[Noisebridge-discuss] spacebridge? hackers(in)space?

Thu Dec 17 21:41:15 UTC 2009

Awesome!! See y'all on Sunday!

- Molnar

On Thu, Dec 17, 2009 at 1:35 PM, Mikolaj Habryn <dichro at rcpt.to> wrote:

> On Thu, Dec 17, 2009 at 1:00 PM, Ariel Waldman <ariel at arielwaldman.com>
> wrote:
> > I would be so excited to have a "spacebridge" of sorts. I used to work
> > at NASA and created http://spacehack.org (a directory of ways to
> > participate in space exploration) after I left last year.
>
> Wow, that's fantastic :) Then I hereby declare the inaugural meeting
> of Spacebridge to be held at Noisebridge at 6pm this Sunday (agenda
> item 1 - entertain suggestions for a better name).
>
> I propose modest goals: I expect we'll have any number of interesting
> project ideas that could be usefully worked on by a group at
> Noisebridge, so let's just trot them out informally so we can see
> which ones gather enough collective enthusiasm for bringing us closer
> to our medium-term goal of crushing the visible universe beneath our
> booted heels. I'll bring beer.
>
> m.
>
> > I am new to hardware hacking, so I just got my arduino starter-kit and
> > was considering eventually doing the "spaceduino" project you describe
> > with it.
> >
> > I'm up for meeting up Sunday afternoon/early evening. If we confirm
> > meeting up, I could try and invite some of my friends who are in the
> > small spacecraft division at NASA. A lot of them got together this
> > past weekend to do a NASA Hackathon and they often host "tiny hack"
> > days in the south bay, so they'd probably be into it.
> >
> >
> > Ariel Waldman | digital anthropologist
> >
> > [ http://arielwaldman.com | http://spacehack.org ]
> >
> >
> > ---------------------------------------------------------------
> > Mikolaj Habryn dichro at rcpt.to
> > Thu Dec 17 10:44:43 PST 2009
> > ________________________________
> >
> > Excellent! Is there any chance that we're all going to be around
> > Noisebridge anytime this weekend to scheme? Late Sunday afternoon
> > (6pm-ish)? (and do you all have wave accounts? My desperate search for
> >
> > a use case continues....)
> >
> > m.
> >
> > On Wed, Dec 16, 2009 at 11:08 PM, Christie Dudley <longobord at
> > gmail.com> wrote:
> >> Yeah!  As I was saying when we last spoke, I think this is a really cool
> >
> >> idea.  I'm still waiting to hear back from my space people (they say
> maybe
> >> by early January.  I must confess that the longer I wait, the more
> >> discouraged I get, but I'm still hopeful.)  I'm terribly busy right now,
> but
> >
> >> I'd definitely be interested in looking at this.
> >>
> >> Christie
> >> ---
> >> Why I take the road less traveled?  Oh, that's easy.  I'm
> claustrophobic.
> >
> >>
> >>
> >> On Wed, Dec 16, 2009 at 9:45 PM, Brian Molnar <brian.molnar at
> gmail.com>
> >> wrote:
> >
> >>>
> >>> I have been *VERY* interested in doing this for some time now, so if
> you
> >>> want some help, I'm definitely down. Plus I'm very willing to
> contribute
> >>> financially.
> >
> >>>
> >>> - Molnar
> >>>
> >>> On Wed, Dec 16, 2009 at 9:14 PM, Mikolaj Habryn <dichro at rcpt.to>
> wrote:
> >
> >>>>
> >>>> There's been lots of articles of late about school kids sending
> >>>> weather balloons with cameras up to 100,000 feet for peanuts and
> >>>> getting amazing pictures. These projects kinda lack ambition -
> >
> >>>> although I'll confess to being grudgingly impressed nonetheless.
> >>>>
> >>>> By contrast, these guys are my heros -
> >>>> http://www.members.shaw.ca/sonde/ - they carry a glider up with a
> >
> >>>> home-built autopilot that navigates back to where they're waiting for
> >>>> it (sometimes upside-down). Their stories are the reason that I have a
> >>>> 2.6m r/c glider in my cube at work (that I'm too scared of to actually
> >
> >>>> fly).
> >>>>
> >>>> Also, a friend pointed out on the weekend that
> http://jpaerospace.com/
> >>>> have somewhat stolen my thunder, but, dammit, I still think there's
> >
> >>>> some fun to be had here.
> >>>>
> >>>> Things I'm keen to work on:
> >>>>
> >>>> Buoyancy control for high-altitude balloons - most of these guys send
> >
> >>>> balloons up until they burst and then recover payload under a
> >>>> parachute. It shouldn't be too hard to build something that can hold
> >>>> altitude by moving gas between envelope and rigid container (a full
> >
> >>>> day-night cycle might be hard, but you never know - at lower altitudes
> >>>> you could potentially condense water vapor and electrolyze to
> >>>> replenish hydrogen supplies). Talking to the blimpduino guys at maker
> >
> >>>> faire a year or two back, they were also interested in the idea of
> >>>> having a buoyancy control system at the smaller scale, but didn't
> >>>> think it could be done in their weight budget. I think they're wrong,
> >
> >>>> and I even had the parts to prove it at one stage.
> >>>>
> >>>> 1kg of batteries has enough energy to accelerate a 10g weight to
> >>>> orbital velocity.  I had a napkin once that claimed that a reasonably
> >
> >>>> efficient motor could achieve that by spinning a reasonable length
> >>>> tether at reasonable g forces, but I think I got the numbers wrong at
> >>>> the time :P OTOH, yesterday I saw a tech talk by the quick launch guys
> >
> >>>> (giant hydrogen cannons ftw) where they mentioned trivially
> >>>> g-hardening consumer electronics to 3200g, so maybe there's still a
> >>>> way of doing it with a reasonable length of practical tether - not
> >
> >>>> that I know *what* tether, how it will behave when the outer section
> >>>> of it is travelling at transonic speeds, drag losses at 100k feet, and
> >>>> what kind of interesting payload you can fit into 10 grams, but these
> >
> >>>> are implementation details.
> >>>>
> >>>> Um. I had other ideas, but can't think of them right at the moment.
> >>>> Anyone else have related projects or want to play? I intend to grab
> >
> >>>> some weather balloons from ebay, a cylinder of hydrogen and maybe some
> >>>> ardupilots and carefully skirt various FAA regulations in the next
> >>>> couple of months.
> >
> >>>>
> >>>> m.
> >>>>
> >>>> PS: and Black Rock City Spaceport - 'coz fuck steampunk.
> >>>> _______________________________________________
> >
> >>>> Noisebridge-discuss mailing list
> >>>> Noisebridge-discuss at lists.noisebridge.net
> >>>> https://www.noisebridge.net/mailman/listinfo/noisebridge-discuss
> >
> >>>
> >>>
> >>> _______________________________________________
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> >
> >>> https://www.noisebridge.net/mailman/listinfo/noisebridge-discuss
> >>>
> >>
> >>
> >
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