After three years of construction, Lowell Observatory is opening its new Marley Foundation Astronomy Discovery Center.

The dramatic Marley Foundation Astronomy Discover Center at Lowell Observatory in Flagstaff has a rooftop viewing deck and ...

After over a decade of planning, Lowell Observatory’s new state-of-the-art discovery center is opening its doors this ...

Lowell Observatory, 1400 W. Mars Hill Road, Flagstaff. (520) 401-7173. 10 a.m.-10 p.m., $35. The grand opening of the Marley ...

At the Lowell Observatory, visitors can conjure their inner astronomer by peering through world-class telescopes and sitting in on lectures on topics like black holes and the history of Pluto.

Since its founding in 1894, Lowell Observatory in Flagstaff has been a beacon of astronomical discovery, its scientists famously identifying Pluto and revealing the expanding universe. Now ...