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The whole sky appears to glow in a new photo from the European Southern Observatory (ESO).
An international team of astronomers used the special eyes of the incredibly sensitive MUSE instrument on ESO's aptly named Very Large Telescope. The team peered into the Hubble Ultra Deep Field region and found "an unexpected abundance" of emissions from the early universe.
Discovery - Team - Member - Themiya - Nanayakkara
"This is a great discovery!" said team member Themiya Nanayakkara in an Oct. 1 photo caption by ESO. "Next time you look at the moonless night sky and see the stars, imagine the unseen glow of hydrogen: the first building block of the universe, illuminating the whole night sky."
The MUSE spectrograph on ESO's Very Large Telescope saw abundant regions of atomic hydrogen surrounding distant galaxies.
Credit - NASA - ESO/Lutz - Wisotzki - Al
Credit: ESA/Hubble & NASA, ESO/Lutz Wisotzki et al.
This composite image shows the faint Lyman-alpha radiation in blue superimposed on the popular image of the Hubble Ultra Deep Field taken by the Hubble Space Telescope in 2003 and...
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