Sixth mirror casting brings Giant Magellan Telescope closer to completion
E-Mail IMAGE: The rotating furnace used to make light-weight, advanced telescope mirrors is located underneath of the stands of University of Arizona's football stadium. In this image, the oven's 33-foot diameter lid... view more Credit: Damien Jemison, Giant Magellan Telescope - GMTO Corporation At 3 p.m. on March 5, a gigantic furnace will slowly start spinning underneath the stands of Arizona Stadium at the University of Arizona. Fire-engine red, massive in size and resembling a sci-fi version of a Dutch oven, the furnace is the only one of its kind, and its sole purpose is to ...