New Delhi, Sept. 9 -- Indian Space Research Organisation (ISRO) Chairman V. Narayanan on Tuesday announced that ISRO is working on Chandrayaan 4 and Chandrayaan 5 and also added that the completed module of the space station will be placed in orbit by 2023.

While talking to the media, ISRO Chairman V. Narayanan shared the plans of ISRO for the coming future and said, "In the next three years, the number of satellites we are going to place will be around three times the present numbers. The second thing is that we are working on improving the payload capability of our Mark III launcher from 4,000 kg to 5,100 kg without increasing any costs."

He further added, "We are working on Chandrayaan 4, Chandrayaan 5, and the first module of the sp...