[ExI] Radiation damage could stop manned trips to Mars

[Dylan Distasio]

I haven't read the paper, but isn't a self generated magnetic field
surrounding the living  sections a possible solution for this?

On Oct 11, 2016 4:46 PM, "Stephen Van Sickle" <sjv2006 at gmail.com> wrote:

>
>
> On Tue, Oct 11, 2016 at 12:40 PM, BillK <pharos at gmail.com> wrote:
>
>> On 11 October 2016 at 19:57, Stephen Van Sickle wrote:
>
>
>
>>
>> This lab is part of NASA’s Human
>> Research Program
>>
>
> So what?  NASA is as capable of bad science as anyone.
>
>
>> The rate of
>> dosage doesn't matter.
>
>
> Yes, it does.  It matters quite a bit.  If you live in Denver for 80
> years, your total background dose is abut 1 Sv.  Any effect of that won't
> be measurable.  If you get that dose in one hour, you will show symptoms of
> Acute Radiation Syndrome and have about a 5% chance of dying from it in a
> month.  Rate likely will have a different effect with cosmic radiation than
> with gamma, but a blanket statement that "rate of dosage doesn't matter" is
> just plain wrong.
>
> I also said "take with a big grain of salt", not "disregard entirely".
> Heavy ion radiation is one of the two biggest medical concerns (the other
> being .38 g gravity effects).  It is a serious issue, but like .38 g just
> about impossible to experiment with on earth.  Even if there is an
> accelerator that can create cosmic ray energies (and there isn't), no one
> would tie it up for 2 or 3 years for one experiment.  So they do the
> experiment that they can, not the one which they need.  Very common, but
> the results are rarely definitive.
>
> s
>
>
>
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