New measurements of the Kitt Peak National Observatory night sky brightness by Lowell Observatory astronomers show that, despite Tucson’s rapid growth, the sky brightness has remained remarkably ...

The view of our home galaxy lit up the night sky at the U.S. National Science Foundation's Kitt Peak National Observatory in Arizona.

Now, Kitt Peak has resumed regular operations, offering daytime, night, and overnight tours 362 days a year. As Kitt Peak National Observatory reopens to the public, ...

Kitt Peak is home to arguably the largest collection of major optical telescopes on planet ... Joyce says they're looking at about one-third of the night sky to create a 3D map of the universe.

These dark sky sanctuaries, reserves, parks, and trails invite you to immerse yourself in the wonders of our night skies.

FROM THE TOP of Kitt Peak National Observatory, just 50 miles from downtown Tucson, the autumn night sky blazed; the Milky Way was so dense with stars it looked like a luminescent cloud. Jupiter ...

EXCLUSIVE The ULTIMATE starry night: Arizona observatory is offering a $1,350 stargazing SLEEPOVER, complete with dinner, dorms and your own private astronomer to explain constellations . Kitt ...

At Kitt Peak National Observatory, located an hour from downtown Tucson, Arizona, atop Manzanita Bush Mountain at an elevation of 7,000 feet, visitors can enjoy one of the largest collections of ...

Kitt Peak National Observatory is celebrating 60 years of welcoming visitors to the moutnaintop collection of telescopes 55 miles southwest of Tucson.

On Friday, Kitt Peak National Observatory began a limited reopening program to welcome the public back after a three-year closure as a result of the COVID-19 pandemic and the Contreras Fire.

KITT PEAK — The threat to the Kitt Peak Observatory from the Alambre Fire has been greatly reduced as officials announced Tuesday night that the blaze is 50 percent contained.

How the pioneering scientist, and namesake of an enormous new telescope, forced astronomers to rethink the universe.