Lowell Observatory, founded in 1894 in Flagstaff, Arizona, is renowned for its contributions to astronomy. Established by astronomer Percival Lowell, the observatory gained fame for its groundbreaking research, including the discovery of Pluto in 1930.

The facility houses several historic telescopes, including the 24-inch Clark refractor, and offers public outreach programs, allowing visitors to explore the cosmos through guided tours and telescope viewings. Its commitment to education and research continues, making it a vital institution for both amateur and professional astronomers. Today, Lowell Observatory remains a center for scientific discovery and community engagement in the field of astronomy.