NASA's Perseverance data confirms Mars atmosphere—96% CO2, razor-thin pressure—is lethal within seconds for unprotected humans. MOXIE tech offers hope for oxygen production amid radiation and storm risks for 2030s missions. Mars Atmosphere Confirmed Too Thin for Human Survival NASA's latest analysis underscores why Red Planet's air—mostly CO2—poses instant lethal risk, even as oxygen tech advances for future missions. NASA has long known Mars has an atmosphere, but fres... [2889 chars]