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RE: Astronaut Scott Kelly describes the harsh reality of life in space and it exemplifies why only cyborgs can survive in space
Alarming, but Kelley went on to say that the effects wore off within a few weeks or months. Still, doesn't seem like a sustainable way to go about space travel.
No it doesn't; especially as we're planning Mars in 2030, that will be at least a 3 year mission.
Cg