The Institute of astronomy actively participate a number of international scientific programs and projects.
INASAN is the leading organization for the Russian Virtual Observatory (RVO) project. This project is a Russian part of the global international project “Virtual Observatory”, which unites astronomical archives and databases, analysis tools and computing services distributed around the world into a single environment. Also INASAN is actively involved in the implementation and coordination of a number of international scientific programs in the field of space geodynamics, space geodesy and the practical usage of observations of satellites.
On the basis of the Institute of astronomy RAS the National Committee of Russian astronomers functions. The staff of INASAN takes part in scientific and organizational work through the commissions and divisions of the International Astronomical Union.