Professor Hanno Rein - University of Toronto at Scarborough

Past:

Ontario Tech University, Oshawa: January 2026 - Orbits, Chaos, Instabilities, Machine Learning and how to write the fastest N-body code in the world
Haus der Astronomie, Astro & Co, Heidelberg: January 2026 - Wie stabil is unser Sonnensytem?; Video
FirstPrinciples Talk, Toronto: November 2025 - Orbits, Chaos, Instabilities, Machine Learning and how to write the fastest N-body code in the world
TASTY Talk, Astronomy and Astrophysics, University of Toronto: November 2025 - Not a NICE model
Uxbridge Public Library: November 2025 - Can we live on Mars?
IAU Commission B1, Challenges and Innovations in Computational Astrophysics VI - IISER Mohali, India: September 2025 - N-body Simulations of Planetary Systems
National Observatory of Japan, Tokyo, Japan: December 2024 - N-body Simulations of Planetary Systems
Rogue Worlds 2024, Osaka, Japan: December 2024 - The role of sub-stellar flybys in sculpting the Solar System; Video
Toronto, AAS Division on Dynamical Astronomy (DDA) meeting: Visualizing Dynamical Astronomy for Science and Outreach
Yale University New Haven, Connecticut: December 2023 - Accelerating a single N-body simulation with 8 particles using AVX512 instructions
exoVAST Seminar Series (online): November 2023 - Accelerating a single N-body simulation with 8 particles using AVX512 instructions; Slides (PDF); Video
Toronto, CITA Planet Day: August 2023 - How to integrate the Solar System for 5 Gyr in 1 day; Slides (PDF)
Aspen Center for Physics: March 2023 - White dwarf pollution and numerical methods to simulate planetary systems coupled with stellar evolution
Rochester, New York: March 2023 - Simulating planetary systems - Newton's law of gravity, machine learning, and everything in-between; Slides (PDF)
CPT Conference (Tübingen, Germany): August 2022 - Planet migration and resonances (keynote); Slides (PDF)
Canada Planet Discussion Day (University of Victoria, virtual): June 2021 - N-body dynamics (review)
NRC Herzberg Astronomy and Astrophysics Research Centre (colloquium, virtual): March 2021 - Chaos, Instability, and Machine Learning
York University (virtual): February 2021 - Chaos, Instability, and Machine Learning
Exoplanets Orbits and Dynamics, University of Liege, Belgium (virtual): January 2021 - Orbital Dynamics with REBOUND; Slides (Jupyter notebook)
Canadian Institute for Theoretical Astrophysics (CITA), Toronto: February 2020 - Blackboard Talk on Embedded Operator Splitting Methods
University of Zuerich, Switzerland: February 2020 - Some recent work on long term integrations of planetary systems
University of Tuebingen, Germany: January 2020 - Some recent work on long term integrations of planetary systems; Slides (PDF, 11 MB)
University of Birmingham, UK: November 2019 - Recent advances in algorithms for long term integrations of planetary systems
DAMTP, Cambridge, UK: November 2019 - Recent advances in algorithms for long term integrations of planetary systems; Slides (PDF, 8 MB)
Institute of Astronomy, Cambridge, UK: November 2019 - How to make your scientific codes publicly available
Planets, Stars and Discs, A Golden Age for Particle and Gas Dynamics, Oxford, UK: July 2018 - N-Body simulations of planetary systems
Exoplanets II, Cambridge, UK: July 2018 - Mass bias in TTV systems
Queens University (Ontario), Invited talk (colloquium): November 2017 - Exploring Long-term Stability of Planetary Systems with New Numerical Tools; Slides (PDF, 3 MB)
Northwestern University (Chicago), Invited talk (colloquium): October 2017 - Exploring Long-term Stability of Planetary Systems with New Numerical Tools
