Making the far near The invention ... This was the first working reflecting telescope. Other designers proved unable to grind mirrors with a regular curvature, so the reflector remained largely ...

Telescope mirrors are sensitive and prone to damage ... And if you happen to have some left over, it can be used to help make ...

The Giant Magellan Telescope today announced the successful installation of one of its completed 8.4-meter-diameter primary mirrors into a support system prototype at the University of Arizona's ...