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jlf1961 -> Found... maybe (8/24/2016 12:00:42 PM)

Alright, they found a planet that could potentially support human life, and it is not that far away...

sorta.

It orbits Proxima Centauri, one of the three stars that make up the Alpha Centauri system, and it is only 4.2 lightyears away.

Okay, so, while this is scientifically important, it does not deserve the flood it is getting on various social media outlets.

Or to put it another way.

How do we get there?

And lets be honest here, IF we were someday develop a way to colonize other planets, considering the average mob mentality when you get a bunch of people together with differing opinions, would you really want to be a part of it?





WhoreMods -> RE: Found... maybe (8/24/2016 12:06:01 PM)

The cynical answer to "how do we get there" is: "We tell them moslems that there's a planet full of infidels who don't fear the true religion because nobody's ever hijacked one of their airliners or beheaded a squaddie in the street."
The real answer, I fear is: "We don't."




ThatDizzyChick -> RE: Found... maybe (8/24/2016 12:41:45 PM)

quote:

How do we get there?

No idea, but like a plague, we will find a way to spread our infection.




needlesandpins -> RE: Found... maybe (8/24/2016 1:11:29 PM)

The only people going would be those with needed skills, those needed to crew the ship, and those needed to get stuff sorted on landing. After that it would be the 1% because they are the only ones rich enough to pay their way. Do I really want to be stuck on a planet with those twats? Well I'm already fed up of them being here to be fair.

I'm not seeing that there is any win situation with another planet, much as I like the thought of leaving the general dregs here behind. As for how we get there; they're all still too busy have pissing contests with each other to realise that we are all the same, all the Gods they fight over are aliens that are long gone, and basically we need to spend the hoarded money from the 1%, and what is spent on wars on those ships now rather than later.

Needles




jlf1961 -> RE: Found... maybe (8/24/2016 1:37:57 PM)

Actually, it may be a moot point anyway.

Considering the current world political climate, humanity will probably be back in the stone age inside of five years.

I mean hell, the local Air Force base was the first home to the B1 bomber, basically it is (officially) a training base.

When I say 'officially' it is because they have been renovating the old SAC alert facility on the base, which would only make sense if they were putting the local wing back into the nuclear strike command.




needlesandpins -> RE: Found... maybe (8/24/2016 1:53:18 PM)

Yeah, we've all got sticks of mass destruction to poke each other with yet, sometime in the very near future, as we still argue about who deserves to stand on which bit of rock sticking of of the water, and such trivialities. So this world will go bang, and a few may survive to tell the tale, start again, and perhaps learn a lesson ...

Needles




WickedsDesire -> RE: Found... maybe (8/24/2016 1:57:21 PM)

Aww I was going to do a sciencey thread, with polls and everything, cause I know things and stuff like that before I went as mad as a bag of owls
Took them long enough to find that one and I miss bablyon 5 clips anyone?

Earth-sized world 'around nearest star' - not technically correct that, this moment in time yes.
http://www.bbc.co.uk/news/science-environment-37167390


I think I said the other day Pluto is 6 light hours away and something about the Chinese space budget and the moon 250 000 miles away....mars 23-63 million if my memory is correct

Ion drive is our best mode - thusfar. But in essence we have never transversed a vast distance





jlf1961 -> RE: Found... maybe (8/24/2016 4:22:21 PM)


quote:

ORIGINAL: WickedsDesire

Aww I was going to do a sciencey thread, with polls and everything, cause I know things and stuff like that before I went as mad as a bag of owls
Took them long enough to find that one and I miss bablyon 5 clips anyone?

Earth-sized world 'around nearest star' - not technically correct that, this moment in time yes.
http://www.bbc.co.uk/news/science-environment-37167390


I think I said the other day Pluto is 6 light hours away and something about the Chinese space budget and the moon 250 000 miles away....mars 23-63 million if my memory is correct

Ion drive is our best mode - thusfar. But in essence we have never transversed a vast distance





Actually, the most efficient high velocity drive is the plasma drive, first postulated by Arthur C. Clarke....


