Arcetri Observatory

The Arcetri Observatory is a research facility perched on a hilltop south of Florence, housing several telescopes and specialized equipment designed for studying the sky. The site contains both historic and modern instruments used by astronomers to observe the sun, stars, and other celestial objects.

The observatory was founded in 1869 as a research facility of the University of Florence and began observing from its hilltop location. Over the following decades, new equipment was added and the site developed into a recognized center for astrophysical research.

The observatory functions as a working research center where scientists gather daily to study the sky and share findings with colleagues worldwide. This international collaboration gives the place a role beyond its hilltop location, connecting Florence to the broader astronomical community.

The observatory welcomes visitors by scheduled appointment only, as it remains an active research facility with ongoing work. Visitors should prepare for steep paths and some walking uphill from the nearest parking or bus stop, since the hilltop location requires a moderate climb.

The workshops here manufacture specialized optical components for some of the world's largest telescopes, including precision mirrors and filters used in major international projects. This engineering work often surprises visitors, as the site not only conducts observations but also develops technology that other astronomers rely on globally.

Location: Florence

Inception: 1869

Website: http://arcetri.inaf.it

GPS coordinates: 43.75059,11.25443

Latest update: December 11, 2025 11:05