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Think of the rivers of blood spilled by all those generals and emperors so that in glory and in triumph they could become the momentary masters of a fraction of a dot. Think of the endless cruelties visited by the inhabitants of one corner of the dot on scarcely distinguishable inhabitants of some other corner of the dot. How frequent their misunderstandings, how eager they are to kill one another, how fervent their hatreds. Our posturings, our imagined self-importance, the delusion that we have some privileged position in the universe
there is no hint that help will come from elsewhere to save us from ourselves. It is up to us. Carl Sagan".
Originally posted by Asmus
We are far from small or insignificant, your eyes betray you.
Ann Druyan suggest an experiment: Look back again at the pale blue dot of the preceding chapter. Take a good long look at it. Stare at the dot for any length of time and then try to convince yourself that God created the whole Universe for one of the 10 million or so species of life that inhabit that speck of dust. Now take it a step further: Imagine that everything was made just for a single shade of that species, or gender, or ethnic or religious subdivision. If this doesn't strike you as unlikely, pick another dot. Imagine it to be inhabited by a different form of intelligent life. They, too, cherish the notion of a God who has created everything for their benefit. How seriously do you take their claim?
Every one of us is precious in the cosmic perspective. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.
Carl Sagan
To consider the earth as the only populated world in infinite space is as absurd as to assert that in an entire field of millet,only one grain will grow"
Methodorus.
Greek philosopher of the fourth century B.C.
"Heaven and earth are large,yet in the whole of space they are but as small as a grain of rice.......How unreasonable it would be to suppose that,besides the heaven and earth which we can see,there are no other heavens and no other earths"
Teng Mu.
Chinese philosopher of thirteenth century A.D.
"The universe is infinitely wide.
Its vastness holds innumerable atoms....
So it must be unthinkable that
Our sky and our round world are precious and unique....
Out beyond our world there are,elsewhere,
Other assemblages of matter making other worlds.
Ours is not the only one in air´s embrace"
Lucretius.
Roman philosopher of the first century B.C.
"Innumerable suns exist;innumerable earths revolve about these suns in a manner similar to the way the seven planets revolve around our sun.
Living beings inhabit these worlds"
Giordano Bruno.
Italian monk of the sixteenth century (also burnt at the stake for these views by religious bigots).
"Looking at the stars always makes me dream,as simply as I dream over the black dots representing towns and villages on a map.
Why ,I ask myself,shouldn´t the shining dots of the sky be as accessible as the black dots on the map of France?"
Vincent Van Gogh.
"Why may not every one of these stars or suns have as great a retinue as our sun of planets,with their moons,to wait on them?...They must have their plants and animals,nay and their rational creatures too,and those as great admirers,and as diligent observers of the heavens as ourselves...."
Christiaan Huygens.
Dutch physicist and astronomer of the seventeenth century.
"It is precisely because I believe theologically there is a being called God,and that He is infinite in intelligence,freedom, and power,that I cannot
take it upon myself to limit what He might have done.
Once He created the Big Bang.....He could have envisioned it going in billions of directions as it evolved,including billions of life-forms and billions of kinds of intelligent beings...
As a theologian,I would say that this proposed search for extraterrestrial intelligence (SETI) is also a search for knowing and understanding God through His works-especially those works that most reflect Him.Finding others than ourselves would mean knowing Him better"
Theodore M. Hesburgh ,C.S.C.,
University of Notre Dame
Researchers have calculated that up to 37,964 worlds in our galaxy are hospitable enough to be home to creatures at least as intelligent as ourselves.
We are not alone: 'trillions' of planets could be supporting life:
Almost every star similar to the Sun probably has a life-harbouring planet like the Earth in orbit around it, a leading astronomer said yesterday.
The discovery of hundreds of planets around distant stars in our galaxy suggests that most solar systems have a world like ours that is capable of supporting life, and many of them are likely to have evolved it, according to Alan Boss, of the Carnegie Institution in Washington.
His expectation was that 85 per cent of Sun-like stars had one Earth-like planet, and that some could have many more. Given that there are 100 billion Sun-like stars in the galaxy, and 100 billion galaxies in the Universe, there may be 10 billion trillion planets that are good candidates for life. That is a one followed by 22 noughts.
