Four Corners News Coverage

Stories produced for KSUT Public Radio

An Exploration of Arizona Astronomy

A five-part audio series examining professional and amateur astronomy.

Explore Episodes

Tomorrow, We See Farther

Astronomers admit that our map of the known universe has a lot of blank spots, a lot of areas we simply know nothing about. The next generation of projects aims to change that.

Dark Skies, Bright Future

Arizona became a center for astronomy in the early 20th century because of its clear, dark skies. The cities were small, remote mountaintops were plentiful, and clouds were rare. The state boasted up to nine months a year of near-perfect conditions for astronomy.

The Age of the Giant Telescope

There’s a new “world’s largest telescope” every few years. It’s become a race to build instruments that see farther into the heavens.

A Century of Stargazing

How did Arizona get to be the epicenter of astronomy in the United States? Part of it was happenstance. But Arizona’s notoriously clear and dark skies played a role, too.

The Popular Science of Public Observatories

Interest in astronomy is increasing. As proof, observatories that have public viewing programs book them months in advance. People want to see what the professional astronomers are seeing in the night sky.

Special Series: Copper at the Crossroads

Stories From the Archives

Making Mirrors

Making Mirrors

It takes years to cast a large telescope mirror at theSteward Observatory Mirror Lab. But the race to build ever larger “eyes” is leading to new discoveries in astronomy.

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