Scientists observe a dramatic collision between two planets, offering insights into the formation of Earth's Moon 4.5 billion ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth’s chemical makeup solidified just three million years after the Solar System formed—yet it was a later collision with ...

New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon, came from closer to the sun. Artist’s impression of the collision between ...

While much attention is focused on the mysteries of deep space, there is an equally intriguing mystery closer to home, but in the opposite direction: deep underground. One particular mystery arose ...

Add Yahoo as a preferred source to see more of our stories on Google. New isotope measurements reveal where Theia formed and how its impact shaped Earth and the Moon. (CREDIT: AI-generated / The ...

Ryugu’s samples reveal that water activity on asteroids lasted far longer than scientists thought, possibly reshaping theories of how Earth gained its oceans. A billion-year-old impact may have melted ...

Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests Earth’s continents didn’t begin growing until hundreds of millions of years ...