"During the early solar system's game of cosmic billiards, Earth was struck by a neighbor,” said Dauphas. “It was a lucky shot. Without the moon's steadying influence on our planet's tilt, the climate ...

Discover how scientists have used iron isotopes to determine the likely origin of the Mars-sized planet named Theia.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Deep below the Earth’s crust, along the mantle-core boundary, are dense geological blob-like anomalies ...

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

According to a new study, Earth’s atmosphere might have been more important for the origin of life story than we gave it ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. New model suggests an ocean of magma formed within the first few hundred million years of Earth's ...

Abiotic chemistry in Earth’s atmosphere could have generated biologically important organosulfur molecules as life was ...

A study on the Earth's formation titled "Stochastic accretion of the Earth" has been published in the journal Nature Astronomy. Researchers from ETH Zurich have used a new modeling approach to ...

The James Webb space telescope has captured data that could help us better understand how Earth formed billions of years ago. According to the new data, James Webb has detected water vapor in ...

Around 4.6 billion years ago, a young, hot star was born. The Sun formed from a cloud of gas and dust, and over time planetary bodies, including Earth and Mars, came to be. It’s unlikely that ...

Surface-bound gels may have offered the structure and chemistry needed for life to take hold on Earth—and possibly elsewhere.

Earth is believed to have formed partly from carbonaceous meteorites, which are thought to come from outer main-belt asteroids. Telescopic observations of outer main-belt asteroids suggest that they ...