Dose Limits and Countermeasures for Mitigating Radiation Risk in Moon and Mars Exploration

After decades of research on low-Earth orbit, national space agencies and private entrepreneurs are investing in exploration of the Solar system. The main health risk for human space exploration is late toxicity caused by exposure to cosmic rays. On Earth, the exposure of radiation workers is regula...

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Main Authors: Daria Boscolo, Marco Durante
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Physics
Subjects:
Online Access:https://www.mdpi.com/2624-8174/4/1/13
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author Daria Boscolo
Marco Durante
author_facet Daria Boscolo
Marco Durante
author_sort Daria Boscolo
collection DOAJ
description After decades of research on low-Earth orbit, national space agencies and private entrepreneurs are investing in exploration of the Solar system. The main health risk for human space exploration is late toxicity caused by exposure to cosmic rays. On Earth, the exposure of radiation workers is regulated by dose limits and mitigated by shielding and reducing exposure times. For space travel, different international space agencies adopt different limits, recently modified as reviewed in this paper. Shielding and reduced transit time are currently the only practical solutions to maintain acceptable risks in deep space missions.
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spelling doaj.art-fb789cad74694ac08d6f7768f301641e2023-11-30T21:59:52ZengMDPI AGPhysics2624-81742022-02-014117218410.3390/physics4010013Dose Limits and Countermeasures for Mitigating Radiation Risk in Moon and Mars ExplorationDaria Boscolo0Marco Durante1Biophysics Department, GSI Helmholtzzentrum für Schwerionenforschung, 64291 Darmstadt, GermanyBiophysics Department, GSI Helmholtzzentrum für Schwerionenforschung, 64291 Darmstadt, GermanyAfter decades of research on low-Earth orbit, national space agencies and private entrepreneurs are investing in exploration of the Solar system. The main health risk for human space exploration is late toxicity caused by exposure to cosmic rays. On Earth, the exposure of radiation workers is regulated by dose limits and mitigated by shielding and reducing exposure times. For space travel, different international space agencies adopt different limits, recently modified as reviewed in this paper. Shielding and reduced transit time are currently the only practical solutions to maintain acceptable risks in deep space missions.https://www.mdpi.com/2624-8174/4/1/13space travelgalactic cosmic radiationshieldingnuclear propulsion
spellingShingle Daria Boscolo
Marco Durante
Dose Limits and Countermeasures for Mitigating Radiation Risk in Moon and Mars Exploration
Physics
space travel
galactic cosmic radiation
shielding
nuclear propulsion
title Dose Limits and Countermeasures for Mitigating Radiation Risk in Moon and Mars Exploration
title_full Dose Limits and Countermeasures for Mitigating Radiation Risk in Moon and Mars Exploration
title_fullStr Dose Limits and Countermeasures for Mitigating Radiation Risk in Moon and Mars Exploration
title_full_unstemmed Dose Limits and Countermeasures for Mitigating Radiation Risk in Moon and Mars Exploration
title_short Dose Limits and Countermeasures for Mitigating Radiation Risk in Moon and Mars Exploration
title_sort dose limits and countermeasures for mitigating radiation risk in moon and mars exploration
topic space travel
galactic cosmic radiation
shielding
nuclear propulsion
url https://www.mdpi.com/2624-8174/4/1/13
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