Schedule overview (Social schedule details here)
Sunday (7 Dec) | Monday (8 Dec) | Tuesday (9 Dec) | Wednesday (10 Dec) | Thursday (11 Dec) | Friday (12 Dec) | |
Morning | Talks | Talks | Talks | Talks | Talks | |
Afternoon | Family play-date | Talks | Talks | Talks | Nançay visit | Talks |
Evening | Welcome Cocktail | Early Career Researcher Networking | Public lecture 7pm at MOBE Museum | Conference dinner |
Key Dates
Abstract submission (link here) deadline: first week of September, 2025
Early-brid Registration deadline: end of September, 2025
Conference period: Monday 8th to Friday 12th of December, 2025
Registration
Early-bird registration fee: €165 (tax included)
Regular registration fee: €220 (tax included)
- The registration link will be provided here shortly. Number of in-person participants is limited to 120. After that, a waiting list will be set up.
- The registration fee includes lunches and coffee breaks for the 5 days of conference, shuttle bus to/from the Nançay visit, as well as the conference dinner. Additional conference dinner tickets can be purchased at €66 (tax incl.), subjected to space limit.
- If you require a letter of invitation for visa purposes, please contact Cherry Ng and Jinge Zhang.
- A small amount of registration fee waivers can be provided to participants who are in financial needs, particularly for Early Career Researchers. If this might be the case for you, we invite you to email Cherry Ng and Jean-Mathias Griessmeier to explain your situation. Note that the minimal eligibility for the travel assistance is that the candidate needs to have either an oral talk or poster contribution at the conference.
- Child care info and mobility assistance resquest can be indicated in the registration form. You can also reach out to the LOC for specific information.
Abstract submission
Abstracts for oral talk and poster contributions can be submitted here.
Please note that abstracts will be assessed by the SOC with all identifying information removed. Therefore, please do not include details in your abstract that will unambiguously identify yourself.
Contributed oral talk will be allocated ~15 min each. There will be dedicated poster sessions.
Travel Advice
How to get to Orléans from Paris:
Orléans is located in south of Paris, with easy access by train (approximately 1 hour). The Paris Gare d’Austerlitz station offers direct trains to Orléans. For more details on train schedules and bookings, visit SNCF Connect.
Getting to Orléans from Charles de Gaulle Airport (CDG):
– Take the RER B train from Charles de Gaulle Airport to Gare du Nord in Paris.
– From Gare du Nord, transfer to the Paris Gare d’Austerlitz station by taking subway line M5.
– Once at Gare d’Austerlitz, catch a direct train to Orléans.
Getting to Orléans from Orly Airport (ORY):
– Take Métro Line 14 from Aéroport d’Orly to Gare de Lyon (~22 min)
– Walk (~13 min) from Gare de Lyon to Gare d’Austerlitz.
– From Gare d’Austerlitz, take a direct train to Orléans (~1 hour).
Be mindful that trains are less frequent on Sundays.

Venue
The meeting will take place at Hotel Dupanloup, in the city center of Orléans, France. The closest tram station is “Cathedrale”.
Accommodation Advice
The meeting venue is located in the center of Orléans, offering a wide range of nearby hotel options. Following are some examples. We encourage you to make your bookings soon, since the conference is close to the Christmas peak season.
IBIS Centre Gare – 17 avenue de Paris, 45000 Orléans
📞 +33 2 38 22 23 24
Mercure Orléans – 44 Quai Barentin, 45000 Orléans
📞 +33 2 38 62 17 39 | ✉️ H0581@accor.com
Logis Hôtel St Martin – 52 Boulevard Alexandre Martin, 45000 Orléans
📞 +33 2 38 53 02 28
Hôtel Abeille – 64 rue d’Alsace Lorraine, 45000 Orléans
📞 +33 2 38 53 54 87 | ✉️ contact@hotel-abeille.com
Science Organising Committee (SOC)
Cherry Ng (LPC2E/CNRS)
Greg Hellbourg (Caltech)
Katherine Mulray (Radboud)
Philippe Zarka (Observatoire de Paris)
Di Li (Tsinghua/NAOC)
Adélie Gorce (IAS/CNRS)
Yogesh Maan (NCRA – TIFR)
Wendy Williams (SKAO)
Christian Vocks (AIP Potsdam)
George Heald (SKAO)
Jennifer West (DRAO)
Local Organising Committee (LOC)
Cherry Ng (CNRS)
Jean-Mathias Griessmeier (CNRS)
Clara Blanchard (LPC2E/CNRS)
Pauline Noé (LPC2E/CNRS)
Lucas Guillemot (LPC2E/CNRS)
Jinge Zhang (Paris Observatory)
Fabian Jankowski (LPC2E/CNRS)
Nathalie Rolland (OSUC)
Sponsors
We thank the following sponsors for supporting this meeting.

- L’Action Spécifique SKA-LOFAR
- L’Action Thématique Phénomènes Extrêmes et Multi-messagers (AT-PEM)
- Région Centre Val de Loire
- Observatoire des Sciences de l’Univers – OSUC
- This operation was supported by the « action thématique » Cosmology-Galaxies (AT-CG) of the CNRS/INSU PN Astro.
- University of Orléans
- This work was supported by the “Action Thématique de Physique Stellaire” (AT-PS) of CNRS/INSU PN Astro co-funded by CEA and CNES
- Action Thématique de Soleil-Terre (AT-ST)
- CALCUL SCIENTIFIQUE ET MODÉLISATION ORLÉANS TOURS (CaSciModOT)
- This work was supported by the Thematic Action “Physique et Chimie du Milieu Interstellaire” (PCMI) of INSU Programme National “Astro”, with contributions from CNRS Physique & CNRS Chimie, CEA, and CNES.