Instead, it was orbiting parallel to Earth, following the same orbit around the Sun. That makes it a “quasi-moon,” a sort of space companion that plots out its course in sync with Earth but is not ...

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers now confirm that this small body, named 2025 PN7, is traveling in a special ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, icy, egg-shaped planet in the far reaches of our solar system, beyond Neptune ...

Earth has one true moon, but there are also several asteroids known as quasi-moons that are in orbit with the sun. A newly discovered asteroid, 2025 PN7, is the seventh confirmed quasi-moon that ...

The moon has played a huge role in the development of Earth. It stabilizes the planet, tempers dramatic climate swings, and ...