FLAGSTAFF — FLAGSTAFF, Ariz. (AP) -- Lowell Observatory in Flagstaff is close to opening a new open-deck observatory, a movable-roof facility featuring six telescopes for use by researchers and the ...

FLAGSTAFF, AZ (AZFamily) — Lowell Observatory has sat on Mars Hill above Flagstaff for 130 years. Lowell Observatory researchers helped discover that the universe was expanding in 1912. In 1930, just ...

U.S. News Insider Tip: Try to plan your evening at the Lowell Observatory around the weather, as clear skies (read: no cloud cover) make all the difference. The observatory recommends checking the ...

The city of Flagstaff has taken big steps to preserve the clarity of its night sky. Find out the best ways to experience the world-class stargazing that this city in Arizona has to offer. The US city ...

Astronomer Percival Lowell founded his Arizona stargazing lab in 1894 to aid in his search for life on Mars. While that quest is still ongoing, the observatory made history as the place where ...