Source
There are about ten thousand billion billion habitable planets in the observable universe, and some of these Earth-like worlds could be found by a mission set to launch early next month, a leading planet-formation theorist now speculates.
Alan Boss, astrophysicist at the Carnegie Institution in Washington, D.C., and author of "The Crowded Universe" (Basic Books), published this month, came up with that rough number by estimating there is about one habitable planet around every sun-like star in the galaxy, of which there are about 10 billion, and multiplying that by the number of galaxies in the universe (about 100 billion).
This result is inexact of course, so give or take a power of ten or so, Boss said, which is standard for these types of estimates in astronomy. "Based on what we already know, the universe is going to turn out to be chock full of habitable planets (i.e. Earth-like worlds), and therefore life is likely to be widespread," said Boss, who discussed these estimates with a group of reporters last weekend in Chicago at the annual meeting of the American Association for the Advancement of Science.
Originally posted by Kandinsky
..it would take us 90 years at the speed of light to travel top to bottom!
Originally posted by karl 12
Its mindblowing to think just how big the Eagle Nebula (and the universe) actualy is
Cheers.
Source as above.
M33 is one of the few galaxies that is moving toward the Milky Way despite the fact that space itself is expanding, causing most galaxies in the universe to grow farther and farther apart.
When viewed with Spitzer's infrared eyes, this elegant spiral galaxy sparkles with color and detail. Stars appear as glistening blue gems (several of which are actually foreground stars in our own galaxy), while dust rich in organic molecules glows green. The diffuse orange-red glowing areas indicate star-forming regions, while small red flecks outside the spiral disk of M33 are most likely distant background galaxies. But not only is this new image beautiful, it also shows M33 to be surprising large – bigger than its visible-light appearance would suggest.
The Hubble Space Telescope took a closer look at this triple galaxy group on April 1 and 2 after 140,000 people around the world voted on six potential targets. The areas have previously only been photographed by ground-based telescopes.
The Arp 274 galaxy group won the competition with more than 67,000 votes. Hubble's image suggests the galaxies may not be close enough together to interact as they appear to be in the image taken by the Palomar Observatory near San Diego.
The galaxies to the right and left show blueish lights, evidence of rapid star formation. Older stars are more yellow. The group is located in the constellation Virgo, 400 million light years away from Earth. The two bright stars at the right of the image are actually located in our own galaxy.
Link
If you look at the wrist of the hand, you’ll see a brighter swirl of gas. In the center of that blob is a tiny object, a neutron star called B1509: an incredibly dense sphere of subatomic particles, leftover when a massive star goes supernova. While the outer layers of the star explode outwards, the core of the star collapses, cramming twice the mass of the Sun into a ball only a few kilometers across. This newly born neutron star — called that because the pressure is so great in the collapsed object that electrons and protons are rammed together to form neutrons — is basically the definition of the word incredible: it spins several times per second, has a surface gravity millions of times that of the Earth (if you were on the surface you’d be crushed flatter than a good science fiction program’s chances to be renewed on Fox), and has a magnetic field 30 trillion times that of the Earth’s.
The size and age of the Cosmos are beyond ordinary human understanding. Lost somewhere between immensity and eternity is our tiny planetary home. In a cosmic perspective, most human concerns seem insignificant, even petty. And yet our species is young and curious and brave and shows much promise. In the last few millennia we have made the most astonishing and unexpected discoveries about the Cosmos and our place within it, explorations that are exhilarating to consider. They remind us that humans have evolved to wonder, that understanding is a joy, that knowledge is prerequisite to survival. I believe our future depends on how well we know this Cosmos in which we float like a mote of dust in the morning sky.
Carl Sagan
Originally posted by karl 12
reply to post by Skyfloating
SF Thanks for the reply
Theres some amazing digitaly enhanced double exposure photographs coming out of the (non light polluted) state of Arizona which show how massively huge our night sky is.
When you think that we can only ever see just two galaxies from Earth (depending on which hemisphere we're standing in) its all a bit humbling.
