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

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the 'quasi-moon.' ...

Everyone who has ever lived on Earth has been well-aware of the moon, but it turns out Earth also has some frequent temporary companions. These "quasi-moons" are small asteroids that enter into a kind ...

Stars and planets are lining up for the change of seasons during the Northern Hemisphere's autumnal equinox this year.

Scientists have discovered a previously unknown quasi-moon that’s been shadowing Earth’s orbit for decades, undetected, and will likely remain there for a few decades more. The quasi-moon, named 2025 ...