Forget the neat, tidy narratives you might have heard in school about a stable, unchanging Earth. Just like history, our ...

Scattered between the orbits of Mars and Jupiter lies the main asteroid belt — a vast region filled with rocky remnants left over from the birth of the solar system. These objects, known as asteroids ...

Ah, Earth. We may not think about our planet on a day-to-day basis, but the world we live in is a pretty interesting place. The third rock from the Sun—and to this day, the only one with known ...

A new study shows that the so-called planetesimals that accreted together to form Earth must have been composed of dry, rocky materials. Billions of years ago, in the giant disk of dust, gas, and ...

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.

Satellite image of Earth displayed the North American continent (top) and the South American continent (bottom). (Pixabay via Courthouse News) (CN) — Like making a cake, dry materials came before ...

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 ...

Violent collisions between the growing Earth and other objects in the solar system generated significant amounts of iron vapor, according to a new study by LLNL scientist Richard Kraus and colleagues.