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ScienceCasts: A Telescope Bigger than a Galaxy 

ScienceAtNASA
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Visit science.nasa.gov/science-news/... for more.
Astronomers have figured out how to use the gravity of distant galaxies to bend light and magnify images, allowing them to see deeper into the cosmos than ever before.

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5 мар 2014

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Комментарии : 79   
@SueBeeHoney10
@SueBeeHoney10 10 лет назад
I consider my mind totally "boggled" over this! OMG Look how far we've come in such a short time.
@Flutter8ye
@Flutter8ye 10 лет назад
I find it interesting that with what we are now able to discover that interested parties would put more focus on the last five words. Galileo being the intelligent man he was would probably be more interested in learning than paying attention to pettiness. Not crass, fun. Sweet and great work NASA. I for one shall continue to be an avid watcher even if the word Arctic is pronounced 'Artic' and it drives most viewers, including myself, crazy. :)
@GabrielSparkletits
@GabrielSparkletits 9 лет назад
Coronophagic references to renaissance era astronomers always wins the kids over. Take THAT, Katy Perry.
@soniapapadouri
@soniapapadouri 10 лет назад
The last 5 words put smile on my face!!! ha ha ha
@SueBeeHoney10
@SueBeeHoney10 10 лет назад
If I had only one word to describe how completely awesome this is, I guess I'd have to say WOW! I sure wish my telescope could see all of that. Thank you NASA for bringing the Universe to our homes & devices. 🌎 ✨🔭
@ivomarkoff
@ivomarkoff 10 лет назад
"Gallileo, eat your heart out" - Seriously?!!! that completely ruined the video, such an idiotic thing to say
@JohnJaegerwaddy-john
@JohnJaegerwaddy-john 10 лет назад
What a incredible idea. If and when the Webb is in position could it be tired into the other telescopes? Viewing of all this huge telescopes in space now would be inconceivable to my thinking as if i know anything. wc
@mikecsiy
@mikecsiy 10 лет назад
I think there are a lot of folks here who don't understand how "eat your heart out" is used in American English. It's not intended to be an insult, but is simply saying, "Check this amazing thing out, I bet you would like it."
@krumplethemal8831
@krumplethemal8831 10 лет назад
Since we know gravitational lensing happens, why would this also not impact that wave length of the light as well? Dark matter is just gravitational lag which causes gravitational lensing and (here is my addition) it could cause red shift of objects giving the impression of moving away. It also stands to reason that the further an object is away, the more red shift it would have because the light needs to traverse through more dark matter to reach us.
@lawton418
@lawton418 10 лет назад
A ciência evolui à cada dia.
@elvarco
@elvarco 10 лет назад
una pequeña explicacion en español ayudaria a entender un poco mas sobre este asunto, gracias por compartir cosas tan interesantes.
@keithmackie5064
@keithmackie5064 10 лет назад
I agree that the closing comment was a bit gauche although obviously just one of those slips we all make that we shouldn't but occasionally do. It does lead to another thought. Lets just think of the enormous rate of change in the century after Columbus, the 16th. It saw the discovery of the Americas and the whole of the East, the circumnavigation of the world, the Renaissance, the Reformation, printing and at the end, Galileo. It seems to me that the rate of change has remained much the same ever since. It is the aggregated volume of change that is increasing as a power function. Recent work on the Dark Ages seems to suggest that the pattern extends back before Columbus. I would like to see a multidisciplinary study to see how the global rate of change does vary. It could be fundamental to the modern concept of the "Anthropocene".
@mariasuelisantanna8900
@mariasuelisantanna8900 10 лет назад
A ciência e os cientistas dedicados com grande compromisso das descobertas elevam o conhecimento do mundo e do homem.
@mike_98058
@mike_98058 10 лет назад
Previously read the article, but the video is well-done (well, maybe delete those last 5 words)
@zeogiannes
@zeogiannes 10 лет назад
Each new generation either never learns or forgets that they are standing on the shoulders of the giants who came before them and all new knowledge is an offspring of their predecessors work.
@ThomasDankerl
@ThomasDankerl 10 лет назад
Frontier Fields may inspire us to one day to know how to build our very own Galactic size gravitational lens. 🔎
@RonRay
@RonRay 10 лет назад
Did anyone else notice in exposure/magnification F160W (@
@pastafarian7457
@pastafarian7457 10 лет назад
How do you know the ages of the galaxies if light doesn't travel in straight line. they should be older than they appear.
@HemishPtl
@HemishPtl 10 лет назад
Don't you think, "Galileo, eat your heart out" seems a little too harsh and not to mention utterly disrepectful?
@Flutter8ye
@Flutter8ye 10 лет назад
If what we are seeing is shortly after 'the big bang' then is what we are seeing our own creation and therefor a bit of viewable time travel? This may sound absolutely ridiculous and/or naive but it may not be ourselves but make it possible to seek it out. Backtrack. Please do feedback. Trolling not included.
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