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NASA's New Gravity Map of Mars --Reveals Red Planet's Interior & Evolution

13 Sep 2017, 21:52 UTC
NASA's New Gravity Map of Mars --Reveals Red Planet's Interior & Evolution NASA/Goddard/UMBC/MIT/E. Mazarico

NASA scientists have found evidence that Mars' crust is not as dense as previously thought, a clue that could help researchers better understand the Red Planet's interior structure and evolution. A lower density likely means that at least part of Mars' crust is relatively porous. At this point, however, the team cannot rule out the possibility of a different mineral composition or perhaps a thinner crust.

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