NASA Archive image -Kofa Mountains,Arizona,2003:
[atsimg]http://files.abovetopsecret.com/images/member/2b5618fb1df4.jpg[/atsimg]
files.abovetopsecret.com...
Sugar pine:
[atsimg]http://files.abovetopsecret.com/images/member/96b80b04c812.jpg[/atsimg]
astrophoto.com...
Other:
Hubble Image of entire galaxies going about their business
(each galaxy containing 10 - 100 billion stars):
[atsimg]http://files.abovetopsecret.com/images/member/f4335736e560.jpg[/atsimg]
[atsimg]http://files.abovetopsecret.com/images/member/39a1c2c4f32e.jpg[/atsimg]
There are also some interesting quotes from various historical figures about life elsewhere in the universe:
To consider the earth as the only populated world in infinite space is as absurd as to assert that in an entire field of millet,only one grain will grow"
Methodorus.
Greek philosopher of the fourth century B.C.
"Heaven and earth are large,yet in the whole of space they are but as small as a grain of rice.......How unreasonable it would be to suppose that,besides the heaven and earth which we can see,there are no other heavens and no other earths"
Teng Mu.
Chinese philosopher of thirteenth century A.D.
"The universe is infinitely wide.
Its vastness holds innumerable atoms....
So it must be unthinkable that
Our sky and our round world are precious and unique....
Out beyond our world there are,elsewhere,
Other assemblages of matter making other worlds.
Ours is not the only one in air´s embrace"
Lucretius.
Roman philosopher of the first century B.C.
"Innumerable suns exist;innumerable earths revolve about these suns in a manner similar to the way the seven planets revolve around our sun.
Living beings inhabit these worlds"
Giordano Bruno.
Italian monk of the sixteenth century (also burnt at the stake for these views by religious bigots).
"Looking at the stars always makes me dream,as simply as I dream over the black dots representing towns and villages on a map.
Why ,I ask myself,shouldn´t the shining dots of the sky be as accessible as the black dots on the map of France?"
Vincent Van Gogh.
"Why may not every one of these stars or suns have as great a retinue as our sun of planets,with their moons,to wait on them?...They must have their plants and animals,nay and their rational creatures too,and those as great admirers,and as diligent observers of the heavens as ourselves...."
Christiaan Huygens.
Dutch physicist and astronomer of the seventeenth century.
"It is precisely because I believe theologically there is a being called God,and that He is infinite in intelligence,freedom, and power,that I cannot
take it upon myself to limit what He might have done.
Once He created the Big Bang.....He could have envisioned it going in billions of directions as it evolved,including billions of life-forms and billions of kinds of intelligent beings...
As a theologian,I would say that this proposed search for extraterrestrial intelligence (SETI) is also a search for knowing and understanding God through His works-especially those works that most reflect Him.Finding others than ourselves would mean knowing Him better"
Theodore M. Hesburgh ,C.S.C.,
University of Notre Dame
Articles:
Telegraph article about there being at least 40,000 'Goldilock's Zone' planets just in our galaxy alone (nevermind the other 5000 billion other galaxies in the universe):
Researchers have calculated that up to 37,964 worlds in our galaxy are hospitable enough to be home to creatures at least as intelligent as ourselves.
www.telegraph.co.uk...
Times article:
We are not alone: 'trillions' of planets could be supporting life:
Almost every star similar to the Sun probably has a life-harbouring planet like the Earth in orbit around it, a leading astronomer said yesterday.
The discovery of hundreds of planets around distant stars in our galaxy suggests that most solar systems have a world like ours that is capable of supporting life, and many of them are likely to have evolved it, according to Alan Boss, of the Carnegie Institution in Washington.
His expectation was that 85 per cent of Sun-like stars had one Earth-like planet, and that some could have many more. Given that there are 100 billion Sun-like stars in the galaxy, and 100 billion galaxies in the Universe, there may be 10 billion trillion planets that are good candidates for life. That is a one followed by 22 noughts.
www.timesonline.co.uk...
I think its safe to say your comments about the
abundance of stuff in this universe being outrageous
and 'above and beyond anything we've ever imagined up to now' are spot on.
Cheers.
[edit on 02/10/08 by karl 12]