Failures give lessons. We've learnt a lot: Senior Scientist CSIR Satyanarayana
#WATCH | Delhi: "We are going to join the elite group of four (countries) touching the Moon's surface... Failures gives lessons. We've learnt a lot...They (ISRO) have taken enough cautions to have a soft landing of Chandrayaan-3 over the Moon's surface," says Senior Scientist… pic.twitter.com/zOJu2rtayk