Is it safe to be launch stuff like that? I mean then those space crafts
include radioactive reactors in some possible risky way. How do they start
the reactor? And when?

Tamas


On 4/19/07, Alan B. Pearce <A.B.Pearce@rl.ac.uk> wrote:
>
> >> What made that possible? (Special shielding?, unique
> >> manufacturing technique?, rare pcb designs?)
> >
> >one common trick (not highly publicised for obvious reasons)
> >is to use radioactive heating to keep stuff warm.
>
> Not directly - also for obvious reasons.
>
> What IS done (on Voyager, Pioneer, the Mars orbiters, and any other deep
> space probe) is a radioactive thermopile which generates electricity to
> run
> the spacecraft. Power from this is then used for survival heaters where
> necessary.
>
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