President Donald Trump stood before cameras and declared the dawn of a new era in national defense. He called it “Golden Dome ...

NASA successfully crashed a spacecraft into an asteroid 11 million kilometers away—on purpose. The Double Asteroid ...

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space.

Prior to NASA, he served 23 years of Air Force active duty working on a host of national security space systems. Space.com talked with Johnson, the space agency's Planetary Defense Officer ...

Asteroids do offer us the opportunity to stave off at least one kind of planetary disaster ... While our asteroid detection systems are way ahead of our asteroid defense systems, there are some ...

The $330 million proof-of-concept mission, which was seven years in development, also represented the world's first test of a planetary defense system designed to prevent a potential doomsday ...

With the first orbital test launch of Starship on the horizon, scientists are dreaming about what it might make possible— from trips to Neptune to planetary defense. If all goes to plan ...

The spacecraft DART is on a mission to collide with an asteroid Related Topics: Sign up for the Daily Briefing Get the latest news and updates straight to your inbox Related Stories Tariff hikes ...

No, Bruce Willis will not be onboard and this asteroid is not a danger to Earth, but NASA is ready to test planetary defense capabilities for the future. The Double Asteroid Redirection Test (DART ...