結果 : what conditions on mars are harmful to humans
8:28

Can We Survive on Mars? | Unexplored | BBC Earth Science

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5 Reasons Going To Mars is a TERRIBLE Idea | Answers With Joe

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16:40

Why a Mars Colony is a Dangerous and Stupid Idea

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Is There Life on Mars? We Asked a NASA Scientist

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How Bad Really Is the Radiation on Mars?

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Elon Musk's Mars Warning: "It's Dangerous" ⚠️🚨 #elonmusk #shortspeeches #shorts

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