Planetary and Space Science publishes original articles as well as short communications (letters). Ground-based and space-borne instrumentation and laboratory simulation of solar system processes are included. The following fields of planetary and solar system research are covered: Cosmochemistry and origin Small bodies, dust and rings Terrestrial planets and satellites Outer planets and satellites Planetary atmospheres Planetary magnetospheres and ionospheres Exobiology Celestial mechanics The history of planetary and space research