The remnants of a protoplanet that slammed into Earth and created the moon may still be lurking deep in our planet's mantle. New research suggests that this impactor, which hit a just-formed Earth 4.5 ...

PASADENA, Calif. — Continent-sized remnants of another world could be found deep inside the Earth, according to a new study coming out of California. Researchers believe the remnants could be pieces ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A protoplanet slammed into the Earth about 4.5 billion years ago, knocking loose a chunk of rock ...

A new paper suggests that Uranus might still contain evidence of the catastrophic impact that knocked it on to its side and shaped much of its evolutionary history. If it's accurate, there are some ...

According to the results of a new study, Uranus may have survived a dramatic collision with a protoplanet twice or even three times the size of Earth, roughly four billion years ago. The cataclysmic ...

Click to share on X (Opens in new window) Click to share on LinkedIn (Opens in new window) Click to share on Facebook (Opens in new window) Click to share on Reddit (Opens in new window) Click to ...