The space rock caused quite a stir after astronomers first spotted it last year on a trajectory bringing it uncomfortably ...

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...

At one point, the odds of a strike in 2032 were as high as about 3% and topped the world’s asteroid-risk lists.

While the deal does not include explicit security guarantees, Ukrainian officials emphasized that they secured favorable ...

YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see ...

An asteroid between about 130 and 300 ft. (40 and 90 meters) in diameter has been given a 2.3% chance of it hitting Earth on ...

Earthlings can keep their plans seven years from now after scientists have officially declared Asteroid 2024 YR4 is not a ...

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

The risk that an increasingly ominous asteroid dubbed 2024 YR4 will crash into Earth in seven years now exceeds the the ...

YR4 was recently upgraded to a level three threat on the Torino Impact Hazard Scale, but its chances of impact are now nearly ...

The threat from space rock 2024 YR4 has surpassed that of Apophis, an asteroid feared by scientists 20 years ago. The danger ...

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes ...