Our planet has apparently had a small companion that went undetected for decades. What took so long to find it and why was it ...

Astronomers discover asteroid 2025 PN7, earth's latest quasi-satellite, revealing insights into planetary dynamics and ...

Earth has a new friend — and it's been waiting for us to notice it for decades. In a new study published in the journal ...

Astronomers have identified a small asteroid, designated 2025 PN7, orbiting near Earth, intriguingly behaving like a quasi-moon.

Astronomers have found yet another quasi-moon companion of Earth in its orbit around the Sun believed to be a chunk of our ...