Origin and Evolution of the Oort Cloud

Datum: 2025-06-03 09:00 - 2025-06-04 16:45

Adress: Kungl. Vetenskapsakademien, Lilla Frescativägen 4A, 114 18 Stockholm, Sverige

Lokal: Beijer hall

The meeting is organised and funded by the Royal Swedish Academy of Sciences. It is dedicated to the memory of Jan H. Oort, who was a foreign member of the Academy.

Programme

Tuesday, 3 June

09:00  Representative of the Swedish Royal Academy of Sciences: Welcome and Inauguration: Hans Rickman:   Informal welcome 

09:10  Alessandro Morbidelli: The Origin of the Oort Cloud

09:45  Meg Schwamb: The Origin of the Sedna Region

10:20  Paweł Wajer: Origin of Sednoid and Oort Cloud Populations by Means of the Sun’s Birth Cluster: I. Embedded Cluster

10:40 Coffee Break

11:10  Tomasz Wiśniowski: Origin of Sednoid and Oort Cloud Populations by Means of the Sun’s Birth Cluster: II. Long-Lived Cluster

11:30  Melaine Saillenfest: Dynamics of the Oort Cloud Inner Core

12:05  Luke Dones: A Spiral Structure in the Inner Oort Cloud 

12:25  Lunch Break

13:50  Elishevah van Kooten:The Nucleosynthetic Isotope Composition of Comets

14:25  Sławomir Breiter: Role of the Galactic Tide in Oort Cloud Dynamics

15.00  Coffee Break

15:30  Marc Fouchard: Long-Term Behaviours of Oort Cloud Comets and its Implication for LPC Observations

16:05 Giovanni Valsecchi: Single-Stage Capture of Comets: Analytical Theory

16:25  Elke Pilat-Lohinger: Dynamical Effects on Oort Cloud Comets due to Gliese 710’s Passage

16:45  End of Day 1

17:00  Welcome Reception 

Wednesday, 4 June

09:00  Tom Quinn: Routes for Oort Cloud Comets into the Inner Solar System

09:35  Michele Bannister: The Potential for Quasi-Interstellar Objects(online talk)

09:55  John Forbes: Streams of Interstellar Objects (online talk)

10:15  Colin Snodgrass: The ESA Comet Interceptor Mission

10:35  Coffee Break

11:00   Hans Rickman: Can Ariel Detect the Effects of Exocomet Showers on Exoplanets?

11:25.  Julio Fernández: Comet Showers: Their Relevance in the Impact History of the Earth and the Other Planets

12:00.  Lunch Break

13:30   Jessica Agarwal: Remote Activity of New Oort Cloud Comets

14:05  Darryl Seligman: Interstellar Comets 

14:40  Pedro Lacerda: Heliocentric Light Curves of 272 Comets

15:00  Bryce Bolin: The Volatile Content of Giant Oort Cloud Comet C/2014 UN271 during its Return to the Planetary Region

15:20  Coffee Break

15:50  Panel Discussion (moderator: Anders Johansen)

16:40  Final comments by Bengt Gustafsson; End of meeting

Posters, 3-4 June

  • Daniel Hestroffer: Estimation of the Detection of LPCs with Current Surveys
  • Błażej Kowalski: Dynamical Evolution of Pleiades-Like Stellar Clusters
  • Rosemary Dorsey: Visibility of the Ōtautahi-Oxford Interstellar Object Population in the Legacy Survey of Space and Time (LSST)
  • Erwan Hochart: Exchanging Asteroids in Star-Forming Regions
  • Erica Molnar-Bufanda: CO2 Sublimation and Activity Onset in Long-Period Comets: Insights from VAMP

 

Organizing comittee: Prof. Hans Rickman, Prof. Bengt Gustafsson, Prof. Anders Johansen, the Royal Swedish Academy of Sciences.

How to get to the Academy

The conference is free of charge and all meals in the official program are included.

This event will be broadcasted and recorded.

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Kontakt: Veronika Eriksson
E-post: veronika.eriksson@kva.se