In January this year, the European Space Agency's (ESA) satellite ‘Mars Express’ started to record stereoscopic colour images of amazing detail and clarity of the Martian surface (at high resolution, 12 m per pixel). ‘Mars Express’ is Europe's first spacecraft to visit Mars and the mission comprised an orbiter to study the atmosphere, surface and subsurface plus a lander that was to investigate the surface and search for signs of life. One of the mission's most important objectives was to search for signs of water because NASA research of the Martian surface had indicated that there was evidence for catastrophic floods early in its history that had left large outflow channels and valley networks that must have …
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