Science
Engineering marvel: Sixth mirror cast for Giant Magellan Telescope – Phys.org
The Giant Magellan Telescope announces fabrication of the sixth of seven of the world’s largest monolithic mirrors. These mirrors will allow astronomers to see…

The Giant Magellan Telescope announces fabrication of the sixth of seven of the world’s largest monolithic mirrors. These mirrors will allow astronomers to see farther into the universe with more detail than any other optical telescope before. The sixth 8.4-meter (27.5 feet) mirrorabout two stories high when standing on edgeis being fabricated at the University of Arizona’s Richard F. Caris Mirror Lab and will take nearly four years to complete. The mirror casting is considered a marvel of modern…
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