NASA Now Knows Why Mars Became Uninhabitable

via Current News – Principia Scientific International
http://ift.tt/1kjWLPW

Mars’ atmosphere is full of metal, potentially explaining how the planet became uninhabitable, according to new results from a NASA probe published Monday.
NASA’s Mars Atmosphere and Volatile Evolution Mission (MAVEN) found metal ions capable of showing how the planet’s upper atmosphere behaves. Mars doesn’t have a global magnetic field like Earth, preventing metal ions from being locked into…

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via Current News – Principia Scientific International http://ift.tt/1kjWLPW

April 11, 2017 at 09:06AM