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, Ohio decline as river trade was replaced by the railroads and later automobiles. Industry in the city declined and much of the land along the canal has since been replaced by parkland. Today many Lowell residents rely on Parkersburg and Marietta for jobs and shopping. On November 10, 2015, no one ran against Steve Weber and he was elected Mayor. Lowell is located at , along the Muskingum River. According to the United States Census Bureau, the village has a total area of , of which is land and is water. State Routes 60 and 530 connect in Lowell. As of