There is but one, small, minor, little (albeit pretty damn dangerous) problem.

A plasma drive can be built today, with current technology, but it is very power hungry, and so the only technology we have to provide the electricity for such a drive is of course, fission nuclear reactors...

And while you can put the reactor far enough away from the crew to minimize the danger of radiation, if the thing goes critical, it will either go BOOM in a big way which will be a slight health risk to the crew or it will go into melt down, which again is a slight health risk to the crew.

If it goes boom, the shock wave would not be the problem, but the hard radiation generated from the blast would prove a minor inconvenience to the crew.

If it melts down, again there would be the minor problem of a large amount of hard radiation being generated, not to mention that it would probably burn through the part of the ship holding the reactor and then leave the poor suckers drifting in space in a dead ship.

Now, the US has a damn good track record with small nuclear power plants, the Russians not so much.


Then there is the problem of construction, which would have to be in high orbit, and you really dont want to assemble a nuclear reactor in orbit, so that means lifting a ten ton payload without the nuclear fuel into orbit.

Then you have to get the fuel into orbit, and if that goes wrong, you spread high grade nuclear fuel over whatever happens to be down range.

However, with current technology, a plasma drive can accelerate a vessel at .3 g for as long as you have the gas to make the plasma.

Theoretically, you can get a ship to Mars in just under 3 months, Jupiter in five, the outer planets in 7.

Now if the French ITER fusion reactor does prove successful, we could have a fusion powered ship by 2024, at least as a test prototype.



unless the human race blows itself to cinders before that




needlesandpins -> RE: Found... maybe (8/25/2016 2:51:15 AM)

I think I'd be letting them iron out those kinks first in the earlier flights before I get on board [:D]

Needles




PeonForHer -> RE: Found... maybe (8/25/2016 5:35:54 AM)


quote:

ORIGINAL: needlesandpins

I think I'd be letting them iron out those kinks first in the earlier flights before I get on board [:D]

Needles



It would also be quite nice to know a bit more about the planet than just that it's 'like Earth'. What sort of flora and fauna, for instance? Could we eat it? Could it eat us?





jlf1961 -> RE: Found... maybe (8/25/2016 6:39:30 AM)


quote:

ORIGINAL: needlesandpins

I think I'd be letting them iron out those kinks first in the earlier flights before I get on board [:D]

Needles



What kinks?

What I mentioned really aren't kinks, but inherent flaws within the system.




jlf1961 -> RE: Found... maybe (8/25/2016 7:08:47 AM)


quote:

ORIGINAL: PeonForHer


quote:

ORIGINAL: needlesandpins

I think I'd be letting them iron out those kinks first in the earlier flights before I get on board [:D]

Needles



It would also be quite nice to know a bit more about the planet than just that it's 'like Earth'. What sort of flora and fauna, for instance? Could we eat it? Could it eat us?





When has that stopped humans from exploring anywhere else?

Now, if you sent an unmanned probe first, at present speed for a plasma drive ship, you are looking at 40 years one way.

When it gets there, it sends down its rovers and what not, figure about 6 months for a survey, then send a report back to earth at light speed, so 4.5 years to hear from the probe, so you have just used 46 years.


Now, if you sent a manned mission, since we have no way to actually use suspended animation, the crew would have to be no older than 20 when they left, and if they did not go bat shit crazy and kill each other on the trip, 60 when they got there.

Basically a one way trip for the folks.

So, plan C.

We build a ship big enough for a viable number of couples to ensure genetic diversity in future generations.

The minimum number of any animal is 25 breeding pairs.

However, as any one that has worked with breeding stock for specific qualities as well as genetic diversity, the higher the ratio of females to males is even better to ensure both a diverse gene pool as well as desired traits.

In which case, you would be looking at 25 males to 250 females, or ten women for every man.

