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

To our best of our understanding, the Moon formed from Earth following a colossal impact. A Mars-sized world we nicknamed ...

Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...

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

Earth and the planetary object that gave rise to the Moon were likely born in the same region of the solar system.

About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...

About 4.5 billion years ago, the most momentous event in the history of Earth occurred: a huge celestial body called Theia ...

If you know any bit of information about how the moon was created, new research indicates that everyone has believed wrong.

New research shows that Theia, the planet that collided with Earth and formed the Moon, was a rocky world born closer to the ...

The conventional explanation for the moon's formation is that an enormous rock smashed into the nascent Earth and created it as a result. A new theory challenges the particulars of how events may have ...

Scientists continue to explore the deep story of how Earth and the moon formed. One idea has gained attention because it ...

Eons ago, in the frigid depths of our solar system, a dramatic collision occurred between two icy worlds. Instead of a catastrophic smash-up, the two bodies "kissed," merging temporarily like a ...