A person who weighs 100 pounds on Earth would only weigh about 38 pounds on Mars because of the reduced gravity. The atmosphere of Mars is much thinner than Earth's. The Red Planet's atmosphere contains more than 95% carbon dioxide and much less than 1% oxygen. People would not be able to breathe the air on
BasedonNASA
Is there oxygen on Mars? Yes, Mars has oxygen but not very much and definitely not enough to just go out and breathe on the surface of Mars.
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A person who weighs 100 pounds on Earth would only weigh about 38 pounds on Mars because of the reduced gravity. The atmosphere of Mars is much thinner than Earth's. The Red Planet's atmosphere contains more than 95% carbon dioxide and much less than 1% oxygen. People would not be able to breathe the air on
Based on NASA
Is there oxygen on Mars? Yes, Mars has oxygen but not very much and definitely not enough to just go out and breathe on the surface of Mars.