INAF is the main Italian research institution in the field of Astronomy and Astrophysics. INAF comprises 19 observatories and institutes spread across the country and employs more than 1200 people, about 700 of which are research astronomers. Its participating structures are: INAF-Osservatorio Astronomico di Trieste (OATs) and INAFOsservatorio Astronomico di Roma (OAR). INAF promotes, realizes and coordinates, also within programs of the European Union and international bodies, research activities in many astronomical fields. INAF scientific research activity is divided into five themes: Galaxies and Cosmology; Stars, stellar populations and interstellar matter; The Sun and the solar system; Relativistic astrophysics and astroparticles; and Advanced technologies and instrumentation. INAF also coordinates a national Virtual Observatory initiative ( It participates in the EuroVO initiative and plays an active role in the projects funded by the EU Framework Programmers like VO-TECH, EuroVO-DCA, EuroVO-AIDA and more. 

INAF – OATrieste hosts the Italian Center for the Astronomical Archive (IA2) which manages also data for the whole LBT (Large Binocular Telescope) corporation and it is the main point of INAF activity on the Virtual Observatory in Italy.

INAF- OA Roma is deeply involved in the CTA activities and also manages the Italian support for LBT observation and science.