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From: Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net>
Newsgroups: sci.electronics.design
Subject: Re: Expedition to Europa
Date: Sat, 29 Jun 2024 18:41:07 -0000 (UTC)
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john larkin <jlarkin_highland_tech> wrote:
> On Sat, 29 Jun 2024 11:35:47 -0400, Joe Gwinn <joegwinn@comcast.net>
> wrote:
> 
>> On Sat, 29 Jun 2024 04:04:11 -0700, Don Y
>> <blockedofcourse@foo.invalid> wrote:
>> 
>>> On 6/28/2024 10:08 PM, bitrex wrote:
>>>> On 6/27/2024 5:17 PM, Don Y wrote:
>>>> 
>>>>>> Most big librarys carry AW.
>>>>>> 
>>>>>> .<https://europa.nasa.gov/mission/about/>
>>>>>> 
>>>>>> If it turns out that there is life in the ocean of Europa, which has
>>>>>> existed for something like four billion years, it supports the general
>>>>>> idea of "random but inevitable"ÿtheories of Abiogenesis.
>>>>> 
>>>>> _Remembrance of Earth's Past_ has an interesting take on the whole
>>>>> notion behind an "empty" universe.ÿ It's a tedious read (mainly for
>>>>> me coming from a non-chinese culture... just keeping track of the
>>>>> characters is difficult) but has some good ideas to chew on at its core.
>>>> 
>>>> My guess: The Universe is mammoth, the technological and energy requirements of 
>>>> even short-distance interstellar travel are immense, the lifespan of 
>>>> technological civilizations is highly time-limited before such a civilization 
>>>> destroys itself, technological civilizations are very rare to begin with, and 
>>>> no technological civilization ever survives long enough to attempt it.
>>> 
>>> That wouldn't explain why there are no *signs* of intelligent life.
>>> 
>>> *We* can't (yet) travel interstellar distances in single lifetimes
>>> but I'm sure anyone with technology comparable to ours would be able to
>>> *detect* our presence (given that we seem to make no attempt at "hiding")
>>> 
>>> _If the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY?_ gives some
>>> interesting takes on the Fermi paradox.
>> 
>> That's a bit self-important.  
>> 
>> If the universe is teaming with life, but alien civilizations capable
>> of interstellar travel are exceedingly rare, there would be little
>> reason for those spacefaring aliens to visit any but the other
>> advanced alien civilizations.  
>> 
>> We might get the equivalent of an anthropologist ever few million
>> year, and they would do whatever needed to prevent detection by that
>> which they study.
>> 
>> Joe Gwinn
> 
> An intelligent alien lifeform is probably thousands of light-years
> away. Unless they have a Warp Drive, there's no way they would want to
> visit us.
> 
> A very advanced robot might.
> 
> 

https://memory-alpha.fandom.com/wiki/V%27ger

Cheers 

Phil Hobbs 


-- 
Dr Philip C D Hobbs  Principal Consultant  ElectroOptical Innovations LLC /
Hobbs ElectroOptics  Optics, Electro-optics, Photonics, Analog Electronics