NASA Wants To Establish A Floating Cloud City To Study Venus

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Profile Peter Mitchell
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Message 1616810 - Posted: 21 Dec 2014, 1:01:10 UTC
Last modified: 21 Dec 2014, 1:11:15 UTC

It is funny how news arrives in pairs: ESA news of Venus Express's eventual implosion and now NASA announcing the establishment of Zeppelins flying over Venus...

NASA Wants to Establish A Floating Cloud City To Study Venus

Looking at the artist rendition and thinking of the intense heat on Venus, I can't help but think of how that would turn into a sort of Reynolds Wrap Grill Foil for people...

-Pete
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Message 1616830 - Posted: 21 Dec 2014, 1:41:35 UTC

As a long-range project, I wonder if constructing a venetian-blind (no pun
intended, actually)-type of shield, around Venus' equatorial region might,
over time, reduce its atmospheric temperature below a critical point,
enabling a habitable planet. CO2 level would have to be dropped, in favor of
a favorable oxygen level. Perhaps, seeding of the atmosphere, at the appropriate time, would do the trick.
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Message 1616855 - Posted: 21 Dec 2014, 3:33:53 UTC
Last modified: 21 Dec 2014, 3:47:42 UTC

HAVOC? First thought April 1 publication date. NASA is acronym crazy, but HAVOC? But no, March 7, http://sacd.larc.nasa.gov/branches/space-mission-analysis-branch-smab/smab-projects/havoc/
Like the mission patch ...

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Message 1617042 - Posted: 21 Dec 2014, 19:15:47 UTC

Since Venus has little or no way to deflect solar radiation including CME's and it is a good bit closer to the sun than earth how do they propose to shield the inhabitants?
Bob DeWoody

My motto: Never do today what you can put off until tomorrow as it may not be required. This no longer applies in light of current events.
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Message 1617140 - Posted: 22 Dec 2014, 1:17:58 UTC - in response to Message 1617042.  
Last modified: 22 Dec 2014, 1:18:15 UTC

Further reading reveals this to be more of a hope of EDI (entry, descent and inflation) and not EDL. They plan to inflate airships and create a floating city 30 miles up in the atmosphere, in a layer of the sky where temperatures are closer to earth's weather. They recognize the bone crushing high density atmosphere at the surface of Venus is not a place they would have a lot of success building a longterm civilization.

Robotic exploration is planned initially... Eventually followed by the blimps.

Bob, I agree with an early post of yours, I still don't see the appeal here when the moon is a few days trip from earth. Perhaps this is a case of George Mallory... "because it is there" wisdom...

Is Venus Humanity's Next Home?

Pete
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Message 1617320 - Posted: 22 Dec 2014, 10:30:50 UTC

Lando Calrissian reporting for duty! :D

but enough jokes...maybe they can also make some airborne algae...for implementing to Venus atmosphere...and terraform the planet? ;)


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Message 1617321 - Posted: 22 Dec 2014, 10:34:23 UTC

I think it would cost a lot of money and it's not really necessary. When the Sun becomes a red giant, Venus will burn up before we get toasted. In that point of view Mars would be better to colonize, gives us a few years longer to survive. I don't think this idea will ever become reality anyway. Venus is a far too hostile world to ever harbour people, even in its clouds.
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Message 1617416 - Posted: 22 Dec 2014, 16:01:22 UTC

Once I translated a book "The high frontier Human colonies in space" by Eugene O'Neill, who proposed to build colonies at the Lagrange points. I don't know if the idea is still discussed.
Tullio
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Message 1617535 - Posted: 22 Dec 2014, 20:26:34 UTC

Terraforming Venus would be done in a time-frame well within that of the
sun's existence, as we know it. Of course, humanity's ultimate goal (IMHO)
should be migration to the stars -- the Mayflowers of the future. Mankind
is, naturally, adventuresome. Reason, for going there: Knowledge/experience
in colonization. Granted, the latter would be gained in settling Mars.
However, travel to Venus would be quicker/cheaper (for one-way trips, anyway).

Mars presents its particular problems, namely, retention of a thicker atmosphere
with a smaller-mass body. There would always be dangers present in living there, due to impacts of extra-Mars bodies. Again, I feel it should only be
used as an experience-builder, on the way, off-solar.

Two major areas that would need to be mastered:

1) Economically-feasible space-travel vehicles (not yet developed). They
would have to be able to travel faster than the rocket-propulsion
devices, of today.

2) Ability to quickly accommodate exposures of different micro-organisms
(Earth/extra-terrestrial).
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Message 1617546 - Posted: 22 Dec 2014, 20:50:51 UTC

Migration to the Stars, but they die too my friend. (?)
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Message 1617549 - Posted: 22 Dec 2014, 21:04:51 UTC

Long before we can aim for the stars, we will have colonized essentially every rocky body of size orbiting the sun. Then we might have enough experience to dare to try and venture forth with some expectation of success a thousand generations hence when they finally arrive at another rock.
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Message 1617569 - Posted: 22 Dec 2014, 21:40:38 UTC - in response to Message 1617549.  
Last modified: 22 Dec 2014, 21:40:58 UTC

Long before we can aim for the stars, we will have colonized essentially every rocky body of size orbiting the sun. Then we might have enough experience to dare to try and venture forth with some expectation of success a thousand generations hence when they finally arrive at another rock.


'We' can't colonize anything anymore when all is dead, if all ever dies, that's the question. Cfr. The Big Crunch. Back to Venus though.
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Message 1617634 - Posted: 23 Dec 2014, 1:28:28 UTC
Last modified: 23 Dec 2014, 1:33:56 UTC

If the Pilgrims, et. al., had enough foresight, they would not have come to
the "New World". We'd all be still on the Eurasian land mass, for better,
or, for worse.

Although most pbly. wouldn't opt. for a one-way trip to Mars, many would
(and, have). We should go, because it's there. Besides, if someone should
push the wrong button, and cause a nuclear war, there would be some of
humanity who would survive. Some might not care about this argument, but
it appears to be a good a one, as any. If I didn't value humanity, that much,
I might not have had children. It's their future, anyway, not ours.

Lastly, the Native Americans' ancestors, had an even more daring wander-lust --
they came over to the North/South American continents by foot/hand-made boats.
That should be an even greater indication of humanities desire to discover/
settle new territories.
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Message 1617983 - Posted: 23 Dec 2014, 23:52:03 UTC - in response to Message 1617634.  


Lastly, the Native Americans' ancestors, had an even more daring wander-lust --
they came over to the North/South American continents by foot/hand-made boats.
That should be an even greater indication of humanities desire to discover/
settle new territories.

Or just desperation to escape bad neighbours!

... Or overly competitive other locals?...


For example, was not the euphemistically named Greenland colonised by a Viking outcast?

Very good naming there to persuade others to join him to forge their green and promised land...



Keep search in,
Martin
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Message 1618051 - Posted: 24 Dec 2014, 1:49:29 UTC

Lots of legitimate reasons. . .
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Message 1618084 - Posted: 24 Dec 2014, 3:39:55 UTC - in response to Message 1617983.  

Greenland was green back then
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Message 1618108 - Posted: 24 Dec 2014, 5:01:20 UTC - in response to Message 1618084.  

Greenland was green back then

Greenland was a big ice covered rock when it was discovered, except for a few places along the coast. It was a masterful bit of salesmanship to call it Greenland back home.
Bob DeWoody

My motto: Never do today what you can put off until tomorrow as it may not be required. This no longer applies in light of current events.
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Message boards : Science (non-SETI) : NASA Wants To Establish A Floating Cloud City To Study Venus


 
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