We are excited to announce a special bonus to all COSPAR-2021-Hybrid participants. Register for COSPAR-Hybrid-2021 by 30 November; and as a thank you for registering early, you will receive admission to a special Assembly pre-event featuring three of our Interdisciplinary Speakers.
Interdisciplinary Speakers

Carlé McGetchin Pieters
Brown University, USA
Francis A. Cucinotta
University of Nevada, Las Vegas, USARadiobiology, Radiation and Why They Matter for Space Research and Exploration

Hitoshi Kuninaka
Astronautical Science (ISAS), Japan Aerospace Exploration Agency (JAXA), Kanagawa, Japan, The Hayabusa II mission and returnThe Status of Hayabusa II and the Results thus far from Hayabusa I and II

John Church
University of New South Wales, Sydney, Australia
Marica Branchesi
Gran Sasso Science Institute and INFN-LNGS, L'Aquila, ItalyNew High Energy Astrophysics Involving Gravitational Waves and Satellite Observations

Michele Dougherty
Professor of Space Physics at Imperial College London (UK)Public Lecture

Abigail Allwood
Australian geologist and astrobiologist at the NASA Jet Propulsion LaboratoryWhere and how did life evolve on Earth and what are the implications for Mars exploration?