Earliest inner solar system planetesimals shaped the inventory of moderately volatile elements in terrestrial planets.

New research reveals that Earth and Mars lost essential elements due to violent cosmic collisions, not early planetary formation processes ...

A new paper released today documents the first soil, airfall dust, and rock fragment samples collected by NASA for return ...

Rock and dust samples brought back to Earth from the asteroid Bennu contain organic matter and a variety of minerals crucial to the emergence of life ...