Lowell Observatory Lowell Observatory Lowell Observatory is an astronomical observatory in Flagstaff, Arizona, United States. Lowell Observatory was established in 1894, placing it among the oldest observatories in the United States, and was designated a National Historic Landmark in 1965. In 2011, the Observatory was named one of "The World's 100 Most Important Places" by TIME. It was at the Lowell Observatory that the dwarf planet Pluto was discovered in 1930 by Clyde Tombaugh. The observatory was founded by astronomer Percival Lowell of Boston's Lowell family and is overseen by a sole trustee, a position historically handed down through the family. The
Lowell State College 9, 1974. These buildings were built in the style of brutalism. The school gained university status in 1959. In 1972, a feasibility study was conducted on merging the school with the nearby Lowell Technological Institute. In 1975, the schools merged to form the University of Lowell. The name was changed in 1991 to the University of Massachusetts Lowell when the institution joined the University of Massachusetts system. Today, the school's campus is known as the South Campus of UMass Lowell. Lowell State College Lowell State College was a public college located in Lowell, Massachusetts, United States. Founded in 1894 as