A building-sized asteroid had a 1-in-32 chance of hitting Earth at its peak, but astronomers soon found there was zero chance ...

The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

The discovery and swift monitoring of asteroid 2024 YR4 earlier this year represented Earth's first real-life planetary defense test.

An asteroid could wipe out humanity, but it's unlikely. Near-misses are more common than impacts, though planetary defence is something that money should be spent on because the chance isn't zero. An ...

It's one of the best annual meteor shows on Earth: the Geminids Meteor Shower. Observed since the late 19th century, the ...

NASA has unveiled a series of new discoveries that make the possibility of alien life elsewhere in the universe more ...

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 ...

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, ...

Good news: It's probably not going to hit Earth anymore. Bad news: It still could hit the moon — and some astronomers think NASA should blow it up. An asteroid that could be as big as the Statue of ...

It's time for the Geminid meteor shower, one of the strongest of the year. The Geminids peak this weekend and are visible ...

You should also be able to get a good show by watching the sky on the nights either side of the peak – clear skies pending.