The Giovale Open Deck Observatory at Lowell Observatory in Flagstaff offers a unique outdoor stargazing experience with six ...

Add Yahoo as a preferred source to see more of our stories on Google. Guests visting the Lowell Observatory in Flagstaff, Arizona during the I Heart Pluto Festival gaze at celestial objects from the ...

Lowell Observatory comes out on top, claiming the Best Northern Arizona Attraction status in this year's Best of Flag. Sitting on Mars Hill, Lowell Observatory looks over downtown Flagstaff and is ...

Lowell Observatory Director Jeffrey Hall was amazed by the images of Pluto released Wednesday — and bowled over by the announcement that the planet's largest heart-shaped feature would be named the ...

Arizona – and Flagstaff specifically – has long considered itself the home of Pluto. After all, Percival Lowell, the namesake of the state's most prominent observatory, was not only one of the first ...

Some of the most influential voices in planetary science and space-inspired culture will take center stage on Feb. 14 as Lowell Observatory hosts “A Night of Discovery,” the keynote event of Lowell ...