Asteroids
Latest about Asteroids
When a dangerous asteroid threatens Earth, humanity will have to work together, NASA says
By Mike Wall published
Earth's oft-squabbling nations will need to set aside their differences, at least for a while, when a big, dangerous asteroid puts our planet in its crosshairs.
NASA discussing asteroid-threat exercise today: Watch it live
By Mike Wall published
NASA will discuss the results of a recent asteroid-threat exercise today (June 20), and you can watch it live.
Where did Earth's water come from? This ancient asteroid family may help us find out
By Keith Cooper published
The family is part of a larger asteroid that was smashed to pieces 130 million years ago.
Car-size asteroid gives Earth a close shave in near-miss flyby (video, photo)
By Sharmila Kuthunur published
A car-sized asteroid flew very close to Earth on Tuesday morning (May 14), just two days after being discovered.
'God of Destruction' asteroid Apophis will come to Earth in 2029 — and it could meet some tiny spacecraft
By Robert Lea published
Asteroid Apophis is heading to Earth, and scientists have revealed three tiny spacecraft concepts that could race to meet the space rock in April 2029.
Asteroid that exploded over Berlin was fastest-spinning space rock ever recorded
By Sascha Pare published
Scientists have calculated the rotational speed of asteroid 2024 BX1, which exploded over Berlin earlier this year, by letting it trail in images of the sky. It turns out, 2024 BX1 was spinning faster than any other near-Earth object ever seen.
Watch 2 bus-size asteroids make close flybys of Earth this week (video)
By Sharmila Kuthunur published
Two asteroids are expected to make close but safe approaches to Earth this week, and you can watch them live.
Curious asteroid Selam, spotted by NASA's Lucy spacecraft, is a cosmic toddler
By Rahul Rao published
NASA's Lucy spacecraft serendipitously found a small moonlet orbiting the mission's asteroid target Dinkinesh. Scientists named it Selam, and have now learned that Selam is a cosmic toddler.
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!