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

Homolovi State Park was ranked among top road trip destinations in Arizona, and for good reason. Here's why you should make ...

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

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

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

Cody Half-Moon is the Chief Marketing Officer at Lowell Observatory, where she combines her extensive skills and experience with a deep understanding of Lowell’s culture and people. Known for ...

At the Lowell Observatory, visitors can conjure their inner astronomer by peering through world-class telescopes and sitting in on lectures on topics like black holes and the history of Pluto.

Whether Pluto is officially a planet is the least interesting thing about the runt of the solar system, astronomers will tell you 95 years after the discovery of the fascinating and sometimes ...

The Francis College of Engineering has been recognized as exemplar and with a Bronze Award for the inaugural ASEE Diversity Recognition Program. The ASEE Diversity Recognition Program (ADRP) was ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

What was it? Teddy Kareta, a postdoctoral associate at the Lowell Observatory in Flagstaff, was determined to find out. Kareta joined The Show to discuss how studying this mysterious object was a rare ...