Source: Highlights Amazonia-1 is the optical earth observation satellite of the National Institute for Space Research (INPE). 'Sindhu Netra' was part of the satellites launched. New Delhi: The Indian Space Research Organisation on Sunday (February 28) launched 'Sindhu Netra', a satellite developed by the DRDO to monitor the activities of military and merchant navy ships in the Indian Ocean Region. ISRO chief K Sivan told PTI the satellite was part of the PSLV-51 launch on Sunday (February 28). In the first dedicated mission of its commercial arm NSIL (NewSpace India Limited), the ISRO successfully launched Brazil's earth observation satellite Amazonia-1 and 18 co-passengers, including five built by students, onboard a Polar rocket from the spaceport at Sriharikota.