title: What history tells us X. Fifty years ago: the beginnings of exobiology.
authors.affiliation: Centre Cavailles and IHPST, Ecole normale superieure, 29 rue d 'Ulm, 75230 Paris Cedex 05, France. morange@biologie.ens.fr
authors.forename: Michel
authors.initials: M
authors.lastname: Morange
mesh_terms: D005075:Biological Evolution; D018559:Exobiology / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D000069497:Origin of Life