Earth has picked up a new traveling companion – an asteroid named 2025 PN7 that now moves through space in step with us. This ...

Earth has a new moon-like object, known as a "mini-moon," orbiting our planet. This phenomenon is a temporary capture of ...

The sun's gravity will pull the moon farther away from Earth than it's been in over five years on Nov. 19, though it'll be ...

“Impact flashes on the moon are very common,” University of Colorado Boulder astrophysical and planetary sciences professor Paul Hayne said. “In fact, they happen more or less every night, and it’s a ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon ...

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