University of Las Vegas (Nevada), Invited talk (colloquium): September 2017 - Exploring Long-term Stability of Planetary Systems with New Numerical Tools
Numerical Integration Methods in Planetary Sciences, Toronto: July 2017 - Reproducible Integrations with the Simulation Archive
Numerical Integration Methods in Planetary Sciences, Toronto: July 2017 - Time reversible integrations with Janus
Aspen Center for Physics (Aspen, CO): March 2017 - Exploring Long-term Stability of Planetary Systems with New Numerical Tools; Interactive Slides (ipynb, on github)
McMaster University (Hamilton, Canada): November 2016 - An inconvenient truth about biosignatures on Earth-like exoplanets; Slides (PDF, 3 MB)
University of Western Ontario (London, ON, Canada): November 2016 - Simulating the Solar System for 10 billion years; Slides (PDF, 12 MB)
Yale University (New Haven, CT): October 2016 - Simulating the Solar System for 10 billion years
McMaster University (Hamilton, Canada): November 2015 - An inconvenient truth about biosignatures on Earth-like exoplanets; Slides (PDF, 3 MB)
University of Toronto, Numerical Analysis Seminar, Computer science (Toronto, Canada): April 2015 - (Non)-Symplectic Integrations of the Solar System
University of Toronto, Mississauga (Toronto, Canada): February 2015 - An inconvenient truth about biosignatures on Earth-like exoplanets
University of Toronto, Planet and Star Formation (Toronto, Canada): January 2015 - Hands-on session with REBOUND and IAS15
International Space University (Montreal, Canada): June 2014 - Exoplanet Experts Panel; Slides (PDF, 3 MB)
Universitaet Tuebingen (Baden Wuerttemberg, Germany): June 2014 - An inconvenient truth about biosignatures on Earth-like exoplanets
Cornell University Astrophysics Colloquium (Ithaca, New York): March 2014 - An inconvenient truth about biosignatures on Earth-like exoplanets
University of Toronto, Planet and Star Formation (Toronto, Canada): March 2014 - An inconvenient truth about biosignatures on Earth-like exoplanets
Large-Scale Simulations of Planetary Systems (Kobe, Japan): August 2013 - Discussion: Open Source in Astrophysics; Prezi
Large-Scale Simulations of Planetary Systems (Kobe, Japan): August 2013 - The case for stochastic orbital migration; Slides (PDF, 6 MB)
University of Toronto, St George (Toronto, Canada): March 2013 - 1) The case for stochastic orbital migration 2) Open Exoplanet Catalogue; Slides (PDF, 10 MB)
University of Toronto, Scarborough (Toronto, Canada): March 2013 - Multi-planetary systems; Slides (PDF, 10 MB)
Canadian Institute for Theoretical Astrophysics (Toronto, Canada): March 2013 - The case for stochastic orbital migration; Slides (PDF, 7 MB)
University of Tuebingen (Tuebingen, Germany): March 2013 - Junior Group Leader Selection Symposium - Formation of multiplanetary systems; Slides (PDF, 5 MB)
Niels Bohr Institute (Copenhagen, Denmark): February 2013 - 1) Formation of multiplanetary systems 2) Open Exoplanet Catalogue; Slides (PDF, 9 MB)
Exoplanets in Multi-body Systems in the Kepler Era (Aspen, CO): February 2013 - 1) One at a time or all at once: Simulating the formation of Kepler systems 2) Open Exoplanet Catalogue; Slides (PDF, 1.7 MB)
NASA Jet Propulsion Laboratory (Pasadena, CA): July 2012 - Formation of multi-planetary systems - success and failure of planetary migration theory; Slides (PDF, 11 MB)
Cornell University (Ithaca, NY): July 2012 - How to get a particle simulation running on your computer in 30 seconds. (+Science); Slides (PDF, 5 MB)
Gloucester County College (Sewell, NJ): April 2012 - The formation of multi-planetary systems; Slides (PDF, 11 MB)
