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Wednesday, October 20, 2010

Virtual Visit to the UDFy-38135539 Galaxy


A European team of astronomers using ESO's Very Large Telescope (VLT) has measured the distance to the most remote galaxy so far. By carefully analysing the very faint glow of the galaxy they have found that they are seeing it when the Universe was only about 600 million years old (a redshift of 8.6). These are the first confirmed observations of a galaxy whose light is clearing the opaque hydrogen fog that filled the cosmos at this early time. The one-minute music version of the above video - nice. This video uses images from the Hubble Ultra-Deep Field to visualize a zoom towards UDFy-38135539.

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