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Report: NASA Needs Better Handle on Health Hazards for Mars

NASA needs to get cracking if it wants to keep its astronauts alive and well on missions to Mars, according to an in-house report issued Thursday. In an extensive audit, NASA's inspector general office looked at the space agency's overall effort to keep astronauts safe during lengthy space missions — especially trips to Mars, currently targeted for the 2030s. Among the top health hazards for three-year, round-trip Mars missions: space radiation that could cause cancer, central...

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