Space sustainability has become a critical issue with the increasing presence of space debris. In this episode, Quentin Verspieren provides insights into the ESA’s zero-debris approach and the collaborative efforts needed to achieve it. The conversation focuses on the importance of developing advanced technologies for debris mitigation and remediation and how private companies can drive innovation to contribute to space sustainability. Verspieren also discusses the role of global partnerships in promoting a zero-debris approach and how the Zero-Debris Charter complements international space law norms.

Additionally, the conversation addresses the financial and technological challenges faced by emerging spacefaring countries in adopting sustainable space practices. Verspieren emphasizes the need for a comprehensive approach involving all stakeholders, including governments, private companies, and international organizations, to ensure space remains a viable environment for future generations.

Episode Contributors

Quentin Verspieren is the Space Safety Programme and Protect Accelerator Coordinator at the Directorate of Operations, European Space Agency. In this role, he leads the development of ambitious European initiatives on debris mitigation and remediation, and space weather services. Verspieren is a visiting assistant professor at the Science, Technology, and Innovation Governance (STIG) Program, University of Tokyo’s Graduate School of Public Policy. He has two master’s degrees in aerospace engineering from ISAE-SUPAERO and The University of Tokyo and a Ph.D. in public policy.

Tejas Bharadwaj is a research analyst with the Technology and Society Program at Carnegie India. He focuses on space law and policies and works on areas related to applications of artificial intelligence and autonomy in the military domain and U.S.-India export controls. Tejas is also part of the group that convened Carnegie India’s annual flagship event, the Global Technology Summit, co-organized with the Ministry of External Affairs, Government of India.

Suggested Readings

The Zero Debris Charter, European Space Agency

Zero Debris Charter Aims to Boost International Cooperation on Cleaning up Earth’s Space Junk Problem, Space.com

Guidelines for the Long-Term Sustainability of Outer Space Activities, UNCOPUOS

India’s Intent on Debris-Free Space Missions, ISRO

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