Lowell Observatory in Flagstaff is one of the most renowned astronomical ... This 23,000-square-foot facility will feature the largest telescope in metro Phoenix, a Hyperspace Planetarium, an ...

A new study showed that most major U.S. cities are sinking, which could cause major issues down the line. Is Phoenix sinking?

From Lowell Observatory in Flagstaff to Mount Lemmon near Tucson, here are the most recommended locations places for ...

Project Phoenix operated in Green Bank from September 1996 through April 1998. During that period, the 140-foot was the primary instrument at the observatory, and so was also used for other radio ...