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Lead shields for space travel revealed by IGY satellites
Researchers announce a vast radiation reservoir around Earth starting 600 miles up and reaching up to 5,900 miles, emitting radiation far stronger than cosmic rays. A one man cabin could be protected by a two millimeter shield for two years, with scientists pressing for more tests to define the region’s precise nature and intensity.
MENTIONED IN THIS ARTICLE
Washington ii
James A. van Allen
Uniersity
Towa
Richard W. Porter
U.S
IGY
North Pole
van Allen
van Men