The 20-hour launch countdown for Chandrayaan-2 began Sunday evening at 6.43 pm, tweeted space agency ISRO. Chandrayaan-2, India's ambitious Rs. 1,000-crore moon mission, is set to be launched at 2.43 pm today. The Indian Space Research Organisation (ISRO) also said it had commenced and completed the filling of UH25 fuel in the liquid core stage of the Geosynchronous Satellite Launch Vehicle Mark 3 (GSLV Mk 3) rocket, nicknamed 'Baahubali'. The moon mission will lift-off from Andhra Pradesh's Sriharikota, days after the first launch attempt was called off.