@article{fdi:010069316, title = {{M}ars : a small terrestrial planet}, author = {{M}angold, {N}. and {B}aratoux, {D}avid and {W}itasse, {O}. and {E}ncrenaz, {T}. and {S}otin, {C}.}, editor = {}, language = {{ENG}}, abstract = {{M}ars is characterized by geological landforms familiar to terrestrial geologists. {I}t has a tenuous atmosphere that evolved differently from that of {E}arth and {V}enus and a differentiated inner structure. {O}ur knowledge of the structure and evolution of {M}ars has strongly improved thanks to a huge amount of data of various types (visible and infrared imagery, altimetry, radar, chemistry, etc) acquired by a dozen of missions over the last two decades. {I}n situ data have provided ground truth for remote-sensing data and have opened a new era in the study of {M}ars geology. {W}hile large sections of {M}ars science have made progress and new topics have emerged, a major question in {M}ars exploration-the possibility of past or present life-is still unsolved. {W}ithout entering into the debate around the presence of life traces, our review develops various topics of {M}ars science to help the search of life on {M}ars, building on the most recent discoveries, going from the exosphere to the interior structure, from the magmatic evolution to the currently active processes, including the fate of volatiles and especially liquid water.}, keywords = {{M}ars ; {G}eological evolution ; {G}eophysics ; {A}tmosphere}, booktitle = {}, journal = {{A}stronomy and {A}strophysics {R}eview}, volume = {24}, numero = {}, pages = {art. 15 [107 p.]}, ISSN = {0935-4956}, year = {2016}, DOI = {10.1007/s00159-016-0099-5}, URL = {https://www.documentation.ird.fr/hor/fdi:010069316}, }