Indian Space Research Organisation, ISRO, Chairman K Sivan has said the Chandrayaan-2 mission has achieved 98 per cent of its objectives.<br />'' <br />'' He said the orbiter, with eight scientific instruments, is doing well and performing scheduled scientific experiments.<br />'' <br />'' Talking to reporters in Bhubaneswar, Odisha today, he said, in case of technology demonstration, the success percentage was almost full.<br />'' <br />'' The ISRO Chairman said, initially, the orbiter's life was only one year, but due to optimum mission operations, it has increased to 7.5 years.<br />'' <br />'' Mr Sivan said, ISRO has not been able to establish communication with the lander yet. He said, ISRO made all-out efforts to re-establish contact with ever since communication was lost on 7th of this month.<br />'' <br />'' He said a national-level committee comprising academicians and ISRO experts are analysing the cause of the communication loss with Vikram. Mr Sivan said ISRO is focusing on space mission, Gaganyaan by 2020.<br />'' <br />'' The ISRO chairman said the country is moving ahead to meet its target of sending man to space by December 2021.<br />'' <br />'' Addressing students at IIT Bhubaneswar, Dr Sivan asked them to take calculated risks and innovate. He also called upon the IITians to come forward and contribute towards nation-building. <br />''