Astronomers have found a space rock that has been quietly hanging around Earth for decades: a tiny asteroid named 2025 PN7. This so-called “quasi-moon” isn’t a true moon or a mini-moon, because it ...

The recently spotted asteroid 2025 PN7 appears to be the source of the rumor mill about Earth's supposed second moon. Earth has several quasi-moons that get their name due to the fact that they ...

You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth still only has one true natural satellite — our 2,159-mile-wide moon ...

The Earth has just added its seventh confirmed quasi-lunar moon. It is 2025 PN7, a small Apollo-type asteroid detected in August solely by its brightness, thanks to the Hawaiian Pan-STARRS 1 telescope ...

A newly identified tectonic "regime" may rewrite our understanding of how rocky worlds evolve, scientists report in a new ...

A strange phenomenon thought to only exist near the Sun has been detected in Earth's magnetic field for the first time.

A bunch of materials called rare earth elements (REE) that are crucial for producing a vast range of tech products – from ...

A Rutgers researcher and collaborators have linked unusual geological anomalies to Earth’s molten origins and its unique habitability. For many years, researchers have struggled to understand two ...