Space defenders! Our Planetary Defense Coordination Office is responsible for detecting potentially hazardous asteroids and leading response to a potential threat. Watch to find out more: http://go.nasa.gov/2fYAFZl
Space defenders! Our Planetary Defense Coordination Office is responsible for detecting potentially hazardous asteroids and leading response to a potential threat. Watch to find out more: http://go.nasa.gov/2fYAFZl
