Conventionally, the moon is thought to have formed during one big impact, but a three-impact model might make more sense ...

Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of Earth’s mantle and ejecting a huge debris disk that later formed the moon.

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

A research team from the Space Robotics Laboratory at the University of Malaga, involved in the project, is testing and ...

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

The picture-perfect launch of twin Escapade orbiters bound for Mars presages a fantastical new age in exploring the planets, ...

They went through the isotope mixtures in Earth and lunar rocks instead of using highly technical models. They dabbled in which compositions and sizes of Theia and which composition of the early Earth ...

A new study reveals how specialized microbes might convert Martian regolith into durable, life-supporting structures. Since ...

Amazon’s Black Friday sale is still live, and we’ve sifted through the bogus discounts to surface truly great deals on ...

The technologies demonstrated by ISAM are laying the groundwork for in-space assembled observatories to peer deeper into our ...

Bigger, Reusable Heavy-Lift Rockets. Since the very first orbital missions of Sputnik and Yuri Gagarin, space exploration has ...

Moon’s precursor planet, Theia, disappeared billions ago, leaving scientists no direct chemical evidence to support the hypothesis. Now a team of astromers in France, Germany and the United States ...