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

On October 31, a 1.5-mile-wide asteroid will whip past Earth in a trajectory that's almost too close for comfort. NASA officials say the asteroid will buzz by our planet in a "near miss" on Halloween.

A July flyby of a massive asteroid went undetected until two days after it passed, raising urgent questions about planetary ...

NASA is monitoring asteroids passing near Earth in November 2025. Three asteroids safely passed on 10th November, while two ...

PHILADELPHIA -- An asteroid named for the Egyptian god of chaos and darkness won't be wreaking any havoc on Earth -- at least not this century. That's the good news from NASA's Center for Near-Earth ...