We can’t tell what this material is based on seismic tomography data alone, but some scientists like to believe that they are the remnants of an ancient planet called Theia – an idea known as the ...

The paper, by Daniel Herwartz at Georg-August-Universität Göttingen in Göttingen, Germany, and colleagues was titled, "Identification of the giant impactor Theia in lunar rocks." ...

This discovery offers compelling evidence for the Giant Impact Hypothesis, which proposes that the Moon was formed from a colossal collision between Earth and a Mars-sized object known as Theia. This ...

The accretion hypothesis proposes that the Moon was created along with Earth at its formation. The fission theory suggests Earth had been spinning so fast that some material broke away and began to ...

Moon's Odd Orbit The Moon’s orbit around Earth isn’t perfectly aligned with the equator, a detail that hints at a more complex origin story than previously thought, possibly challenging the widely ...

More information: Drabon, Nadja et al, Effect of a giant meteorite impact on Paleoarchean surface environments and life, Proceedings of the National Academy of Sciences (2024). DOI: 10.1073/pnas.