NPR's Ailsa Chang speaks to astronomer Sarah Greenstreet about her team's new discovery of the fastest-spinning large asteroid known to man.

A powerful new telescope spots an unusually large asteroid spinning faster than thought possible, challenging long held ideas ...

A mile-wide asteroid known as 2005 UK1 will safely pass Earth on Jan. 12, 2026, at 32 times the moon’s distance, posing no danger to the planet.

This space rock somehow broke the speed limit.

Add Yahoo as a preferred source to see more of our stories on Google. A stadium-sized asteroid will pass by Earth on Friday, May 9. And if you're interested, you could see it happen in real time, ...

A newly spotted space rock has just shattered the speed record for large asteroids, spinning so quickly that by all expectations it should have torn itself apart. The object, named 2025 MN45, is ...

A large object is expected to fly through the sky on Christmas Eve, but it's not a sleigh with eight reindeer and a guy in a big red suit. A giant asteroid will be flying by Earth just in time for the ...

December is a busy month between the holiday season, the winter solstice and the occasional aurora borealis. It also hosts one of the best meteor showers of the year, with the Geminids. This often ...

An astrological mystery event that lit up the daytime sky Wednesday over parts of the upper and midwest and southern Canada may have been solved. Scientists say the fireball was likely a rock that had ...