Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have discovered 2025 PN7, a small quasi-moon that mirrors Earth’s orbit around the Sun. (CREDIT: ESA) Earth has just ...

The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

For the next half-century, Earth will have a new celestial companion. A small asteroid, officially designated 2025 PN7, has been confirmed as a quasi-satellite—a rare type of near-Earth object that ...

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 ...

When you think of moons orbiting around celestial bodies, the first that naturally springs to mind is Earth's own moon. Certainly, that moon is ours – it is firmly locked within orbit around our ...

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 ...