Primer paso de la ESA hacia la vuelta de las muestras de Marte   Artist's impression of the Mars Sample Return orbiter. As currently envisaged, the Mars Sample Return will be a two-stage endeavour: a spacecraft that includes a return capsule to be launched in 2011 and inserted into orbit around Mars, to be followed two years later by a second spacecraft carrying a descent module and a Mars ascent vehicle. Trayendo Marte de nuevo a la Tierra     Artist's view of the Mars Sample Return (MSR) ascent module lifting off from Mars' surface with the Martian soil samples. Release date: 13 noviembre 2003