New simulations show carbon enabled Earth’s inner core to solidify under realistic cooling, solving the nucleation paradox.

Where did all the water come from? Water, water everywhere. It covers 70 percent of Earth’s surface and earns it the nickname “the blue planet.” And yet… where did it come from? How is it so abundant ...

A rare kind of meteorite known as enstatite chondrite resembles Earth's composition roughly 4.5 billion years ago. The key to their counterargument resides in a rare type of space rock called ...

Panspermia, you'll recall, is the theory that life spread throughout the universe via planetoids, asteroids, or other natural ...

A high-precision time measurement system based on the radioactive decay of manganese-53 was used to determine the precise age ...

More than four billion years ago, Earth was a very different place. Pools of water froze and thawed in cycles, minerals ...

Lucas Brefka receives funding from a NASA Exoplanet Research Program grant. Christopher Palma does not work for, consult, own shares in or receive funding from any company or organization that would ...

The Erigone family of asteroids are water-rich space rocks that provide a window into the solar system's past. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Two massive asteroids hit Earth around 35.65 million years ago, but did not lead to any lasting changes in the Earth's climate, according to a new study. Two massive asteroids hit Earth around 35.65 ...