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ALMA reveals secrets of the most luminous known galaxy

15 January 2016 Astronomy Now

The most luminous galaxy known in the universe — the quasar W2246-0526, seen when the universe was less than 10 percent of its current age — is so turbulent that it is in the process of ejecting its entire supply of star-forming gas, according to new observations with the Atacama Large Millimetre/submillimetre Array (ALMA).

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Whopping galaxy cluster spotted with help of NASA telescopes

3 November 2015 Astronomy Now

Astronomers have discovered a giant gathering of galaxies in a very remote part of the universe, thanks to NASA’s Spitzer Space Telescope and Wide-field Infrared Survey Explorer (WISE). The galaxy cluster, located 8.5 billion light-years away, is the most massive structure yet found at such great distances.

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WISE discovery of the most luminous galaxy in the universe

22 May 2015 Astronomy Now

A remote galaxy shining with the light of more than 300 trillion suns has been discovered using data from NASA’s Wide-field Infrared Survey Explorer (WISE). It is the most luminous galaxy found to date and belongs to a new class of objects — extremely luminous infrared galaxies, or ELIRGs.