The document discusses the Indian Space Research Organisation (ISRO). It outlines ISRO's history, starting in 1962 with the formation of INCOSPAR, and its establishment in 1969. Key events for ISRO include the launch of India's first satellite Aryabhata in 1975, the Chandrayaan lunar probe in 2008, and the Indian Regional Navigation Satellite System in 2016. The document also provides ISRO's vision to develop space technology for national development and its missions related to launch vehicles, satellites for communication, navigation, and space science research.