They made history for India and the world.
The lead scientist on the project, which was launched by NASA, is also the youngest at 18. Meet the boy from Tamil Nadu who is already working on his next mission.
'Things are far from normal. The roads are still under several feet of water and every time we venture out, it is a nightmare wading through the water that is no longer flowing but stagnant, filthy and foul-smelling. Shops are yet to stock up on supplies. Power supply is erratic and there is constant fear that it might go off again.' S Saraswathi recalls the horrific four days of her life.