MFM simulation of the canonical Moon-Forming giant impact. Here different colors trace different components of Gaia and Theia. The lower mantle of Gaia, denoted by the dashed circle with a radius of 0 ...

The formation of the Moon billions of years ago is cloaked in mystery. Most astronomers believe the young Earth, still cooling off from its formation, was struck by a mars-sized body called Theia, ...

The asteroid Kamo'oalewa may have been ejected by a massive impact on Earth's moon, a new simulation has revealed. When you purchase through links on our site, we may earn an affiliate commission.