ISRO Chairman K Sivan has said the space agency is planning several missions apart from Gaganyaan manned mission and Chandrayaan-2. "They would include Mars Orbiter Mission 2, Chandrayaan 3, a mission to Venus, EXPOSat, Aditya L1 (to study Sun's corona)" Sivan said. "There's a lot of interest in Venus...in Indian scientific community and abroad...around 20 payloads are coming," he added.