It was found using observations made with the Gran Telescopio Canarias (GTC), at the Roque de los Muchachos Observatory, (Garafía, La Palma, Canary Islands), and with the ATACAMA Large Millimetre/submillimetre Array (ALMA), in Chile.
Click here for original story, Astronomers Find The First Galaxy Whose Ultraviolet Luminosity Is Comparable To That Of A Quasar
Source: Astronomy