2nd CONFERENCE ON EARTH-SPACE SUSTAINABILITY, Mar 18-20, 2026, Leiden, Netherlands
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The 2nd Conference on Earth-Space Sustainability will take place March 18-20, 2026 at the University of Leiden in The Netherlands.
Sponsored by the University’s Institute of Air and Space Law, the theme is: Law, Stewardship, Equity.
More information is on the event’s website, which says:
Earth and outer space have become increasingly intertwined environmentally, politically, and philosophically, as satellite constellations multiply, lunar activities expand, and aspirations for Mars and beyond gain momentum.

The conference invites researchers and practitioners to engage with an emerging Earth-Space systems paradigm – one that demands a fundamental rethinking of sustainability governance. Central to this are questions of law, stewardship, and equity as they intersect with a range of contemporary issues drawing from the pasts to the futures: from the histories of astronomy to the deployment of satellite infrastructures, space debris accumulation, planetary protection, and the ethical obligations for and integrity of other celestial bodies. This conference, hosted as part of the Earth-Space Sustainability (ESS) network, provides a critical forum for theoretical reflection, interdisciplinary exchange, and future collaborations to address Earth-Space sustainability challenges in the 21st century. We welcome contributions from across disciplines and knowledge traditions, and encourage submissions that address a diverse range of topics, methodologies, and empirical contexts. Transdisciplinary knowledge perspectives and participation from non-academic practitioners are especially encouraged.