Re: [Nolug] Way off-topic: SETI

On Thu, 2002-12-19 at 09:54, michaelrflora@charter.net wrote:
[snip]
> (1) I understand that the Arecibo (Puerto Rico) radio telescope (a
> parabolic reflector built in a natural bowl-shaped depression about 1000
> feet across) could communicate with a similar machine on the other side of
> the galaxy (about 100,000 light-years away). Of course, this is only if we
> knew precisely where the other machine was located.

Of course, the round trip would be 200,000 years...

Had Neaderthals "arrived" 200,000 years ago?

[snip]
> (3) On the subject of very weak radio signals, Pioneer 10 has just recently
> been detected again, at over 7 billion miles away. The power of the
> detected signal was a billionth of a trillionth of a watt.
>
> http://liftoff.msfc.nasa.gov/News/2001/News-Pioneer10.asp

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| Ron Johnson, Jr.        mailto:ron.l.johnson@cox.net          |
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