An asteroid named 2025 PN7 has been in quasi-orbit of Earth for approximately 60 years. It's expected to stay there for ...

2025 PN7 is a small, dim asteroid that appears to orbit Earth, according to EarthSky. Believed to be a piece of the moon that ...

Earth still only has one true natural satellite — our 2,159-mile-wide moon oribiting about 239,000 miles away. However, ...

Its stable orbit provides astronomers with valuable data on orbital mechanics, gravitational resonance, and the behaviour of ...

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, according to new research.Related video ...

Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.

It's largely agreed that the moon was created around 4.5 billion years ago when a protoplanet collided with early molten ...