[geeks] ultralight suicide mission
wa2egp at att.net
wa2egp at att.net
Tue Oct 31 18:00:12 CST 2006
-------------- Original message ----------------------
From: Phil Stracchino <phil.stracchino at speakeasy.net>
> Brian Dunbar wrote:
> > We've been contacted by people who are seriously interested in using our
> > tether and lifter - you know, once it's been built - to jump from the
> > edge of space - above 40,000 meters.
>
> This actually reflects upon a topic I was considering slightly earlier
> today: Is it possible, with the correct equipment, to survive [with a
> pressure suit and oxygen supply, of course] a parachute jump from low
> earth orbit? I haven't run any of the numbers yet, but my suspicion is
> that if you had a de-orbit thruster with enough total impulse to
> completely kill your orbital velocity, or if you started out stationary
> in the first place by jumping off a beanstalk, it ought to be possible.
>
> It would be crucial to jump off the leading side of the elevator, of
> course, so that coriolis forces would carry you away from the tether
> instead of slamming you into it. Jump off the trailing side, in vacuum,
> and you could be really moving by the time you drifted into the tether.
>
>
> --
> Same geek, same site, new location
> Phil Stracchino Landline: 603-429-0220
> phil.stracchino at speakeasy.net Mobile: 603-216-7037
> Renaissance Man, Unix generalist, Perl hacker, Free Stater
I believe that NASA did figure out a way of doing it. IIRC it did
involve multiple "parachutes". I never heard much after I read the
article about it but I guess it got scrubbed since it would be hard
to carry about 8 hours of breathing gas. :)
Bob
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