I mean, given the lack of a breathable atmosphere, an environment utterly hostile to life that evolved on Earth, little to no protection from high-frequency solar radiation, and a ton of other things, the idea that astronauts would die on Mars really isn’t a new concept.

https://www.cnn.com/2025/03/26/science/mars-toxic-dust-scli-intl/index.html?utm_source=cnn_Evening+Newsletter+-+Wednesday%2C+March+26%2C+2025&utm_medium=email&bt_ee=1A7tZEkFR8ZNZqiylQT%2FL7HPJWF3cHPSO3dMTdeOWu1C3Bw1fF5VJMVjkoDKRO4B&bt_ts=1743023632030