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Video: HP3 experiment will measure the heat flow in the interior of Mars. Source: DLR (CC-BY 3.0).
Credit: DLR (CC-BY 3.0).
21. August 2012

The next mars mission will reach the Red Planet in 2016 to take a 'look' into the deep interior. It will do this with geophysical experiments including DLR's HP3, which will penetrate several metres into the Martian subsurface to measure the soil's thermo-physical and electrical properties.