3 ms·
Perhaps a thick shell of water suffices. In the order of meters, perhaps one to four meters. Perhaps combine it with lead, in the order of centimeters, perhaps
by _nalply 2y ago
Perhaps a thick shell of water suffices. In the order of meters, perhaps one to four meters. Perhaps combine it with lead, in the order of centimeters, perhaps ten centimeters, then one meter of water would suffice.
- dredmorbius 2y agoNumerous long-duration spacecraft designs incorporate water storage in the outer structure, or a high-radiation shelter within a water storage structure, for just this purpose. Water attenuates radiation quite rapidly. And has other uses. <https://news.ycombinator.com/item?id=41646990 https://news.ycombinator.com/item?id=41646990> <https://isoe-network.net/publications/pub-proceedings/symposia/north-american-tc-symposia/fort-lauderdale-usa-january-2011/slides-14/session-iv-1/1756-ritter2011-ppt/file.html https://isoe-network.net/publications/pub-proceedings/sympos...>