For the past four decades, ISRO has launched more than 65 satellites for
various scientific and technological applications like mobile communications,
Direct-to-Home services, meteorological observations, telemedicine,
tele-education, disaster warning, radio networking, search and rescue
operations, remote sensing and scientific studies of the space.
ISRO has established two major space systems, the Indian National Satellite
System (INSAT) series for communication, television broadcasting and
meteorological services which is Geo-Stationary
, and Indian Remote Sensing Satellites (IRS) system for
resources monitoring and management which is
Earth Observation Satellites
. ISRO has launched many
which are generally small comparing to INSAT or
IRS and Space Missions
explore the space.