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-   -   What if the sun stopped shining? (https://www.dvinfo.net/forum/area-51/105301-what-if-sun-stopped-shining.html)

Michael Wisniewski October 10th, 2007 10:48 AM

There's an online sci-fi story on this (which I can't find). In the story, the author made the point that much of the oxygen would eventually turn liquid/solid due to the extreme cold. It lay on the ground in puddles or like ice. Those who survived had to wear suits. They would heat up the liquid oxygen in a pail (I forget the exact method) to fill their living quarters so they could take off their helmets.

I also half-heartedly started a similar story with the Sun mysteriously going out. The first problem seemed to be "how" do people survive. My main plot device was to have them live in a valley or location on Earth where the Earth's heat was already venting through. Like Hawaii or Yellowstone National Park.

Danny Boyle's Sunshine is a sci-fi movie based on the same premise.

Mike Horrigan October 10th, 2007 10:49 AM

Quote:

Originally Posted by Kevin Shaw (Post 756948)
Again that depends on where they're located, but I can't see staying above freezing for more than 2-3 days tops, then dropping quickly from there. We're not talking about a change of seasons here, we're talking about the entire planet being plunged into conditions similar to being at one of the poles in winter (and then some).

Hmm... so how long before things get so cold that everything shuts down. A week maybe?

I don't want to push it but I do need at least a week or so.

I know that the seasons won't change, I was just using the seasonal terms as a reference for how drastically the weather temperature was changing. In layman's terms for the audience really.

Mike

Mark Bournes October 10th, 2007 10:51 AM

Maybe that's just it, no one can survive...just who lasts the longest?

John Miller October 10th, 2007 10:52 AM

Quote:

Originally Posted by Mike Horrigan (Post 756945)
So the Doctors estimation that I linked a few posts up is way off base?

I know we have no experience with this sort of thing so it really is guess work.
It just seems that most scientists are estimating that we'll have more time.

Mike

I ought to reveal my nerdy alter ego. For my sins, I have a PhD in physical chemistry - heavily laced with some thermodynamics. This is a very interesting thread!

The link you provided is reasonable esp regarding the comment about the temperature being warmer as you go deeper into the crust. I think the pivotal part of the equation is the about of heat tied up by the oceans. Water can absorb a lot of energy. The ocean temperature as a function of depth needs to be taken into account when determining just how much residual heat there will be in the atmosphere after the sun has set for the last time.

There are some interesting numbers in this article (try to ignore the political spin on some of it!):

http://www.oco.noaa.gov/index.jsp?sh...&nav=universal

and this one:

http://www.windows.ucar.edu/tour/lin....html&edu=high

Mike Horrigan October 10th, 2007 11:27 AM

Quote:

Originally Posted by Mark Bournes (Post 756965)
Maybe that's just it, no one can survive...just who lasts the longest?

I agree completely.

Mike

Mike Horrigan October 10th, 2007 11:29 AM

Quote:

Originally Posted by John F Miller (Post 756966)
I ought to reveal my nerdy alter ego. For my sins, I have a PhD in physical chemistry - heavily laced with some thermodynamics. This is a very interesting thread!

The link you provided is reasonable esp regarding the comment about the temperature being warmer as you go deeper into the crust. I think the pivotal part of the equation is the about of heat tied up by the oceans. Water can absorb a lot of energy. The ocean temperature as a function of depth needs to be taken into account when determining just how much residual heat there will be in the atmosphere after the sun has set for the last time.

There are some interesting numbers in this article (try to ignore the political spin on some of it!):

http://www.oco.noaa.gov/index.jsp?sh...&nav=universal

and this one:

http://www.windows.ucar.edu/tour/lin....html&edu=high

Quite the read, I'll have a look at it soon.

So do you think the time frame should be longer... not just a few days?

Sorry if I'm misreading your post.

Mike

Kevin Shaw October 11th, 2007 08:08 AM

Quote:

Originally Posted by Mike Horrigan (Post 756961)
Hmm... so how long before things get so cold that everything shuts down. A week maybe?

I thought about this again and looked up the weather averages for Honolulu, which has about as mild a climate as you could hope for given the latitude and being surrounded by water. In their hottest month the average high is 89 degrees F and the average low is 75, with a record low of 63. So let's say the temp drops to 75 in the first 12 hours and ~60 after 24 hours, then another 10 degrees every 12 hours would put them close to freezing within three days. For dramatic effect let's say 10 degrees every 24 hours gives them several days of above-freezing temperatures, and then the weather becomes more like that of Anchorage, Alaska, which has an average low in the dead of winter of 9 degrees F. Now say they get a few days like that before slipping into polar conditions which cause most infrastructure to shut down, putting an end to the radio broadcasts and any supply of heat to your star character. As a viewer I might believe a few weeks of survivability under such a scenario, so there you go.

