Foreword -- Preface -- Chemical Biosignatures at the Origins -- Organic Matter in Interplanetary Dusts and Meteorites -- Biosignatures of Cellular Components and Metabolic Activity -- The Deep Subseafloor and Biosignatures -- A Systematic Way to Life Detection – Combining Field, Lab and Space Research in Low Earth Orbit -- Mineralogical Identification of Traces of Life -- Biosignatures in Dee…