The glass has arrived for the new mirror!

A New GMT Casting

January marks the start of casting for the next Giant Magellan Telescope (GMT) mirror.
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Massive Monolithic Telescope

This mirror took 6 years to complete from start to finish.

Giant Mirrors to Capture the Universe

What does it take to create the perfect 27-foot parabolic mirrors for the world’s largest telescopes?

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University of Arizona
Major Milestone in Telescope Project

Tucson is known for many things, but our skies are definitely a highlight for astronomy enthusiasts.

Right...

KOLD
UA Mirror Lab works full tilt on huge scope

The 20 tons of glass melting in a spinning furnace under the bleachers of Arizona Stadium represent the second $20...

AZ Daily Star

Mirror Casting Event for the GMT

On January 14, 2012, the second 8.4-meter (27.6 ft) diameter mirror for the Giant Magellan Telescope (GMT) will be cast inside a rotating furnace at the UA’s Steward Observatory Mirror Lab underneath the campus football stadium....