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. On a warm June evening, viewers in Arizona watched the sky ...

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.

The paper's overall conclusion - that the light quality of the night sky at zenith over Kitt Peak has not deteriorated in two decades - is "good news," said Christian Luginbuhl, of the U.S. Naval ...

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

On a clear night last November, I spent over two hours in a dome atop nearly 7,000-foot-tall Kitt Peak, an hour outside of Tucson, peering through one of their 20-plus telescopes.

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.

But all that change and cultural melting pot action has led to one of the most diverse, complex, and vibrant cities that ...

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Milky Way arcs over Kitt Peak National Observatory | Space photo of the day for June 16, 2025 . By Kenna Hughes-Castleberry published 16 June 25 The view of our home galaxy lit up the night sky at ...