And you would have to pick the 'crew' with a whole new set of criteria.

First, you would have to consider intelligence, strength, stamina, adaptability in all members, and add to that you have to ensure that the men and women will be able to produce a large number of children.

Then the ship itself would have to be large enough to handle two generations born in transit.

As for the ship, there it gets really complicated.

We have already learned from long duration missions on the space station that extended periods in a micro gravity environment is detrimental to health.

So, the ship will have to have some form of artificial gravity.

Well, we know that if we put a spin on it, that will do nicely, but the section with gravity would have to be huge.

Then you have the problem of feeding all those people, processed food wont do, so they are going to actually have to grow it, which serves two functions, nutritional and environmental.

Then we have the over all cost.

Which would be in the trillions of dollars.

The only way to build it would be an international program, which means that everyone would have to quite spending money on weapons to blow the shit out of each other.

And we all know that humans would rather blow the shit out of each other than do one fucking thing that might give the race a chance to achieve something.




needlesandpins -> RE: Found... maybe (8/25/2016 9:48:47 AM)


quote:

ORIGINAL: jlf1961


quote:

ORIGINAL: PeonForHer


quote:

ORIGINAL: needlesandpins

I think I'd be letting them iron out those kinks first in the earlier flights before I get on board [:D]

Needles



It would also be quite nice to know a bit more about the planet than just that it's 'like Earth'. What sort of flora and fauna, for instance? Could we eat it? Could it eat us?





When has that stopped humans from exploring anywhere else?

Now, if you sent an unmanned probe first, at present speed for a plasma drive ship, you are looking at 40 years one way.

When it gets there, it sends down its rovers and what not, figure about 6 months for a survey, then send a report back to earth at light speed, so 4.5 years to hear from the probe, so you have just used 46 years.


Now, if you sent a manned mission, since we have no way to actually use suspended animation, the crew would have to be no older than 20 when they left, and if they did not go bat shit crazy and kill each other on the trip, 60 when they got there.

Basically a one way trip for the folks.

So, plan C.

We build a ship big enough for a viable number of couples to ensure genetic diversity in future generations.

The minimum number of any animal is 25 breeding pairs.

However, as any one that has worked with breeding stock for specific qualities as well as genetic diversity, the higher the ratio of females to males is even better to ensure both a diverse gene pool as well as desired traits.

In which case, you would be looking at 25 males to 250 females, or ten women for every man.

And you would have to pick the 'crew' with a whole new set of criteria.

First, you would have to consider intelligence, strength, stamina, adaptability in all members, and add to that you have to ensure that the men and women will be able to produce a large number of children.

Then the ship itself would have to be large enough to handle two generations born in transit.

As for the ship, there it gets really complicated.

We have already learned from long duration missions on the space station that extended periods in a micro gravity environment is detrimental to health.

So, the ship will have to have some form of artificial gravity.

Well, we know that if we put a spin on it, that will do nicely, but the section with gravity would have to be huge.

Then you have the problem of feeding all those people, processed food wont do, so they are going to actually have to grow it, which serves two functions, nutritional and environmental.

Then we have the over all cost.

Which would be in the trillions of dollars.

The only way to build it would be an international program, which means that everyone would have to quite spending money on weapons to blow the shit out of each other.

And we all know that humans would rather blow the shit out of each other than do one fucking thing that might give the race a chance to achieve something.


Tongue was in cheek, and as a nerd I do already fully get what it would take to get us anywhere away from here.

Just from a 'sci-fi' POV, Alastair Reynolds' Revelation Space Universe addresses some of the very things you've mentioned above. I like that he adds real science to his writings.

Needles




blnymph -> RE: Found... maybe (8/25/2016 1:36:26 PM)


quote:

ORIGINAL: jlf1961


So, plan C.

We build a ship big enough for a viable number of couples to ensure genetic diversity in future generations.

The minimum number of any animal is 25 breeding pairs.

