In 2016, NASA consolidated several programs into the Planetary Defense Coordination Office (PDCO), designed to work with other federal agencies, including the Federal Emergency Management Agency. The ...

Photos taken by the Italian LICIACube, short for the LICIA CubeSat for Imaging of Asteroids. These offer the closest, most detailed observations of NASA’s DART (Double Asteroid Redirection Test) ...

In recent weeks, coordinated planetary defense drills have taken place across several regions of the world, prompting speculation about whether agencies are preparing for unexpected developments ...

The familiar script of planetary defence has been torn up. For decades, the globe's foremost space agencies operated under the assumption that the greatest threat to Earth came from within its own ...