A fast-spreading wildfire southwest of Tucson burned through the property of the Kitt Peak National Observatory early Friday, but the damage to the world famous telescope site was not known ...

Lori Allen, left, Director of Kitt Peak National Observatory, is dwarfed by the Nicholas U. Mayhall 4-meter Telescope at Kitt Peak National Observatory west of Tucson, AZ. . Photo taken Wednesday ...

This image was captured at Kitt Peak National Observatory near Tucson, Arizona. The Milky Way shines bright over the Kitt Peak National Observatory. (Image credit: ...

The Rubin team in central Chile is operating with cooperation from a vast global network with major centers in Lyon, France; ...

Everything in space – from the Earth and Sun to black holes – accounts for just 15% of all matter in the universe . The rest ...

This image was taken by telescope from Kitt Peak National Observatory near Tucson, Arizona. Photograph courtesy T. Rector (University of Alaska Anchorage), Z. Levay and L. Frattare ...

From blockbuster hotel packages to new roller coasters, these are the top family vacation deals and destinations to plan for summer 2025.

He spent some time making photometric observations at Kitt Peak National Observatory, about 55 miles west of Tucson, before landing at NASA, his bio said. He retired from NASA in 2009, and made ...

On June 19, 2004, at the Kitt Peak National Observatory in Tucson, Arizona, astronomers Roy Tucker, David Tholen, and Fabrizio Bernardi discovered Asteroid Apophis. This Near-Earth Object (NEO ...