Recent scientific research has unearthed an intriguing proposition that Earth may have once been orbited by two moons instead ...

Imagine for a moment that Earth suddenly shrank to the size of the Moon, while the Moon expanded to the size of Earth. How would life on our planet change? Could humans survive this dramatic cosmic ...

The asteroid known as 2024 YR4 is out of sight yet still very much on scientists’ minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...

Scientists: Model shows how collision could have caused distinct lunar features. Aug. 4, 2011 — -- "Goodnight Moons"? "The cow jumped over the moons"? If a new theory published in Wednesday's ...

Astronomers believe they’ve discovered another so-called quasi-moon of Earth, though it’s likely been circling undetected in near space for decades. Dubbed 2025 PN7, this mini moon is actually an ...

If you didn't catch the " blood moon " Sept. 7-8 from your backyard in the United States, there's a perfectly good ...

A near-Earth asteroid lurked undetected for decades until a telescope in Hawaii spotted it earlier this year. It may be Earth's newest quasi-moon.

The asteroid known as 2024 YR4 is out of sight yet still very much on scientists' minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...