I have been writing about the Giant Magellan Telescope for a long time. Nearly two decades ago, for example, I wrote that time was “running out” in the race to build the next great optical telescope ...

It is essential that strict wavefront error (WFE) budgets be met when designing and manufacturing space telescope optics. These performance thresholds dictate a telescope’s ability to clearly and ...

The All-Seeing Eye, which came into operation in the 2070s, was by far the largest and most powerful optical instrument ever built. Comprising eight telescopes built across the entire lunar surface, ...