For more information, visit the Lowell Observatory's website. Antelope Canyon and Horseshoe Bend Day Tour from Flagstaff (703 reviews) Grand Canyon Railway Train Tickets ...

FLAGSTAFF, AZ (AZFamily) — Lowell Observatory has done a lot for astro-tourism in Arizona. With the opening of the new ...

An annual event over recent years, the I Heart Pluto Festival in Flagstaff, Arizona, celebrates the history, heritage, and cutting-edge astronomy at Lowell Observatory. On Feb. 18, 1930 ...

FLAGSTAFF, Az. – 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 ...

Pluto was discovered at Lowell Observatory in Flagstaff, Arizona in 1930 and was ... Katie Hobbs signed off on a bill sponsored by Phoenix Republican Rep. Justin Wilmeth, who hoped his idea ...