[FPSPACE] [New post] Soviet Vostok Spacecraft up for Auction

Geoff Richards richards.gr at gmail.com
Sun Mar 27 10:34:38 EDT 2011

I'd guess it means that with the CG at the centre of the sphere it will
tumble randomly, but with the CG offset from the centre of the sphere, it
will fly stably with the g-forces in a fixed direction.


On 27 March 2011 12:49, John Charles <jbcharle at gmail.com> wrote:

> However, it has a few mistakes, as you noted.  One more: pg 16: "The
> aerodynamics of a circular form were easy to predict, and simple alterations
> in flight characteristics could be made by shifting the center of gravity."
>  This sentence is unclear and equivocal, but it seems to say that
> manipulation of the CG allows maneuvering, presumably during re-entry.  If
> that is its intent (and if not, then what else might it mean?), then it is
> exactly wrong for a spherical body, which pays for its simplicity by its
> lack of maneuverability during re-entry.
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