However, as any one that has worked with breeding stock for specific qualities as well as genetic diversity, the higher the ratio of females to males is even better to ensure both a diverse gene pool as well as desired traits.

In which case, you would be looking at 25 males to 250 females, or ten women for every man.

And you would have to pick the 'crew' with a whole new set of criteria.

First, you would have to consider intelligence, strength, stamina, adaptability in all members, and add to that you have to ensure that the men and women will be able to produce a large number of children.

Then the ship itself would have to be large enough to handle two generations born in transit.
...

Then we have the over all cost.

Which would be in the trillions of dollars.

The only way to build it would be an international program, which means that everyone would have to quit spending money on weapons to blow the shit out of each other.

And we all know that humans would rather blow the shit out of each other than do one fucking thing that might give the race a chance to achieve something.



Plan C revised: Why bother with males - all an all female crew would need instead is a freezer with sperm in nice small portions if anyone feels the time for another generation coming. Males are just dead weight and with all their testosterone and adrenaline based behaviour, an unnecessary risk. And dismissing them would certainy lower the overall costs too.




thompsonx -> RE: Found... maybe (8/25/2016 1:45:06 PM)


ORIGINAL: blnymph


Plan C revised: Why bother with males - all an all female crew would need instead is a freezer with sperm in nice small portions if anyone feels the time for another generation coming. Males are just dead weight and with all their testosterone and adrenaline based behaviour, an unnecessary risk. And dismissing them would certainy lower the overall costs too.


The saved space could then be used or important things like mascarra and nail polish?[;)]




GreedyTop -> RE: Found... maybe (8/25/2016 10:28:28 PM)


quote:

ORIGINAL: WhoreMods

The cynical answer to "how do we get there" is: "We tell them moslems that there's a planet full of infidels who don't fear the true religion because nobody's ever hijacked one of their airliners or beheaded a squaddie in the street."
The real answer, I fear is: "We don't."



*gigglesnorts with sadness for the truth of the first comment*

the second comment I would say "We don't in OUR lifetimes, but maybe someday" (if the fucktard hate-mongering, war-courting politicians don't destroy the Earth, first)




GreedyTop -> RE: Found... maybe (8/25/2016 10:29:45 PM)


quote:

ORIGINAL: ThatDizzyChick

quote:

How do we get there?

No idea, but like a plague, we will find a way to spread our infection.



CM - sorry - CS - needs a like button...




jlf1961 -> RE: Found... maybe (8/25/2016 11:03:27 PM)


quote:

ORIGINAL: blnymph


Plan C revised: Why bother with males - all an all female crew would need instead is a freezer with sperm in nice small portions if anyone feels the time for another generation coming. Males are just dead weight and with all their testosterone and adrenaline based behaviour, an unnecessary risk. And dismissing them would certainy lower the overall costs too.



No chauvinism intended, but there are some tasks that men are better suited for than women.

And women are quite subject to adrenaline based behavior as much as men, and in some instances more.

However, more to the point, you seem to be using some outdated basis for your statement, since both sexes are equally capable of stupid actions that could endanger a large group.




WhoreMods -> RE: Found... maybe (8/26/2016 4:49:27 AM)

I think you're being a bit unfair with that. Are women, en masse, more or less stable than a similar sized group of men? Possibly, possibly not. What is inarguable though, is that women do live a little longer than men on average, and while cryonics aren't up to keeping whole people on ice, frozen spunk is just as good as the fresh stuff. This would be a really good way to reduces the initial crew of a generation ship quite significantly, I'd have thought.




PeonForHer -> RE: Found... maybe (8/26/2016 5:16:46 AM)

quote:

In which case, you would be looking at 25 males to 250 females, or ten women for every man.


Yes! Dr Strangelove has already made the calculations. However, in order to populate the planet, the men would have to be prodigious in the bedroom. Also, 'the women would have to be selected for their sexual characteristics, which would have to be of a highly stimulating nature.'

https://www.youtube.com/watch?v=c8L8NopVwdg




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