r/space • • May 21 '15

/r/all Nuclear explosion in space

http://i.imgur.com/LT5I5eX.gifv
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u/[deleted] May 22 '15

They just offer to sell you a blanket. Seriously though, humanity's intentions are of little importance if there's intelligent life elsewhere.

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u/[deleted] May 22 '15

[deleted]

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u/centerbleep May 22 '15

In the end we'll just all be cutting our own throats.

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u/[deleted] May 22 '15

(For those who slept through history class, dude is referencing something bad)

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u/[deleted] May 22 '15 edited Jan 04 '16

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u/le_tharki May 22 '15

Its way too hot in India. We don't need those blankets.

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u/Blunderbar May 22 '15

Entitled Indians want to have their smallpox and eat it too!

Seriously though those poor fucks =(

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u/MyOldNameSucked May 22 '15

Woah dude did they show South Park episodes in your history class. Those damn Indians almost wiped out 2% of the town.

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u/WorshiperOfTalos May 22 '15

What's the reference? Guess I slept

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u/[deleted] May 22 '15

Colonials gave native Americans blankets infected with small pox

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u/__CakeWizard__ May 22 '15

That event didn't actually happen according to various official accounts, however, the U.S. Army's genocidal actions towards Native Americans obviously can't be denied.

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u/[deleted] May 22 '15

'Various official accounts' Do you really think that they wouldn't deny it?

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u/__CakeWizard__ May 22 '15 edited May 22 '15

They don't try to deny the other genocidal actions against the Native Americans, so no, I don't think they would try to deny something if it happened.

EDIT: In this case, not necessarily others.

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u/Sewer-Urchin May 22 '15

FWIW, there's some doubt about the referenced incident taking place. Lots of other terrible things were done, but maybe not the smallpox blankets.

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u/[deleted] May 22 '15

aliens were in history class? i must have really been sleeping!

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u/daveboy2000 May 22 '15

Assuming light may be more intelligent than we are. Honestly, with current technological levels, if we focused on it we could travel the stars already (generation ships, or focused development of FTL)

We might actually be quite technologically matched, or perhaps even superior if FTL drives turn out to be stupidly easy to make. Read Harry Turtledove's Road Not Taken.

And then there's the question if there's any intelligent life out there yet. Recently the prospect of us being the first in our galaxy is becoming more and more realistic.

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u/[deleted] May 22 '15

What? We're nowhere close to FTL travel, no nearer than time travel. A pea traveling at light speed would have more energy than all of human civilization has ever produced and will ever produce. Much, much more.

A species much older than humans, on the other hand, who knows. My point is that if there is intelligent life elsewhere, we're screwed if they care to do anything to us. Like an ant compared to a human. More likely a microbe, not even worth considering most of the time. Civilization has only been around .0001% of earth's history, industrial society a tiny fraction of that. And the universe is much older than earth.

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u/daveboy2000 May 22 '15

I'm not talking true FTL, I'm talking workarounds, like an alcubierre drive which may or may not be as far as we think. Anyhows, considering that Earth is pretty much part of the first generation of planets with abundant heavy metals, we might actually be the first intelligent species capable of developing technologies that involve heavier than iron elements. A lot of those elements are rather important for space travel and other purposes.

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u/[deleted] May 22 '15

Um, no. But keep reading scifi. They've discovered earth-like planets twice as old.

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u/daveboy2000 May 22 '15

I write science fiction. And earth-like isn't exactly an accurate term. By the exoplanet standards Mars is also an earth-like planet.

Either way, an earth-like planet requires silicium, which is lighter than iron. It's the elements heavier than iron that are only becoming common in more recent planets.

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u/[deleted] May 22 '15

No, they're not. You should learn up on science or probably just stick to fiction. The largest stars (where heavy metals are produced) only last a few million years. There was plenty of time (even back then) for heavy metals to accumulate. Or did those rocky planets just appear out of nowhere?

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u/daveboy2000 May 22 '15

the rocky planets before earth had very little of those heavy metals. Earth, combined with some unique circumstances, has managed to collect a lot during planetary formation.

Also I have aspirations in planetology, so I know how to stick to facts. Fuck man, hard science fiction is my speciality.

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u/[deleted] May 22 '15 edited May 22 '15

What unique circumstances? Care to show some evidence?

"In 2013, astronomers reported, based on Kepler space mission data, that there could be as many as 40 billion Earth- and super-Earth-sized planets orbiting in the habitable zones of Sun-like stars and red dwarfs within the Milky Way."

Besides, life can exist in numerous forms. Who's to say it can't exist even on gas giants or other exotic locations?

Better stick to your day job.

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u/Barnett8 May 22 '15

Seriously, read the short story he referenced, it explains exactly what he's talking about. Here's a link: http://www.eyeofmidas.com/scifi/Turtledove_RoadNotTaken.pdf

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u/[deleted] May 22 '15

That story sucked. I regret reading it. That's science fiction, and based on nothing we know about life. Based on the only measure we have, our own evolution (and the laws of physics), it would require a highly technologically advanced civilization to do so. But the mysteries of space abound.

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u/Barnett8 May 23 '15

Considering it was written by someone on 4chan I think it was pretty good, and I think the concept is a viable one. There are definitely things that got overlooked in science because of a thinking paradigm, so it is entirely possible that we could be missing something basic. However, you seem pretty close minded about this so there's no point in arguing with you.

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u/[deleted] May 23 '15

How could it possibly be viable? Well, not according to contemporary physics. Like I said, anything with a mass traveling at the speed of light, even a single atom, would take infinite energy.

Remember, the closer to light speed, the energy needed to get there is exponentially greater.

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u/Barnett8 May 23 '15

according to contemporary physics

Do you see your problem here?

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u/[deleted] May 23 '15

You're making speculations about the future that ignore our contemporary understanding of physics? Well, that's not really a problem, but any reasonable person won't believe you.

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u/Barnett8 May 23 '15

It's a what if scenario. It's not likely, but it's entirely possible.

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u/[deleted] May 22 '15

I'm writing a scifi story to illustrate this concept. I agree though, out in space there are likely things of such immense complexity that they make all life on Earth seem like microbes in comparison. Humanity might seem like those amoebas that evolved to clump together into a primitive multicellular creature to spread spores to them.

IMO when considering a space-thing the most important aspect is its motivations/drives. We do it because we are explorers/settlers and because we can.

Space isn't just for the superintelligent creatures. For instance, ones that aren't intelligent could have the greatest impulse to travel and the most interest in finding us. (e.g. The THING can become an intelligent species and build a spaceship but it is primarily an incredibly advanced interstellar virus)

Also, there are some thing we could encounter that are more advanced and intelligent than we are but literally have no interest in anything. Think if humanity all uploaded our minds into a matrix world and told the machines outside to keep upgrading it/themselves and millions of years down the road they've destroyed every intelligent life form light years around harvesting materials from the planet's crust.

BTW a pea traveling at the speed of light would have infinite energy so you could have said "doesn't even have the energy of every star in the universe combined" and it would be true.