Wednesday, April 8, 2009

Universe lit by dust-swaddled galaxies

Dust-obscured galaxies that thrived when the universe was less than 5 billion years old have been seen for the first time by a balloon-borne experiment called BLAST (Image: NASA/ESA/Hubble Heritage Team/STScI/AURA)

A diffuse infrared glow that pervades space has been traced to individual dusty galaxies, thanks to a balloon-borne telescope called BLAST.

Universe lit by dust-swaddled galaxies

For example:

See Explanation. Clicking on the picture will download the highest resolution version available.
Unusual Dusty Galaxy NGC 7049
Credit: NASA, ESA and W. Harris (McMaster University)
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