Re: Return to No Stealth in Space

Mike Williams wrote:

> 
> Not with today's technology, but something like the proposed NASA TPF-C 
> technology might have had a good chance. TPF-C would have used a visible

> light coronagraph to reduce the light from the target star by a factor 
> of about a billion.
> 
> The technology of the TPF-I proposal, and that of ESA's proposed Darwin 
> mission probably wouldn't work. That technology uses infra-red nulling 
> interferometry to reduce the light from the target star by a factor of a

> million. That's enough for spotting planets because they peak in the 
> intra-red.
> 

Now here's a thing: we train our fancy new telescope at Alpha Centauri, 
and the sky is alive with IR signatures from fusion ****ps. Then we turn 
it on Eta Eridani and find the same thing. Whereever we look for 
Earth-like planets, in fact.

Simon Morden
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