Earth is perfectly safe from a menacing asteroid known as 2024 YR4 that is big enough to level a city, but the moon? Not so ...

NASA has continuously been monitoring 2024 YR4 since it was first reported on Dec. 27 by the Asteroid Terrestrial-impact Last ...

Observations from the James Webb Space Telescope reveal that asteroid 2024 YR4, initially a potential threat to Earth, now ...

An asteroid that, until a few months ago, was believed to be a threat to Earth is increasingly looking like it could crash ...

The asteroid, about the size of a 10-story building, has a 4.3% chance of lunar impact, according to NASA's James Webb Space ...

YR4 is a tailor-made asteroid for planetary defense efforts — it has everything it takes to get our attention." ...

YR4, which previously posed the highest impact risk to Earth ever recorded, has now been assessed a slightly higher chance of ...

An asteroid that, until a few months ago, was believed to be a threat to Earth is increasingly looking like it could crash into the Moon in 2032.

Back in December 2024, when YR4 was first discovered, the danger was greater. It showed a 3.1% chance of hitting Earth.

When Asteroid 2024 YR4 was detected, scientists reckoned it had a 1 in 100 chance of colliding with the Earth in 2032. As the ...

"Asteroid 2024 YR4 is now too far away to be observed with space-based or ground-based telescopes," NASA added in a statement ...