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"The universe is not only greater than we imagine, but greater than we CAN imagine." Einstein
Mysterious New 'Dark Flow' Discovered in Space
As if the mysteries of dark matter and dark energy weren't vexing enough, another baffling cosmic puzzle has been discovered.
Patches of matter in the universe seem to be moving at very high speeds and in a uniform direction that can't be explained by any of the known gravitational forces in the observable universe. Astronomers are calling the phenomenon "dark flow."
The stuff that's pulling this matter must be outside the observable universe, researchers conclude.
When scientists talk about the observable universe, they don't just mean as far out as the eye, or even the most powerful telescope, can see. In fact there's a fundamental limit to how much of the universe we could ever observe, no matter how advanced our visual instruments. The universe is thought to have formed about 13.7 billion years ago. So even if light started travelling toward us immediately after the Big Bang, the farthest it could ever get is 13.7 billion light-years in distance. There may be parts of the universe that are farther away (we can't know how big the whole universe is), but we can't see farther than light could travel over the entire age of the universe.
Originally posted by TailoredVagabond
Starred and flagged - excellent thread, loverd the image!!!
Looks like we really are insignificant after all!!
Originally posted by ElectricUniverse
This is only what we can see of the known universe.
But as a matter of fact we actually have proof that there is more beyond the known universe, and beyond that there are most probably multiverses, just like galaxies are found in clusters, Universes are found in clusters, what is beyond that, we might never know.
When scientists talk about the observable universe, they don't just mean as far out as the eye, or even the most powerful telescope, can see. In fact there's a fundamental limit to how much of the universe we could ever observe, no matter how advanced our visual instruments. The universe is thought to have formed about 13.7 billion years ago. So even if light started travelling toward us immediately after the Big Bang, the farthest it could ever get is 13.7 billion light-years in distance. There may be parts of the universe that are farther away (we can't know how big the whole universe is), but we can't see farther than light could travel over the entire age of the universe.
www.space.com...
Originally posted by AlwaysQuestion
How big is the universe? Well, according to this image then we are very, very small and the universe is in reality incomprehensible...
LINK TO IMAGE
This is a large and very long image.....start at the top and carry on down, hopefully getting that 'wow' feeling.
I know there are many videos similar to this but sometimes it's nice to have a picture.
Apologies if this has been previously posted.
enjoy
Originally posted by DarkSecret
the universe is infinite. we can only see 13.7 bil light years away (around us in a sphere) with our imaging techniques. however assuming there is a planet with intelligent life just like us observing the universe on the outer limits of those 13.7 bil light years, they would see another sphere 13.7 bil light years around them, and then on any egde of that sphere another civilization will see another sphere that's 13.7 bil light years in diameter.
it's probably hard to understand for those who read this for the first time but you can imagine it like circles touching each other in each direction of space forever and ever. which makes the universe a very very big place.