P.S. Enjoy filming in Honolulu... :-)

Mike Horrigan October 11th, 2007 08:55 AM

Quote:

Originally Posted by Kevin Shaw (Post 757382)
P.S. Enjoy filming in Honolulu... :-)

LOL! Thanks.

That actually sounds pretty good. I'm going to go with a base of 9 days before the basic infrastructures start to fail. A few days more and most people will be dead. I'm hoping that sounds plausible? I know, I may be stretching things a tad.

The way I look at it... the environment will gradually start to get colder, then once it gets to a certain point and the heat from the worlds natural resources has declined it will accelerate dramatically.

A least, that's what I'm probably going to run with.

I want to thank everyone for all of their help.

Mike

John Miller October 11th, 2007 09:30 AM

Kevin's scenario is definitely plausible - and prolongs the agony (good for a movie!)

It assumes that there are fuel sources to generate some heat otherwise I suspect most would perish within the first week (just think of the elderly people who die in their homes during the winter because they cannot afford the heating bills).

Now, being Hawaii, there's an extra twist - volcanoes. Talk about a good source of geothermal energy! That could make things drag on even longer. Hot spring water, hot rocks to cook the meat of the frozen carcasses of livestock and other animals...All the dead and frozen animals on the island could provide food for quite some time.

And what if the inhabitants didn't know what had happened. i.e., they all went to bed one night and the sun never came back up.....

Kevin Shaw October 11th, 2007 11:15 AM

Quote:

Originally Posted by Mike Horrigan (Post 757402)
That actually sounds pretty good. I'm going to go with a base of 9 days before the basic infrastructures start to fail. A few days more and most people will be dead. I'm hoping that sounds plausible? I know, I may be stretching things a tad.

The more I think about it the more I can see it being plausible, considering that people and cities survive weeks of bleak conditions near the arctic circle in winter. Things would be bad in your scenario, but it's conceivable for the infrastructure to survive several days at least.

Marco Wagner October 11th, 2007 11:31 AM

IMO I think if this was the case, humans would destroy themselves from greed long before they froze to death. Chaos would be evident almost as soon as news spread that there would be no sunrise... Everyone would fight over the "hot" spots on earth. Resources would be fought over by the armed and dangerous, the rest would perish almost immediately. The infrastructure of any civilized modern society would crumble instantly, who the heck is going to sit at the power stations when death is promised very soon. Knowing the sun isn't coming back is motivation enough to abandon any job and go either try to survive or have a last whooorah.

If we all behaved, I'd still only give the earth a few weeks before it froze into a solid dark iceball...

Mike Horrigan October 11th, 2007 12:49 PM

Quote:

Originally Posted by Marco Wagner (Post 757484)
IMO I think if this was the case, humans would destroy themselves from greed long before they froze to death. Chaos would be evident almost as soon as news spread that there would be no sunrise... Everyone would fight over the "hot" spots on earth. Resources would be fought over by the armed and dangerous, the rest would perish almost immediately. The infrastructure of any civilized modern society would crumble instantly, who the heck is going to sit at the power stations when death is promised very soon. Knowing the sun isn't coming back is motivation enough to abandon any job and go either try to survive or have a last whooorah.

If we all behaved, I'd still only give the earth a few weeks before it froze into a solid dark iceball...

I have this covered as well.... :)

This sort of thing will definitely be hinted at in my movie. Making things seem even more bleak...

Mike

Dennis Stevens October 12th, 2007 06:47 AM

Mein President, we could construct huge underground shelters for the leading political and military minds....

Animals could easily be raised and SLAUGHTERED for food.... Mein Feuhrer.

Sorry, Mein President.

-inaccuately quoted from Dr. Strangelove.

Mike Horrigan October 12th, 2007 10:49 PM

Quote:

Originally Posted by Dennis Stevens (Post 757887)
Mein President, we could construct huge underground shelters for the leading political and military minds....

Animals could easily be raised and SLAUGHTERED for food.... Mein Feuhrer.

Sorry, Mein President.

-inaccuately quoted from Dr. Strangelove.

One of my all time favourite movies.

My wife doesn't get it...


Cheers,

Mike

Joe Batt October 13th, 2007 02:05 AM

I really think the earth would freeze too fast for people to prepare to survive such a thing...but in film, you decide how the physics of the universe operate right? ninjas could battle the cold and win!

Michael Wisniewski October 13th, 2007 12:10 PM

How long do you think people could last IF:

a. They lived next to a volcano or geo-thermal vent
AND b. there was a COSTCO nearby ...

hmmm ...

Add in an REI and you might have people surviving quite a long time. Add some irony by having "An Inconvenient Truth" on sale at one of the stores.

Bryan Gilchrist October 13th, 2007 01:07 PM

There's a lot of science involved for the sun to "stop shining".

According to current science, the sun will eventually expand to swallow the earth then turn into a dwarf star before it "stops shining", so chances are we won't know about it when or if it does.

Dennis Stevens October 13th, 2007 01:28 PM

I read in some discussion of 'Sunshine', the idea was some sort of subatomic particle is causing the sun to 'shut down', slowly growing colder.

