The asteroid, designated 2024 YR4, jumped to the top of NASA's risk chart, with a slim but measurable chance of striking Earth in just seven years.

A chunk of space rock that visited near Earth's orbit last year was widely called a "mini-moon," a nickname that was more ...

Last year, astronomers on the hunt for potentially dangerous near-Earth asteroids spotted something unusual. A space rock, ...

A small asteroid, referred to as Earth's temporary "mini-moon," could actually be a piece of the Moon that broke away ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

Asteroid 2024 PT5 was discovered by Nasa's Asteroid Terrestrial-Impact Last Alert System (ATLAS). Scientists believe that the ...

Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar surface.

An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an ...

A near-Earth object was likely ejected into space after an impact thousands of years ago. Now it could contribute new ...

For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

Why hadn't we noticed it sooner? - NASA and all of humanity failed to locate this asteroid. They are small in size and the ...

The comet, designated Comet A117uUD (A117uUD), was only discovered on June 14, 2024, by the Asteroid Terrestrial-impact Last ...