NASA's Spitzer Space Telescope has revealed that some of the Universe's earliest galaxies were brighter than expected. The excess light is a by-product of the galaxies releasing incredibly high amounts of ionizing radiation. The finding offers clues to the cause of the Epoch of Reionization, a major cosmic event that transformed the universe from being mostly opaque to the brilliant starscape seen today.
from Top Technology News -- ScienceDaily http://bit.ly/2PUxHm8
Thursday, May 9, 2019
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» New clues about how ancient galaxies lit up the Universe
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