When we look at the solid ground beneath our feet, it's easy to assume Earth has always been this way. But our planet tells a story so extraordinary, so ...

For the first time, astronomers have observed the initial phase in the formation of an earth-like planet. The discovery, highlighted in the March 13th issue of Nature, was documented by a team of ...

A fresh look at past data reveals that exoplanets with masses similar to Jupiter formed much sooner than previously thought, according to new research. The Ohio State University study's results ...

Geologists have detected a unique chemical signature, a deficit of potassium-40, in ancient mantle rocks. This anomaly suggests that remnants of "proto-Earth," material predating our planet's ...

There's a billion-year gap in Earth's geological history. A new study seeks to explain the mystery.

There are several theories about how the Earth and the Moon were formed, most involving a giant impact. They vary from a model where the impacting object strikes the newly formed Earth a glancing blow ...

New research sheds light on the earliest days of the earth's formation and potentially calls into question some earlier assumptions in planetary science about the early years of rocky planets.