Some Arizonans were concerned on Monday night over what they saw in the night sky but it was an event that has happened a few ...
Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.
A weather system moving through Arizona will leave light rain sprinkles in Phoenix and snow in Flagstaff. A drier period is ...
“In southern Arizona, we have some of the best night skies in the country ... Arizona is home to the first-ever designated dark sky place, Flagstaff, which was certified in 2001.
FLAGSTAFF, Ariz. (AP) — Scientists have long suspected that Mexican long-nosed bats migrate through southeastern Arizona, but without capturing and measuring the night-flying creatures ...