Science ❯ Space Exploration

Planetary Defense

Asteroids Asteroid Deflection International Cooperation Asteroid Monitoring Scientists ESA Space Safety Programme Near-Earth Objects NASA Missions Risk Assessment Impact Risk Assessment Asteroid Studies Hazardous Asteroids European Space Agency Space Hazards Potential Threats NASA Asteroid Detection International Collaboration DART Mission ESA Missions

Apophis Declared Safe for 2029 Flyby as Global Visibility Maps Are Released

Scientists say the April 13, 2029 pass offers a rare chance to watch and measure how Earth’s gravity alters a nearby asteroid.

Meteorite Fragments Strike Koblenz After Bright Fireball Sweeps Western Europe

Scientists Detail Nuclear Backstop for Asteroid That Could Strike the Moon in 2032

Hubble Captures Coma of Interstellar Comet 3I/ATLAS as Experts Uphold Natural Origin

DART Ejecta Analysis Reveals Boulder Clusters Could Tilt Dimorphos’s Orbit