They went through the isotope mixtures in Earth and lunar rocks instead of using highly technical models. They dabbled in ...

The outer planets of the Solar System are swarmed by ice-wrapped moons. Some of these, such as Saturn’s moon Enceladus, are ...

Theia, the world that helped form the Moon, came from the Solar System. Chemical clues in Earth and Moon rocks reveal this ...

It’s one of the most enduring ideas about the formation of our solar system: Earth collided with a Mars-sized object, Theia, ...

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 ...

The object is called 2025 PN7, and it was spotted on Aug. 2, 2025, by the Pan-STARRS telescope in Hawaii. Even though it was just discovered, earlier data shows it's been in this unusual orbit for ...

The internet is buzzing after reports claimed NASA confirmed Earth now has two moons. But before you picture a new glowing orb in the sky, scientists say that’s not exactly the case. What researchers ...

Earth's quasi-moons are not actually moons, but temporary asteroids that eventually leave Earth’s orbit JPL-Caltech/NASA A new "quasi-moon" named 2025 PN7 has been discovered, according to a ...

NASA has made it official: Earth has a second moon. Sort of. An asteroid called 2025 PN7 is trailing our planet’s path as a “quasi-moon,” meaning it isn’t orbiting Earth and will only serve as a ...

Has Earth acquired a second moon? Not exactly. Astronomers recently discovered a new quasi-moon. This asteroid with a diameter of 50 feet will be accompanying Earth as it orbits the Sun for the next ...

JACKSONVILLE, Fla. — You may have heard claims that NASA scientists confirmed the Earth has a second moon, but that statement isn't totally true. NASA did confirm there is a newly discovered ...

Astronomers have re-discovered a temporary moon that has joined Earth’s orbit. The mini-moon/asteroid is named 2025 PN7. It’s about 62 feet in diameter and will eventually return to its other orbital ...