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

Pluto was discovered at Lowell Observatory in Flagstaff, Arizona in 1930 and was considered our ninth planet until 2006. The International Astronomical Union reclassified Pluto as a dwarf planet ...

A mountainous community in Arizona promises visitors a gorgeous state park, good restaurants, and beautiful hiking trails ...

Pluto was the little planet that could — until it couldn’t. Discovered in 1930 at Lowell Observatory in Flagstaff, Arizona, Pluto was hailed as the ninth planet in our solar system.

Your drive time may be affected due to some lane restrictions along I-17 if you plan to see snow this weekend.

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AZ's largest electricity provider gave an update on the possibility of planned outages during extreme fire danger at a recent Flagstaff City Council meeting.

The continued dry conditions over the last couple of months worry firefighters about what this could mean for fire season ...

Fire managers with the Flagstaff Ranger District of Coconino National Forest planned to conduct pile burns on March 5 and ...

FLAGSTAFF, AZ (AZFamily) — The snow in northern Arizona Monday was a very welcome sight as many popular spots like Flagstaff are on track to be in the top ten driest winters on record.