes as Dark Matter Max Planck Institute for Physics
11:00 – 11:40 AM	Gwenael Giacinti	New insights into the most extreme particle accelerators in our Galaxy: Where are the PeVatrons? Tsung-Dao Lee Institute, Shanghai Jiao Tong University
11:40 – 12:20 PM	Siyang (Sean) Li	[G. Smoot Memorial]
12:20 – 01:30 PM	Lunch	(on your own)

Session Chairs

Early Afternoon
Amber: Marcelo Salgado
Bronze: Maura McLaughin
Terracotta: Alessandro Melchiorri
Crimson: Simon Foreman

Late Afternoon
Amber: Toshiya Namikawa
Bronze: Henric Krawczynski
Terracotta: Xiaohui Fan
Crimson: Gwenael Giacinti

Time PM	Amber Gravity & Relativity	Bronze Astrophysics & Compact Objects	Terracotta Cosmology	Crimson Fast Radio Bursts
Session Chair	Marcelo Salgado	Maura McLaughin	Alessandro Melchiorri	Simon Foreman
1:30 PM	Richard Petarius, Michigan Technological University — Cumulative Time Dilation and the Quest to Test the Equivalence Principle with Distant GRBs	Ningyuan Xu, University of Arizona — MHD Instability of a Discontinuous Profile: The Destruction of Flux Tube within Magnetically Arrested Disks	Lorenzo Formaggio, University of Houston — Cosmic Trajectories calculation with state of the art lattice QCD equation of state	Pawan Kumar, UT Austin — The Physics of FRBs and their use as probe of cosmology
1:53 PM	Sarah Farzand, University of Helsinki — MOdels and Constraints of pseudo Goldstone Dark matter	Oscar Wistemar, KTH Royal Institute of Technology — Investigating the GRB prompt emission from the relativistic jet with a photospheric model	Mariusz P. Dabrowski, University of Szczecin — Generalized Nonextensive Entropy Holographic Dark Energy Cosmological Models	Ravi Vikram, Caltech — Fast radio bursts: frontier cosmological probes
2:16 PM	Wei-Xiang Feng, Tsinghua University — Dark Bondi Accretion Aided by Baryons and the Origin of JWST Little Red Dots	Qinan Wang, MIT — Feeling Blue: Creating SALT3 Model in UV Wavelengths and implications for future cosmological surveys	Maurice van Putten, Sejong University/INAF-OAS — Phantom crossing of dark energy at cosmic noon in Big Bang Cosmologies	Shion Andrew, MIT, CHIME/FRB — VLBI localizations of Fast Radio Bursts with CHIME/FRB Outriggers
2:39 PM	Chiara Coviello, King's College London — On extremal black holes	Talia O'Shea, University of Wisconsin- Madison — Shooting for the stars: Jet-mode feedback and AGN jet deceleration from stellar massloading	Ming-Feng Ho, University of Michigan — Cosmological Constraints from the Small-scale Lyman-α Forest with PRIYA at k = 1 - 8 h/Mpc	Mawson Sammons, McGill University — A New Era of Fast Radio Burst Science with the Canadian Hydrogen Observatory and Radio Transient Detector
3.00 – 3.30 PM Coffee Break
Session Chair	Toshiya Namikawa	Henric Krawczynski	Xiaohui Fan	Gwenael Giacinti
3:30 PM	Sang-Eon Bak, Arizona State University — Modular Hamiltonian fluctuations in de Sitter space	Rakshak Adhikari, Troy University — Force Free Electrodynamics via Foliations	Nathan Burwig, Arizona State University — Open Case for a Closed Primordial Universe	Liam Connor, Harvard University — A coherent all-sky monitor for Fast Radio Bursts
3:53 PM	Scott Watson, Syracuse University — Waiting for Inflation: A New Initial State for the Universe	Richard Talman, Cornell University — “Cosmic Rays”: another aspect of “The Solar Wind”	Nicholas DePorzio, Boston University — Testing Axion and Other Non-Thermal Dark Matter Relics with the CMB and LSS	Haochen Wang, MIT — Fast Radio Bursts as Probes of Large- Scale Structure
4:16 PM	Yogesh Mehta, Cornell University — The Modeling Landscape of Extragalactic CO in CMB Surveys	Sanchayeeta Borthakur, Arizona State University — Role of energetic feedback in enabling Lyman continuum escape	Phillip Levin, Arizona State University — Regular black holes as dark matter	Isabel Medlock, Yale University — Probing Baryonic Feedback and Cosmological Tension with Fast Radio Bursts
4:39 PM	Samuel Haupfear, Arizona State University — Untangling Selberg from the Wilson spool: 1-loop determinants and trace formulae in (A)dS_3	Yiting Wang, University of Wisconsin- Madison — Odd Radio Circles Modeled by Shock–Bubble Interactions		Stella Ocker, Caltech & Carnegie Observatories — Probing Cosmic Plasmas at Sub- AU Scales with Fast Radio Bursts
5:02 PM	Marcell Howard University of Pittsburgh — Gravitational Production of Self-Interacting Dark Matter

Friday December 12, 2025 – The Ballroom (Chair: Brenda Frye)

