World Space Walk Simultaneously Puts Three Mars-Capable Spacesuits To the Test
Zothecula writes "On October 8, three teams in various parts of the world participated in an unprecedented simultaneous test of three experimental spacesuits. Coordinated from a mission control center in Innsbruck, Austria run by the Austrian Space Forum (OeWF), World Space Walk 2013 aims at setting standards for developing suits for the future exploration of the planet Mars."
The biggest obstacle in going to Mars will likely prove to be shielding a spacecraft from extreme radiation over the long transit time.
You need mass with protons in it.
If we are lucky, graphene will come to our rescue on this issue too. There are early indications that this will be so. I'm sure it would take a bazillion layers, but that would surely still be orders of magnitude lighter than heavy metals. At the worst, say maybe lead would still have to incorporated, but it would still probably be practical (light enough) to get it off the ground in the first place. I swear graphene is shaping up to be the most important discovery in the history of discovery.
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