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NASA selects 4 for a 378-day Mars habitat test

NASA has quietly taken a major step toward crewed missions to Mars by selecting four people to live and work in a sealed, 3D-printed habitat for 378 days. The mission is designed to mimic the ...
The Space Race on MSN

How NASA plans to 3D print buildings on Mars

NASA believes 3D printing is the most practical way to build long-term habitats on Mars without shipping massive structures ...