7 independently checked trend briefs about this subject, newest first.
headlinez.news detected 7 source-qualified news clusters connected to Planetary Defense between June 30, 2026 and July 21, 2026. They span 1 newsroom category and average 6.6 independent sources per brief.
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China has announced a new planetary defense mission involving a high-speed spacecraft collision with asteroid 2015 XF261.
The spacecraft Hera is receiving a remote software update as it travels to investigate the site of NASA's historic asteroid deflection mission.
Chinese researchers propose a deep-subsurface nuclear detonation strategy to deflect large near-Earth asteroids.
Scientists and state-backed initiatives are exploring the use of nuclear detonations as a viable defense strategy against potential asteroid impacts.
Japan’s Hayabusa2 probe completes historic asteroid flyby, marking a step toward planetary defense research
A 375-meter asteroid will streak past Earth in 2029—visible to billions, but scientists still puzzle over Siberia’s unexplained 2013 space rock blast.
Global observation of Asteroid Day highlights advancements in planetary defense and the new Asteroids2029 initiative.