Overview

• The UN-planned event marks a decade of annual asteroid outreach since its 2016 endorsement, chosen in memory of the 1908 Tunguska airburst over Siberia.
• A global livestream is showcasing near-Earth asteroids in real time to demonstrate advances in telescopic detection and public engagement.
• Expert-led webinars are providing updates on scientific research into asteroid composition and impact risk mitigation strategies.
• Space agencies have intensified near-Earth object detection campaigns this year, integrating data from new observatories such as the Vera C. Rubin telescope.
• Efforts this year are laying groundwork for ESA’s Hera mission in 2026, which will follow up on NASA’s successful DART experiment to test deflection techniques.