The Giant Magellan Telescope begins the four-year process to fabricate and polish its seventh and final primary mirror, the last required to complete the telescope’s 368 square meter light collecting ...

The University of Arizona Steward Observatory Mirror Lab’s casting of the first mirror for the Giant Magellan Telescope (GMT) “appears to be essentially perfect,” UA Steward Observatory Director Peter ...

Astronomers are rethinking one of their oldest tools: the telescope’s mirror. A new study led by Dr. Heidi Newberg of ...

'It could make lightweight mirrors that are 15 or 20 meters in diameter a reality.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A scientist ...

TUCSON, AZ — We have an inside look at part of what makes the University of Arizona the most active university in space exploration. UA officials say the space programs launch $560 million into ...

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This is similar to using a basin to catch rain; the larger the opening of the basin, the more rainwater it collects in a ...

The space-based telescope would be similar in size to the James Webb Space Telescope but with a 20-by-1-meter elongated mirror.

Aug. 31—CANTON — A massive 11-foot-wide mirror, created in Canton, is installed at the Vera C. Rubin Observatory in Chile. The mirror will help scientists identify potentially harmful asteroids and ...

TUCSON, Ariz. (KGUN) — We have an inside look at part of what makes University of Arizona the most active university in space exploration. UA says its space programs launch 560 Million dollars into ...

A new study suggests a new telescope design could help scientists find Earth-like planets orbiting sun-like stars. Unlike ...