Scientists using three telescopes spaced thousands of miles apart have caught the best look ever of the center of a distant quasar, an ultra-bright galaxy with a giant black hole at its core. By ...

High up in the Pinaleño Mountains, the stars of the vast Milky Way come trickling in through the lens of a solitary telescope fortress as researchers seek answers to that gnawing question: What else ...

Astronomers using the Large Binocular Telescope in Arizona have taken a close-up picture of Jupiter's volcanic moon Io that rivals similar photos taken from space. When you purchase through links on ...

PHOENIX — The largest telescope in metro Phoenix was added to the International Dark Sky Discovery Center opening soon in Fountain Hills. The 27.5-inch PlaneWave CDK700 gives metro Phoenix its first ...

A technology entrepreneur in Scottsdale, Ariz., has donated $20-million toward the University of Arizona’s engagement in the Giant Magellan Telescope project, an international effort to construct a ...

Watching a sunset at the Grand Canyon is a must for any trip. Credit: Pixabay Located in Northern Arizona, Flagstaf ...