Mirrors are a critical part of any space telescope, and the James Webb Space Telescope’s mirrors are made of a special element that will enable it to withstand the rigors of space and see farther back ...

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 ...

In May 2022, the James Webb Space Telescope (JWST) encountered a problem. The giant observatory, perched 1 million miles from Earth, has a honeycomb-like configuration of mirror panels to see the ...

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 ...

'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 ...

The huge scope is scheduled to start observing the heavens in the late 2020s. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Last week, in a ...

Through the centuries, the telescope has gone through an incredible evolution to become the tool it is today. In the modern era, these miraculous inventions can be purchased from a variety of stores, ...

Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions ...