A Japanese spacecraft flew by an asteroid and snapped a picture. It turned out to be a “contact binary”: two space rocks that ...

Is it better to deploy a nuclear warhead on an asteroid after a deep crater impact, or a shallow impact? When you purchase ...

On Sunday, an aging Japanese spacecraft named Hayabusa2, which completed its initial sample-return objective more than half a ...

NASA is launching a mission to combat '100% chance' of killer asteroids hitting Earth as it hit the tenth anniversary of ...

Tuesday marks the 10th anniversary of International Asteroid Day. In the decade since the United Nations established the ...

Our solar system is a celestial shooting gallery, chock-full of flying projectiles that one day could threaten Earth—so what ...

A large asteroid will zip past Earth this weekend, but don't worry: It poses no danger. The space rock — 1997 NC1 — makes its closest approach Saturday morning, coming within 1.

Investing in interplanetary defense isn’t expensive, and it could save the planet. NASA has catalogued more than 40,000 asteroids whose paths approach Earth’s orbit. Here is where they are now.

Don’t look up! But if you do, you might be able to see a bus-sized asteroid passing Earth. The newly discovered space rock is said to make a close call early next week, flying by Earth, but rather ...

The giant asteroid Apophis will make a historically close approach to Earth on April 13, 2029. Scientists have ruled out any risk of Apophis hitting Earth for at least the next century. The 2029 flyby ...

The giant asteroid Apophis will make a historically close approach to Earth on April 13, 2029. Scientists have ruled out any risk of Apophis hitting Earth for at least the next century. The 2029 flyby ...