In January 2025, the city added another feather to its cap when it launched a new Astro Trail, a curated collection of ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.

Lowell Observatory's new Astronomy Discovery Center ... There are discounts for local residents and Arizona Native Americans. Details: 928-774-3358, lowell.edu. Got a story you want to share?

The annual event celebrates the discovery of the little planet with a big heart and other scientific advances at Flagstaff, ...

The Vatican's Arizona location dates back to 1980, when the Vatican partnered with the University of Arizona to study the ...

Scientists across the world, including some in Arizona, are keeping an eye on an asteroid that has a very slim chance of ...

Mount Graham International Observatory in southeastern Arizona's Pinaleño Mountains; and Kitt Peak National Observatory, located southwest of Tucson. Some resorts – such as L'Auberge de Sedona ...

Find out the best ways to experience the world-class stargazing that this city in Arizona has to offer. The US city of Flagstaff is home to an astronomical observatory, renowned for cutting-edge ...

The desert city in southern Arizona is a sanctuary for stargazers—and now it's even easier for visitors to explore.

Pluto was discovered in 1930 by Clyde Tombaugh while he worked at Lowell Observatory in Flagship, Arizona. Sputnik Planitia is a white basin measuring 750 by 1,250 miles near Pluto's equator that ...