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The newfound LQC is composed of 73 quasars and spans about 1.6 billion light-years in most directions, though it is 4 billion light-years across at its widest point. To put that mind-boggling size into perspective, the disk of the Milky Way galaxy â home of Earth's solar system â is about 100,000 light-years wide.
World's largest space observatory opens in Chile (Update) March 13, 2013 by Roser Toll. Radio telescope antennas of the ALMA (Atacama Large Millimeter/submillimeter Array) project are seen in San Pedro de Atacama , Atacama desert, some 1500 km north of Santiago, on March 13, 2013.