A key concern for astronauts as well as during the stay on Mars is dangerous radiation in the form of storms of high-energy particles from the sun as well as cosmic rays from deep space.

• 对宇航员来说，以及对在火星停留来说，一个关键的问题是来自太阳的一阵阵高能量粒子风暴，及深层宇宙的宇宙射线中存在的危险辐射。