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 ...

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 ...

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 ...

Theories around the formation of Earth have just been challenged by researchers from ETH Zurich. For a long time, the general ...

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Billions of years ago, in the giant disk of dust, gas, and rocky material that orbited our young sun, larger and larger bodies coalesced to eventually give rise to the planets, moons, and asteroids we ...