Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

Apollo samples provide evidence: Researchers analyzed Moon rocks brought back by the Apollo missions and, for the first time, ...

Scientists found rocks deep inside Earth's mantle that generate hydrogen and could reveal clues about deep energy and the ...

About 1,800 miles (2,900 kilometers) below our feet, two enormous patches of strange rock sit above Earth’s core. New ...

Little is known about the long-destroyed moon-forming planet, Theia. But it may have been born in the inner solar system—just like Earth—a new study suggests ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name “Hadean” comes from the Greek god of the underworld, reflecting the extreme heat that likely ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Image Credit: NASA/GSFC/METI/ERSDAC/JAROS, and U.S ...

The European Space Agency (ESA) announced the discovery of the 40,000th near-Earth asteroid, a lot more are still out there.

Scientists have discovered a meteorite older than Earth, offering the earliest clues to how the Solar System formed and how ...

A 2023 astronaut photo shows three dark hills, or mesas, towering above part of the Sahara desert in southern Mauritania. The ...

Rocks that stood out as light-colored dots on the reddish-orange surface of Mars now are the latest evidence that areas of the small planet may have once supported wet oases with humid climates and ...