When an asteroid threatens Earth, astronomers use a rating called the Torino scale to communicate the risk. Richard Binzel, ...

YR4, the "city-killer" asteroid that briefly made headlines last year due to a small but non-zero chance that it may hit the ...

Apophis will make a rare close flyby of Earth in 2029 as scientists study its effects and analyse new findings on ...

NASA has confirmed that asteroid 2024 YR4, a space rock approximately the size of a 15-story building, might collide with the ...

Earth just had two close calls... and one went completely unnoticed. A small asteroid passed just 266 miles above Antarctica—closer than many satellites—before anyone even spotted it. Less than a day ...

Scientists have issued a chilling warning regarding the city-killier asteroid, 2024 YR4, currently racing toward the moon, ...

CHICAGO -- A newly discovered asteroid roughly the size of an Olympic swimming pool has a "small chance" of colliding with Earth in 23 years, with a potential impact on Valentine's Day in 2046, ...

A team of researchers has uncovered a remarkably intact impact structure that is now known as the Jinlin crater.

A Japanese astronomer captured two lunar impact flashes — caused by meteor strikes on the moon — just two days apart on video ...