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Index/Topics/Spacecraft Radiation Protection

Spacecraft Radiation Protection

The primary topic is about the current methods and future research directions for protecting spacecraft from radiation, including the limitations of passive shielding and the potential for active magnetic or electrostatic shielding.

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Feb 1, 2026

What are the current spacecraft shielding standards and materials used to protect against Van Allen belt particles and GCRs?

Current spacecraft relies overwhelmingly on passive shielding—aluminum hulls augmented by hydrogen-rich materials such as polyethylene, water or tankage, and operational measures (trajectory planning,...