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

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

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

Advanced algorithms speed up the search for small solar system objects, and astronomers say there's much more to come.

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

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

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, astronomers say. A comet named 3I/ATLAS likely weighs more than 33 ...

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