Arizona's desert landscape is perfect for stargazing. In Tucson, you can visit a historic observatory with one of the most powerful telescopes in the world.

Over the next decade, he leveraged his association with both institutions to lay the groundwork for the collaborative Mount Graham International Observatory in the Pinaleño Mountains of ...

Mount Graham is a hulking mass of rock and forest rising from Arizona’s desert floor more than a mile and a half into an infinite sky. The Western Apache call it Dził nchaa si’an, which ...

Firefighters battling the Frye Fire on the north side of Mount Graham worked Saturday and through the night to improve 15 miles of control lines to protect Mount Graham International Observatory ...

The Faculty Senate report states: “On ethical, material, political and cultural grounds, we cannot afford to join the MGIO (The Mount Graham International Observatory) project.” The American Indian ...

On March 15, 2012, the Large Binocular Telescope (LBT) made its first scientific results public; 25 years had passed since the project was first presented, but the wait was worth it. Among other ...

The telescopes at the Mount Graham International Observatory peer into the heavens, seeking drama miles up in the sky. These days, though, the drama is much -- much -- closer to home. A ...

Silver said another factor in the loss of habitat was the construction of the Mount Graham International Observatory within the squirrel habitat, despite protests from environmentalists and tribes.

University police arrested five protesters for interrupting a Board of Regents meeting Friday, delaying it for an hour as they called on the University to end its involvement in the controversial ...

The UA's Mount Graham International Observatory is getting a new communication antenna to replace the one that's more than 10 years old. The new 40-foot mono-pole will offer scientists higher ...

The crews in southeastern Arizona used bulldozers and fire retardant around the Mount Graham International Observatory, which has two operating telescopes and the $120 million soon-to-be-completed ...