{"id":246006,"date":"2026-10-27T05:40:50","date_gmt":"2026-10-27T10:40:50","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/10\/nasas-artemis-i-reveals-a-surprising-radiation-mystery-near-the-moon"},"modified":"2026-10-27T05:40:50","modified_gmt":"2026-10-27T10:40:50","slug":"nasas-artemis-i-reveals-a-surprising-radiation-mystery-near-the-moon","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/10\/nasas-artemis-i-reveals-a-surprising-radiation-mystery-near-the-moon","title":{"rendered":"NASA\u2019s Artemis I Reveals a Surprising Radiation Mystery Near the Moon"},"content":{"rendered":"\n<p><strong>Radiation near the Moon can pass straight through the body, yet preliminary Artemis I measurements suggest a smaller-than-expected increase in exposure compared with low Earth orbit.<\/strong><\/p>\n<p>Beyond Earth\u2019s protective magnetic field, astronauts face a constant bombardment of high-energy particles from deep space. But how much radiation would they actually absorb during a journey around the Moon? NASA\u2019s Artemis I mission offered a rare opportunity to find out. Aboard the uncrewed Orion spacecraft, two human-shaped mannequins carried more than 10,000 tiny crystal detectors that recorded radiation exposure throughout their simulated bodies.<\/p>\n<p>Surprisingly, radiation doses near the Moon were only moderately higher than those in low Earth orbit, a smaller increase than researchers might have expected.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Radiation near the Moon can pass straight through the body, yet preliminary Artemis I measurements suggest a smaller-than-expected increase in exposure compared with low Earth orbit. Beyond Earth\u2019s protective magnetic field, astronauts face a constant bombardment of high-energy particles from deep space. But how much radiation would they actually absorb during a journey around the [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48,1514],"tags":[],"class_list":["post-246006","post","type-post","status-publish","format-standard","hentry","category-particle-physics","category-space-travel"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/246006","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=246006"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/246006\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=246006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=246006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=246006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}