NASA wants spacecraft designed for Mars return trip


If we ever do get to Mars [1], getting home might prove to be as difficult. NASA today selected three companies — Alliant Techsystems, Lockheed Martin and Northrop Grumman – to being the task of defining the spacecraft that will leave Mars, presumably at first loaded with red planet rock samples, then later possibly humans – for a safe trip back to Earth.

mars.com

via NASA wants spacecraft designed for Mars return trip.

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