In 2025, scientists tracked 12 people through 10 months of Antarctic isolation. The findings could reshape how future Mars astronauts are trained for the psychological challenges of deep-space missions

Ten months of Antarctic isolation revealed a hard truth about deep space. Twelve people trapped at Concordia Station faced rising conflict, not stronger bonds. Forced closeness actually fueled mistrust. Now, NASA is using these psychological findings to redesign future Mars missions. To survive the journey, astronauts need elite skills—and enough personal space to remain human.

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