... Friends of Arcetri . ... Today, state-of-the-art spectroscopes designed and built in the Arcetri Observatory allow to carry on forefront astrophysical research with the most powerful telescopes in the world. The exhibition The origins of Astrophysics in Florence is one of the five sections of the national exhibition Starlight -Italian astronomers in the nineteenth century: pioneers of astrophysics, hosted by the Observatories of Arcetri, Naples, Padua, Palermo and Rome. ... Public : . ...