Planetary scientists have long debated where the material that formed Earth comes from. Despite its location in the inner ...

The chemical composition of meteorites and asteroids acts as a kind of fingerprint, providing information about the origin of ...

Mercury, Venus, Earth and Mars – may have formed from two rings around the young sun, rather than a single disc ...

Life on Earth may exist thanks to an incredible stroke of luck — a chemical sweet spot that most planets miss during their formation but ours managed to hit. A new study shows that Earth formed under ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles within this cloud collided and clumped together, driven by gravity 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.

The history of Earth is written on the great tablets of tectonic plates. The motions of plates shaped land masses, formed ...