The Institute of Astronomy carries out fundamental research in astronomy and astrophysics, as well as education of specialists and graduate students in this area.
National Astronomical Observatory (NAO) – Rozhen is situated in the Rhodope Mountains at 1750 m altitude. The astronomical observatory is the biggest one-time Bulgarian investment in scientific infrastructure and a leading astronomical center in the South-East Europe.
The observatory was built in 1961 by a group of asrtronomy enthusiasts. Since 1976 Astronomical Observatory Belogradchik was observational base of the Bulgarian Academy of Sciences.
Bulgarian Astronomical Journal publishes scientific articles in all fields of astronomy and astrophysics.
The astronomical calendar of the Institute of Astronomy contains information about various astronomical phenomena during the year.
Regional astronomical center for research and education is consortium between the three leading astronomical institutions in Bulgaria.
The Wide-Field Plate Database contains the descriptive information for the professional astronomical wide-field (>1°) photographic observations stored in numerous archives all over the world.
The state-of-the-art LOFAR telescope is unique in its ability to observe much of the sky and to be used to explore many different phenomena, unlike traditional optical telescopes.
Stargazer is a web based system for star map drawing.