I forget what the particle was called (strangelet?), apparently there is some actual science behind the particle. Whether it would cause the sun to stop shining, I'm guessing that was Danny Boyle taking some license.

Of course, all sorts of implausible movies have proven to be very successful. Flesh eating zombies to superheroes, if you get the audience to care about the characters, they will be pretty forgiving of whatever the premise is.

Well, the flesh-eating zombies are real, but the superheroes, that's kiddie stuff.

Mike Horrigan October 14th, 2007 10:42 AM

Quote:

Originally Posted by Bryan Gilchrist (Post 758402)
There's a lot of science involved for the sun to "stop shining".

According to current science, the sun will eventually expand to swallow the earth then turn into a dwarf star before it "stops shining", so chances are we won't know about it when or if it does.

I guess you missed the religious aspect of my movie. The title and poster for this short imply that science may have nothing to do with it. I linked to it earlier in this thread. I'm just using the "science" part to determine what the effects would be if the Sun were to suddenly "stop shining".

Cheers,

Mike

Dennis Stevens October 14th, 2007 07:47 PM

another random thought....

Sometimes you have to give the audience what they THINK will happen, not what's scientifically accurate, to get them to go along.

If the sun stopped shining, I think things would get cold. I haven't a clue how long it would take. If it happened instantly, I'd say 'Nah, that's too fast.' If a century has gone by and nothing has changed, I'd say 'Nah, things would have gotten really cold by then.' If things get steadily colder over days/ weeks, ok, sounds reasonable.

As long as something doesn't totally blow your credibility, the audience ought to go along.

Of course, once the spiritual/non-scientific nature of the event is shown, well, how can anyone contradict you? The film obeys whatever you set down.

Rob Wood October 14th, 2007 10:36 PM

Quote:

Originally Posted by Mike Horrigan (Post 756459)
I'm making a new short film and I would like to pick a few brains.

If the Sun shut down... how long would Earth have until the temperature became uninhabitable for life as we know it. From what I've read... we would have a few weeks. Just go with the the question, don't debate over how the Sun died. Opinions needed! Thanks, Mike

Ummm, if "the sun shut down" there would be big problems much quicker than a few weeks... the most significant one being we would (from the sun's perspective) be like a rock slung from a sling. Even ignoring the immediate and escalating cooler temperatures (a modest understatement), the atmosphere of our planet would steadily dwindle as centripetal force drops and the earth begins journeying out of our now non-solar system.

Freezing temperature, perpetual darkness, rapidly depleting air... the more I think about it, the worse the implications become. Sounds neat!

So hiding in a cave isn't gonna be enough... tho it would make a great visual metaphor for burying one's head in the sand.

Mr. Happy huh? On the plus side this is just idle speculation: I haven't bothered to verify any of it. So here's some fairly useless solutions you didn't ask for but I now feel obligated to provide as a counterbalance.

Perhaps aliens would rescue us. Or we drop icebergs into volcanoes to get more oxygen (I think Inconvenient Truth suggested this might also solve greenhouse problems, so doubleplus good for that idea). Or we nuke Jupiter instead of ourselves (it's been suggested Jupiter is a failed sun: enough things going boom might trigger it)... course, we'd have to find a way to get Earth to Jupiter, but one problem at a time.

Michael Wisniewski October 15th, 2007 09:28 PM

Well it's certainly a good argument for making camcorders more sensitive in low light ... "Yeah but what if the Sun goes out? ... that's why I need a 1/2" chip in my camcorder. So it's better in those low light situations."

Mike Horrigan November 1st, 2007 03:23 PM

Thanks for the help guys! I finished the short.

You can check out my latest short here based on the original topic... JOEL 3:15

Let me know what you think.

Thanks,

Mike

Chris Klidonas November 3rd, 2007 01:30 AM

I was reading and thinking why must the sun shut down? Why can't man have created something that when it gets to the ozone it causes a chain reaction which creates a solid/or gaseous dark layer around the planet which then causes the earth to lose all sunlight, this would mean no instant freeze or explosion or gravitational changes but the earth would start to cool since the heat from the sun hitting the oceans/land would cease. That may be a very plausible reason why it occurs, and it also allows for a longer timeline that can be believed. Just a thought, this I could see us doing.

Chris Klidonas November 3rd, 2007 06:56 PM

Quote:

Originally Posted by Mike Horrigan (Post 768573)
Thanks for the help guys! I finished the short.

You can check out my latest short here based on the original topic... JOEL 3:15

Let me know what you think.

Thanks,

Mike

Very nice work, sorry I jumped in late and did not get to the last post when I first responded, but now I have, very nice.

Mike Horrigan November 6th, 2007 10:17 PM

Quote:

Originally Posted by Chris Klidonas (Post 769771)
Very nice work, sorry I jumped in late and did not get to the last post when I first responded, but now I have, very nice.

Thanks!

Mike


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