08:30 – 09:10 AM	John Mather	Disruptive Technology for New Astronomy: Reading the Crystal Ball NASA Goddard Space Flight Center
09:10 – 09:50 AM	Foteini Oikonomou	Multimessenger astronomy with high-energy neutrinos and ultra-high energy cosmic rays Norwegian University of Science and Technology
09:50 – 10:20 AM	Coffee Break
10:20 – 11:00 AM	Xiaohui Fan	Supermassive Black Hole Growth in the Early Universe and the "Little Red Dots" University of Arizona
11:00 – 11:40 AM	Simon Foreman	Mapping the Universe with 21cm Intensity Mapping Arizona State University
11:40 – 12:20 PM	Rogier Windhorst	What the James Webb Space Telescope has Discovered by Seeing through the Eyes of Einstein Arizona State University
12:20 – 01:30 PM	Lunch	(on your own)

Session Chair

Early Afternoon
Amber: Maulik Parikh
Bronze: TBA
Terracotta: Rogier Windhorst
Crimson: TBA

Late Afternoon
Amber: Alex Van Engelen
Bronze: Closed
Terracotta: Massimo Pascale
Crimson: TBA

Time PM	Amber Gravity & Relativity	Bronze Astrophysics & Compact Objects	Terracotta JWST High-z Transients (12+3 min)	Crimson Multimessenger & Cosmic Frontiers
Session Chair	Maulik Parikh	TBA	Rogier Windhorst	TBA
1:30 PM NOTE: Staggard timing on Friday		Sean Li, Columbia University — Spinning into the Gap: Direct-Horizon Collapse as the Origin of GW231123 from End-to-End GRMHD Simulations	Brenda Frye, University of Arizona — Supernova H0pe: Discovery of the First Multiply-imaged Standard Candle to Constrain Cosmology	Luca Comisso, Columbia University — Relativistic Turbulence Powering the Universe's Most Energetic Particles
1:45 PM			Massimo Pascale, University of California, Los Angeles — SN H0pe: The First Measurement of H0 from a Multiply Imaged Type Ia Supernova
1:53 PM	Alvin Leluc, Southern Methodist University — Time- Dependent Deflection Reconstruction: A New Technique to Search for Gravitational Waves with the Cosmic Microwave Background	Skylar Grayson, Arizona State University — Constraining Models of AGN Feedback Using X-ray and tSZ Observations of the Circumgalactic Medium		Luke Krath, GRAPPA, University of Amsterdam — Tell-tale electromagnetic signatures of massive black hole binaries
2:00 PM			Hayley Williams, Arizona State University — Highly magnified massive stars in a galaxy at z = 0.94
2:15 PM		Kevin Croker, Arizona State University — Positive Neutrino Masses with DESI DR2 via Matter Conversion to Dark Energy I	Sangjun Cha, Yonsei University — Probing Dark Matter and Cluster Mergers with JWST Strong and Weak Lensing
2:16 PM	Yuuki Omori, University of Chicago / KICP — SPT-3G D1: A New CMB Lensing Measurement From 2019-2020 Data			Michael Kesden, University of Texas at Dallas — Detecting precession and nutation in gravitational wave inspirals
2:30 PM	Shabbir Shaikh, Arizona State University — Simulation Framework for Power Spectrum Analysis in HI Intensity Mapping with CHIME		Liang Dai, University of California, Berkeley — Testing dark matter models with highly magnified stars
2:39 PM		Kevin Croker, Arizona State University — Positive Neutrino Masses with DESI DR2 via Matter Conversion to Dark Energy II		Michael Unger, Karlsruhe Institute of Technology — Advances in Galactic Magnetic Field Modeling and UHECR Deflections
2:45 PM			Christa Decoursey, University of Arizona — Core-Collapse Supernova Rates out to z~4.8 with JWST
3.00 – 3.30 PM Coffee Break
Session Chair	Alex Van Engelen	Closed	Massimo Pascale	TBA
3:30 PM	Erik Wessel, University of Arizona — Development of a 5+1 gray radiation transport code for dynamical spacetimes	Session Closed	David Coulter, Space Telescope Science Institute — SN Eos: Spectroscopic Confirmation of a Lensed Supernova 1 Gyr After the Big Bang	Nicholas White, George Washington University — XTRA: Xplorer for Time-domain Relativistic Astrophysics
3:45 PM		Session Closed	Pritom Mozumdar (University of California, Los Angeles)— TDCOSMO 2025: Cosmological constraints from strong lensing time delays
3:53 PM	Shriram Jois, University of California, Berkeley — ALPHA – A Plasma Haloscope for the Post-Inflation Axion	Session Closed		Nikita Kosogorov, California Institute of Technology — OVRO-LWA radio counterpart search for GW event S250206dm
4:00 PM		Session Closed	Daniel Gilman, University of Chicago — Inferences on dark matter from JWST lensed quasar survey
4:15 PM			Devon Williams, University of California, Los Angeles— Improved H0 measurements for three time-delay quads with JWST NIRCam
4:16 PM	Tore Deniz Boybeyi, University of Minnesota — Towards Detecting Tensor Non-Gaussianity in Interferometer Data	Session Closed		Paul Simeon, KIPAC — A Hierarchical Shock Framework for the Galactic–Extragalactic Cosmic Ray Transition
4:30 PM		Session Closed	Jenevieve Pearson, University of Arizona — Multiwavelength Clues to the Origin of Dust in SN 2017eaw
4:39 PM		Session Closed		Ranadeep Ghosh Dastidar, Purdue University — A Novel Relationship Between GRB Duration and Photospheric Radius
4:45 PM		Session Closed	Hadrien Paugnat, University of California, Los Angeles — Macromodel-free dark matter constraints from extended arcs
5:02 PM		Session Closed		Shawn Westerdale, University of California, Riverside — Prospects for supernova neutrino measurements in liquid argon detectors