It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have been six to nine miles in length. On the other hand, on Feb. 15, 2013, an ...

REx mission has an historic opportunity to closely observe the asteroid Apophis and improve our ability to defend against ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.

Planetary Society Chief Scientist Bruce Betts notes while counterintuitive, the odds of impact go up before they drop to zero.

An asteroid is headed towards the Earth - but it’s probably not time to panic just yet.In recent days, there has been ...

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a football field as they try to determine how likely it is to strike Earth in ...

The odds of asteroid 2024 YR4 hitting Earth are shifting, with the space rock now carrying a 1-in-48 chance of collision.

The near-earth object first discovered in 2024 has stirred up conversation on social media because of the potential for an ...

YR4 has just above a 1% chance of crashing into Earth in 2032, which is why astronomers and space agencies are paying attention to it.

The detection confounded researchers until the US government ordered a “high-level inter-agency ... and scientists understand threats — whether those threats are asteroids or foreign adversaries. Musk ...

The asteroid warning network is affiliated with the United Nations. Officials activate the IAWN when an asteroid bigger than ...