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

For years, planetary scientists have argued that some of the material that built Earth must have drifted in from beyond ...

Planetary scientists led by Paolo Sossi have determined that Earth assembled almost entirely from material originating in the ...

A new analysis of meteorite isotopes challenges long-held ideas about Earth’s origins, suggesting our planet may have formed ...

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

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...

Earth likely formed from inner Solar System material alone, raising fresh questions about the origin of water on our planet.

Jupiter, the largest planet in the solar system, may have been responsible for a mysterious age gap in the early solar system's planet building blocks. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...