Northwestern University (Chicago): March 2012 - 1. Multi-planetary systems, 2. Saturn's Rings, 3.The collisional N-body code REBOUND; Slides (PDF, 12 MB)
Center for Planetary Science (Kobe, Japan): March 2012 - The collisional N-body code REBOUND and three applications to Saturn's Rings; Slides (PDF, 4 MB)
Tokyo Institute of Technology (Tokyo, Japan): March 2012 - 1. Multi-planetary systems, 2. Saturn's Rings, 3.The collisional N-body code REBOUND; Slides (PDF, 12 MB)
National Astronomical Observatory of Japan (Tokyo, Japan), Informal discussion: March 2012 - The collisional N-body code REBOUND; Slides (PDF, 1 MB)
National Astronomical Observatory of Japan (Tokyo, Japan): March 2012 - Formation of resonant Multi-planetary systems; Slides (PDF, 12 MB)
CEA Saclay (Paris, France): January 2012 - 1. Multi-planetary systems, 2. Saturn's Rings, 3. The collisional N-body code REBOUND
NASA Goddard Space Flight Center (Greenbelt, MD): January 2012 - 1. Multi-planetary systems, 2. Saturn's Rings, 3. The collisional N-body code REBOUND; Slides (PDF, 11 MB)
McGill University (Montreal, Canada): November 2011 - Multi-planetary systems, Saturn's Rings and the collisional N-body code REBOUND; Slides (PDF, 12 MB)
University of Rochester (New York): November 2011 - Multi-planetary systems, Saturn's Rings and the collisional N-body code REBOUND; Slides (PDF, 12.8 MB)
Franklin Institute, Rittenhouse Astronomical Society (Philadelphia): November 2011 - Dynamics of extra-solar planets; Slides (PDF, 8.6 MB)
University of Florida (Gainesville): October 2011 - Multi-planetary systems, moonlets in Saturn's Rings and REBOUND; Slides (PDF, 12 MB)
Space Telescope Science Institute (STScI, Baltimore): September 2011 - Dynamical evolution of multi-planetary systems and moonlets in Saturn's Rings; Slides (PDF, 15 MB)
ISIMA Seminars, KIAA (Beijing, China): July 2011 - Migration of moonlets in Saturn's Rings + Bonus: symplectic integrators; Slides (PDF, 5 MB)
ISIMA Conference, KIAA (Beijing, China): July 2011 - Exoplanets, migration, turbulence, resonances and inclined orbits; Slides (PDF, 8 MB)
American Museum of Natural History (New York): October 2010 - The effects of stochastic forces on planetary systems and Saturn's rings; Slides (PDF, 13 MB)
MPIA (Heidelberg, Germany): September 2010 - The effects of stochastic forces on planetary systems and Saturn's rings; Slides (PDF, 12 MB)
Evolving Theory for Planet Formation (Ishigaki, Okinawa, Japan): June 2010 - Stochastic migration in Saturn's rings; Slides (PDF, 9 MB)
Informal Astrophysical Seminar (Institute for Advanced Study, Princeton): January 2010 - Multi-planetary systems, turbulence and Saturn's Rings
Astrophysical Lunch Seminar (Cambridge, England): January 2010 - Multi-planetary systems, turbulence and Saturn's Rings
Dynamics of Discs and Planets: Isaac Newton Institute (Cambridge, England): September 2009 - On the Validity of the Super-Particle Approximation of Planetesimals in Simulations of Gravitational Collapse; PDF slides and video
DAMTP Fluids Seminar (Cambridge England): May 2009 - From Dust to Planets
Exoplanets and Disks: Their Formation and Diversity (Keauhou, Hawaii): March 2009 - On the Formation of Multi-planetary Systems in Turbulent Disks; Slides (PDF, 4MB)
Planet Formation and Evolution: The Solar System and Extrasolar Planets (Tuebingen, Germany): March 2009 - On the Formation of Multi-planetary Systems in Turbulent Disks; Slides (PDF, 4MB)
Astrophysical Lunch Seminar (Cambridge, England): October 2008 - Turbulence and Mean Motion Resonances
5th Part III Return Conference (Cambridge, England): April 2008 - In the beginning God created the heavens and the earth.

Talks

Past: