Madurai (Tamil Nadu), June 17, 2025 (ANI ) : The mortal remains of ISRO's former scientist Nellai Su Muthu brought to Madurai for public homage. Nellai Su. Muthu (74) passed away in Kerala's Thiruvananthapuram on June 16 due to ill health. He had served as a senior scientist at the Sriharikota Satish Dhawan Space Centre.