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

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 ...

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

Scientists traced the Moon's parent planet Theia to the inner Solar System, solving a 4.5-billion-year mystery.

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

Atoms found deep inside our planet argue that parts of “proto-Earth,” the early version of our planet, still survive inside ...

Moon’s precursor planet, Theia, disappeared billions ago, leaving scientists no direct chemical evidence to support the ...

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

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

According to researchers, the composition of a planet or celestial body holds the entire story of its formation and origin.

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