There are galaxies under formation all the time. They take a very long time to form, so you won't be able to watch the "construction process" except as a snap-shot.
2007-01-10 00:04:10
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answer #1
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answered by poorcocoboiboi 6
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Galaxy formation is an on-going process that takes billions of years. It is closely tied to the evolution of the Universe and the general cooling and expansion of the intergalactic gas in the Big Bang, as well as the formation of galaxy clusters. Small galaxies tend to form earlier in the history of the Universe than bigger galaxies. This is a statement about plasma instabilities, in other words the size of things for which gravity will dominate over gas pressre. Big galaxies build up by mergers with smaller galaxies. This destroys the small galaxies, as the larger galaxies "eat" them.
Galaxy formation processes are going on at the present time, but they were much more common when the Universe was a quarter of its present age. Of course by looking very far away, we can look back in time and see how things were in the early Universe. So even though there are not many galaxies forming now, we can see lots of galaxies forming, far away back in the early Universe.
The galaxy called Arp220 is generally cited as a galaxy in formation. There are many others.
2007-01-10 09:30:41
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answer #2
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answered by cosmo 7
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the question is not whether u can c a galaxy formation right now or not well others right in what they told but u didnt ask that did u?
yes there are and not only 'is' galaxy formations now
and just as others told, u will c it several million years later
2007-01-10 09:04:32
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answer #3
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answered by Deranged Soul.. 2
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if there is a galaxy formation now u coun't see for up to 75 billion years
if u see some glaxy forming it's a finished one
2007-01-10 07:27:13
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answer #4
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answered by k.akbar_baig1980 2
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If there is, you won't see it for another 75 billion years or so.
If you can see one right now, you're seeing something that finished forming long ago.
2007-01-10 07:05:39
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answer #5
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answered by Anonymous
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yes but a you will see it after100millionyears
2007-01-10 08:11:01
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answer #6
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answered by Anonymous
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