Science ❯ Astronomy ❯ Asteroids ❯ Planetary Defense

Impact Risk

NASA Drafts Plan to Divert or Break Up Asteroid 2024 YR4 as Models Flag Small 2032 Lunar Impact Risk

Updated simulations prompt contingency missions focused on kinetic impactors or a controlled nuclear standoff.

NASA Rules Out Earth Impact From Asteroid 2024 YR4, Moon Remains at Slight Risk

Asteroid 2024 YR4's Risk of Earth Impact in 2032 Drops to Near Zero

Asteroid 2024 YR4 Poses Small Risk of Earth Impact in 2032

Asteroid 2024 YR4's Risk of Earth Impact Drops, but Monitoring Continues

NASA Monitors 'City-Killer' Asteroid with 3.1% Chance of Earth Impact in 2032

Asteroid 2024 YR4 Monitored for Potential Earth Impact in 2032

Study Simulates Global Impact of Potential Asteroid Bennu Collision in 2182

Asteroid 2024 YR4 Poses Small Impact Risk for Earth in 2032

Asteroid 2024 YR4 Has 1.2% Chance of Earth Impact in 2032