Goodsell Observatory, Astronomical observatory at Carleton College, Northfield, US
Goodsell Observatory is a brick building with a distinctive dome roof in Northfield, housing two historic telescopes and featuring Romanesque Revival architectural details. Inside, a computer imaging laboratory supports the college's astronomy instruction and student research.
Built in 1887, the structure served as the primary timekeeping station for railroad operations west of the Mississippi River until World War II. This role was essential for coordinating train schedules across the early American rail network.
The observatory remains an active learning space for Carleton College astronomy students, where visitors can see how scientific research happens today. The building bridges its past role with current educational use.
The facility offers monthly public viewing sessions where visitors can observe with guidance from astronomy staff. Plan your visit ahead by checking current opening times and weather conditions for the best stargazing experience.
When completed, the observatory ranked among the largest telescopic facilities in North America, attracting astronomers from across the region. The preservation of its original equipment today reflects this historical importance to the scientific community.
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