In Chile's Atacama Desert, the Extremely Large Telescope (ELT) is under construction on the summit of Cerro Armazones, at an elevation of 3,000 meters. The ELT, featuring the largest primary mirror in ...
Atop the mountain Cerro Armazones in Chile, construction is underway on the Extremely Large Telescope (ELT), which will usher in a new era of astronomy when it's completed. The ELT will be the world's ...