Light is always traveling through space which is why we can see the stars. In deep space light is also continually traveling through space, the difference is that in deep space there is nothing, no particles, no materials, just emptiness. To be able to see light, it has to be refracted upon something... anything... if light can hit anything in space then it will be refracted and we would be able to see it. Being just empty space, then light just travels through without any refraction whatsoever. The physical result for an imaginary observer in deep space is total darkness, absence of refracted light, mind you again, I said absence of refracted light, not light itself which is traveling through all the time. The term used "absence of light" must then be used understanding that what is absent is visible light, because light itself is there all the time...traveling...
2006-10-01 17:40:56
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answer #1
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answered by Alex S 3
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The universe is actually beige according to a study done a while back. That is, if you could observe the universe from a distance, it'd glow beige.
When you look up in the night sky or picture of space and see darkness, you are seeing black because the light there is either too dim to show up, or you are looking at a cloud of interstellar dust which is obscuring stars.
2006-10-01 18:07:45
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answer #2
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answered by minuteblue 6
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As others have said, it's the absence of light and matter to occupy the space. Light is travelling through space everywhere, but it isn't being reflected off any matter and thus making nothing visible. The only reason why we "see" the sky is because the light is reflecting off particles in the atmosphere...otherwise that, too, would appear black--even during the day.
So in a nutshell: absense of light and/or matter to reflect light = blackness.
EDIT: Response to Cyndi. You can't really talk about dark matter, because it's not proven beyond a reasonable doubt to actually exist...it's all speculatory.
2006-10-01 17:14:35
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answer #3
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answered by exo_politician 2
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No. actually there is a substance within space that is undefined. Because space goes forever and the stars popualte it, the night sky should be completely lit up. If you think about it this way, when you look at the space between two stars , there are actually stars there, billions of light years behind. But the further back one looks, the less light they see- that has to be because something is blocking it. Collectively, this is a nondense black matter.
2006-10-01 17:18:22
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answer #4
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answered by CyndiLauperfan 2
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Blackness is how our eye interprets the absence of electromagnetic radiation in the "visible" electromagnetic spectrum. In fact, the universe if filled with plenty of electromagnetic radiation, called Cosmic Background Radiation, that occur as radio waves -- which our eyes cannot see. If the universe has a color, that "color" is radio waves of the Cosmic Background Radiation.
2006-10-01 17:26:21
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answer #5
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answered by Ben M 2
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Black isn't actually a color, but the absorption of all colors in our visible light spectrum. We see "Black" or "Darkness" as an absence of light. However, we are only able to see a very small fraction of all colors and light in the spectra (ranging from radio to x-ray). The lack of visible light makes things appear dark.
2006-10-01 17:08:59
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answer #6
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answered by Irish Red 4
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Well in my opinion, I believe this is because black is all color and no color at the same time. If you were to mix all the colors there are what would there be? A big bucket of black, so I think the universe is every color mixed together to form black.
2006-10-01 17:13:53
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answer #7
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answered by ME2010 3
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first thing that you MUST REALIZE is that black and white is A SHADE, not a COLOR, the reason that it is black is because there is no light in the universe, only from the stars which react chemically to create light, just like there is no gravity from the universe, only from stars and planets that create their own gravity
2006-10-01 17:35:32
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answer #8
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answered by tonyma90 4
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A lot of the color of the universe is in ranges that we don't see. But the universe is inundated
with energy patterns.
2006-10-01 17:11:26
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answer #9
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answered by Anonymous
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I once heard that black is the absence of color. So i believe its not black its just absent of any real color. Obviously except for the stars all around which emit rays of color.
2006-10-01 17:07:44
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answer #10
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answered by Armond B 3
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