Planetary defense: Protecting Earth from space-based threats

Planetary defense refers to the effort to monitor and protect Earth from asteroids, comets and other objects in space.

NATO Review - The climate-space nexus: new approaches for strengthening NATO's resilience

Who will defend Earth from asteroids besides NASA? College students.

Understanding the Threat of Planet-Killer Asteroids and NASA's Mitigation Strategies

Tackling Cyberthreats to and from Outer Space

Protecting Earth from asteroids is complicated and global

Space shotgun could destroy dangerous asteroids just hours before impact

Planetary Defence System, Kardashev Scale Wiki

Earth Protection: Planetary Defense Coordination Office Launched

China, Russia may soon field more capable counterspace weapons, DIA says

NASA's planetary defenders keep track of potentially harmful asteroids

Are there any asteroids on collision course with Earth?