India and US have set a target of 2021 to put their collaborative earth observation satellite NISAR in orbit, ISRO Chairman A S Kiran Kumar said on Thursday. ISRO was working with National Aeronautics and Space Administration (NASA) of the US to undertake the launch of NISAR by 2021, he told reporters here after the successful launch of GSAT-6 onboard GSLV-D6. “One of the GSLV Mark II will carry NASA’s satellite NISAR in 2021. There is a very good chance of commercial requirement. <g data-gr-id="8">Currently</g> we are working on it,” he said.