11-13-2016, 05:16 AM
(11-12-2016, 10:50 PM)selden Wrote: Don't forget that magnetic fields don't provide any protection against photons, i.e. no protection against gamma rays. Most of the articles I've seen discuss the damage done by gamma rays. e.g. https://arxiv.org/pdf/astro-ph/0503625
Yep. They blitz the ozone layer and may deliver some dangerous rads at ground level. But they're not going to punch through 3km of rock.
Mike Miller, Materials Engineer
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"Everbody's always in favor of saving Hitler's brain, but when you put it in the body of a great white shark, oh, suddenly you've gone too far." -- Professor Farnsworth, Futurama
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"Everbody's always in favor of saving Hitler's brain, but when you put it in the body of a great white shark, oh, suddenly you've gone too far." -- Professor Farnsworth, Futurama