The estimated average energy of the particles in the cabin is on the level of Galactic cosmic radiation.

舱内粒子的平均能量很高，主要成分是银河宇宙辐射。

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As plans for deep space exploration ramp up, radiation is a big concern from high-energy galactic cosmic rays spewed by distant supernova explosions to sporadic bursts of charged particles hurled by the sun.

NPR: Astronauts Face Radiation Threat On Long Mars Trip