A building-sized asteroid had a 1-in-32 chance of hitting Earth at its peak, but astronomers soon found there was zero chance ...

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

Asteroid 2024 YR4, once considered the highest impact risk to Earth ever recorded, is back in the spotlight — this time due to a slight increase in the chance that it could impact the moon in 2032.

Asteroid 2025 MA90 is set to fly past the Earth on Tuesday, July 15. With an estimated diameter of 88.8 meters, that comes out to around 145 Elmos, thanks to measurements taken by Drew Brees. An ...

Two asteroids are set for safe flybys near Earth, reassuring the public that no threat exists. NASA emphasizes these events ...

The animation, provided by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS), shows the path of a 130- to 300-foot-wide asteroid — named 2024 YR4 — having a more than 1 percent ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights I was preparing for my early morning class back in ...

An artist's conception of a large asteroid impacting Earth 65 million years ago. Credit: MARK GARLICK / SCIENCE PHOTO LIBRARY / Getty Images The reality about menacing asteroids coming to destroy ...

Asteroid impacts represent a formidable natural phenomenon with the capacity to alter Earth’s environment on both local and global scales. The collision of near‐Earth objects (NEOs) with our planet ...

For the first time, NASA will use an actual space rock for a tabletop exercise simulating an asteroid impact in a densely populated area. The asteroid, named 2012 TC4, does not pose a threat to Earth, ...