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NNTP-Posting-Date: Thu, 14 Mar 2024 18:47:22 +0000
From: john larkin <jl@650pot.com>
Newsgroups: sci.electronics.design
Subject: Re: Shielding spacecraft against cosmic radiation
Date: Thu, 14 Mar 2024 11:47:22 -0700
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On Wed, 13 Mar 2024 07:09:47 GMT, Jan Panteltje <alien@comet.invalid>
wrote:

>On a sunny day (Tue, 12 Mar 2024 14:18:18 -0700) it happened john larkin
><jl@650pot.com> wrote in <34h1vihp32geb2olkcscfksbr8k0bdgdmu@4ax.com>:
>
>>On Tue, 12 Mar 2024 06:22:55 GMT, Jan Panteltje <alien@comet.invalid>
>>wrote:
>>
>>>Shields up: New ideas might make active shielding viable
>>>Active shielding was first proposed in the '60s. We’re finally close to making it work.
>>> https://arstechnica.com/science/2024/03/shields-up-new-ideas-might-make-active-shielding-viable/
>>>
>>>bit of static oelectricity, 1 MV ?
>>
>>That's all absurd, cramming a crew into a tiny dark cylinder, deep
>>inside tons of magnets, to reduce their radiation exposure a little.
>
>Yes that may be more dangerus, tha tI why I like the elctrostatic solution.
>
>
>>Space is not people-friendly. Earth is.
>>
>>Traveling to or living on Mars woud be lethal. Living on the moon
>>would be bad too.
>
>Maybe we could convert some comet, live inside it,
>use its material for power water and  shelter
>and put an engine on it and start interstellar travel:
> https://en.wikipedia.org/wiki/%CA%BBOumuamua

This is

https://www.barrons.com/news/protect-earth-instead-of-colonising-mars-obama-says-1df83940

the most sensible thing I can recall Obama ever saying.

Let's feed and educate a billion kids instead of putting victims on
the moon or on Mars.