PT5, a near-Earth object discovered last year, has captivated scientists with its potential lunar origins. Likely ejected ...

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

An asteroid recently spotted in the cosmos with a non-zero chance of hitting Earth in the coming years may have caused some alarm. Don't freak out – yet. Yes, the asteroid has little more than a ...

PT5, initially identified as a near-Earth asteroid, is believed to be a lunar fragment due to its unique orbit and mineral composition matching lunar rocks. Researchers propose it could have been ...

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 ...

An asteroid recently spotted in the cosmos with a non-zero chance of hitting Earth in the coming years may have caused some alarm. Don't freak out – yet. Yes, the asteroid has little more than a 1% ...

Jan. 29, 2025 You may hear about a large asteroid headed toward Earth. Don’t panic. Just after Christmas Day, astronomers spotted something zipping away from Earth: a rock somewhere between 130 ...

The sun’s light exerts a tiny force called “solar radiation pressure” on objects in space. Lightweight human-made debris, ...

The small near-Earth object 2024 PT5 captured the world’s attention last year after a NASA-funded telescope discovered it lingering close to, but never orbiting, our planet for several months.