title: Searching for an exo-life in the solar system.
abstract: How to define life? This very brief paper tries to bring some elements of answer to the question-essential for exobiology-with some chemical considerations.
authors.affiliation: LISA, CNRS-Universités, Paris12 & Paris 7, Créteil, France. raulin@lisa.univ-paris12.fr
authors.forename: François
authors.initials: F
authors.lastname: Raulin
mesh_terms: D018559:Exobiology; D019369:Life; D016082:Solar System